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Review of CMSC155 course

 

Contents
1 Intro & History
2 Browsers
3 Email
Video
4 Finding Info
5 Search strategies
CARS Analysis
6 Creating web pages
7 FTP, Telnet, Gopher
8 Privacy, rights and responsibility
Bookmarks


Chapter 1 - Introduction & History
History

Homework
1) My connection to the Internet - I have a dialup IP connection to the Internet. I do not have a network card but use my modem and PPP to connect to my ISP (internet service provider), Columbia Connextion.  My husband's company pays around $100 per year for the connection.

2) To access the Internet from my computer:
    a) Double-click on the Dialer icon
    b) Click "OK" if the username and password are correct (otherwise, enter correct ones)
    c) Double-click on either Netscape Navigator or Internet Explorer browser.  

3) When I am online, my computer's IP address is 216.4.158.15.  I have a dynamic IP address since the last set of numbers is different every time that I reconnect (.15, then .17, then .9). 

4) My email address is    jshepler@hotbot.com 

5) My husband and I work together on problems with Internet connections.  I could also get help from my ISP during working hours by calling 410-461-5430, or by clicking on the  "Contact Technical Support" link on the ISP homepage at http://www.connext.net.  There's a form to fill out with details of the problem and it gets submitted to http://www.connext.net/cgi-bin/FormMail.pl     The only reason that I would not get help would be if one or all were not accessible in the evening when I am doing schoolwork. 

6) My ISP's homepage does not list rules for proper use of  the Internet.  However my employer (a school) has an "Acceptable Use Policy" that students must sign.  The policy is not readily apparent on the school's website but it is there if you search for it.  There are separate policies for staff and the different grade levels but I agree with the following policies common to all groups:
           
1) Show respect for laws including intellectual property laws (ie- copyright) and for individuals by respecting privacy.
           
2) Show respect for others by not using objectionable language, discriminatory remarks, intimidation, etc. Be courteous and careful of sarcasm.
           
 3) Work together to keep the computer system stable.

7) My web browsers: Internet Explorer and Netscape Navigator

8) The World Wide Web Consortium's major links:
           
W3 A to Z (an index of technical terms)   
           
Get Involved
           
Member area
           
W3C team
           
Past news

9) W3C is a consortium that was started by Tim Berners-Lee in 1994 with the goal of leading the WWW to its full potential by developing common protocols (computer communication standards used by all).  It has 400 member organizations.

10) People of the Web
A
).    Tim Berners-Lee - invented the World Wide Web after working at CERN, the European Physics Lab.  He created the first WWW server, defined URLs (web address protocols), HTML (protocol for making web pages by marking text), and HTTP (a web file transfer protocol).
B
).    Irene Vatton - French computer architect of Amaya, a web testing tool for testing new developments in web protocols and data formats for UNIX and Windows 95/NT.  Amaya is similar to Jigsaw and is very important because there are many new developments in web protocols and they are occurring rapidly.
C).   
Henrik Frystyk Nielsen - Was involved in W3C but is not part of it anymore as of July 1999.  His website says that he does”HTTP related work” in Cambridge, MA.
D).   
Judy Brewer - Director of the WAI, Web Accessibility Initiative, a group that insures that W3C technologies support accessibility, has made guidelines for content, browser and authoring tools, developed evaluation and repair tools, and has done outreach and education, all to further accessibility.

 11) With regard to the 3 websites about the history of the internet, “A Brief History of the Internet” is not brief, but very detailed.  “History of the Internet” is a short overview and is easy to read, addressing development in terms of issues, problems, meaning, and advances.   “Hobbe’s Internet Timeline” is a timeline that gives access to a lot of technical development detail, including notes, memos, diagrams, and other memorabilia of the technical history of the internet.  I would probably use the “History of the Internet” since it would give historical information on developments leading to web-delivered education, which is my area of interest.

 12. World Wide Web organizations listed at www.yahoo.com à computers à WWW à organizations: 
a.      
TechVol- connects charitable organizations with tech-savvy volunteers and donated equipment (My school has dozens and dozens of old computers stored away in closets.)
b.     
Ars Digita – fosters innovative, non-commercials uses of the internet (We still need innovations.)
c.      
Web Designers & Developers Association – non-profit trade association includes internet news, issues, and good educational units (example, “web design strategies”).

13.    At http://www.vliborg à Humanities à Archeology leads me to ArchNet from the University of Connecticut.  This site gives information and links about academic departments of archeology, museums, field work and historic properties.  It also includes a search engine and this led me to the search the region of Maryland which in turn led me to the Maryland Historic Trust homepage. The property on the National Register of Historic Places which is closest to where I live is the Eagle’s Nest which is part of a private golf club north of Loch Raven Reservoir. 

14.    On Virtual Library, I searched the WWW web development tools for multimedia and sound software.  The sites for the sound software were not extensive and were mostly commercial.  The sites for icons and images were extensive and could be copied.
   
A).    At Yahoo à Entertainment, I found 3 amusement parks in 3 different countries:
   
     a.       Legoland Billurd in Denmark
        b.     
Kelly Tarlton’s Antarctic and Underwater World in New Zealand
        c.      
Polynesian Cultural Center in Oahu, Laie, Hawaii (almost a different country!)

16.    Yahoo à any category
   
a.       Privacy – http://www.epic.org - The Electronic Privacy Information Center includes a document on the privacy implications of protecting our national computer infrastructure at http://www.epic.org/security/cip/EPIC_testimony_0200.pdf.  It also includes a document on Amazon’s inability to protect client information.
    b.     
Audio file formats and compression - http://www.mp3-tech.org/ - This is the MP-3 Tech website which gave me information on different kinds of audio compression, with information both about different software and testing showing how compression rates affect perceived listening quality.
    c.      
Distance education/ online education – an instructional and comprehensive overview of various topics of concern in distance education  at http://www.uidaho.edu/evo/distglan.html

 

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 World Wide Web Consortium - http://www.w3.org/
Short History of the Internet
A Brief History of the Internet
Hobbes Timeline


Chapter 2 - Browsers

Homework

1.a. My homepage is the HotBot email login screen.  
b. Yup, scrolled down.
c. Ctrl + Home sends me up to the top of the page.
d. Homepage -> Privacy statement-> What Information does Lycos collect?
Back, back took me to the homepage and forward took me back to the Privacy statement.
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2. At the Virtual LIbrary (www.vlib.org)
a. Added to bookmark list via Bookmarks -> Add bookmark
b. At Humanities -> Music, Amazon.com has an ad on this page. Do they maintain this page?
c. One can select music info by "category" such as composer, institutions, etc. and by "kind", such as acid-house, cajun, folk, etc. There is also a classical music link.
d. Followed these links: Music -> Institutions -> Illinois State University music page; Music -> Cajun.
e. History list:
http://www.sfbayou.com/
http://www.bme.jhu.edu/~jrice/NewFiles/head.html
http://www.bme.jhu.edu/~jrice/NewFiles/left.html
http://www.bme.jhu.edu/~jrice/NewFiles/main.html
http://www.bme.jhu.edu/~jrice/cz.html
http://www.vl-music.com/
http://www.vlib.org/Humanities.html
http://orathost.cfa.ilstu.edu/music/index.html
http://www.vlib.org/
http://www.lycos.com/
http://www.lycos.com/privacy/
http://hotwired.lycos.com/home/digital/privacy/
http://members.hotbot.lycos.com/
Cajun/Zydeco is in the middle and Adobe GoLIve4 is at the top.

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3. Science -> Medicine and health -> Sumeria took me to an alternative health site.  Added this to my bookmarks.  The bookmark list is getting longer.
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4. Recreation -> Games Added the following bookmarks to my bookmark list:
Dice server
Scottish Tiddlywinks Association
Wood Online
Vancouver International Walk Festival and Walking Index
IRC Poker Dealing Program
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5. World Wide Web FAQ
a) - These were the following foreign sites for WWW FAQ:
1) Poznan University of Technology, Poznan, Poland (Europe, in Polish):
http://www.put.poznan.pl/hypertext/Internet/faq/www/www_pl.htm
2) Astronomical Observatory of Padova, Italy (Europe):
http://www.pd.astro.it/faqes/www/
3) University of Oviedo, Spain (Europe): URL:
http://www3.uniovi.es/~rivero/WWW/faq/
4)Glocom, Japan (Asia): 
http://www.glocom.ac.jp/mirror/sunsite.unc.edu/boutell/faq/
I couldn't get these to open.  When I clicked on them , they just jumped back to the main page. They are probably only available locally.

b) Added bookmark of closest site. 
c) "Introduction to the World Wide Web" (http://www.shu.edu/about/WWWFaq/#intro)

1) WWW was started by Tim Berners-Lee.  It is a vast collection of interconnected documents, spanning the world. These documents use a common code and can be viewed with a browser using the same code.

2) URL stands for "uniform resource locator". It is a standardized way of giving an object (a file, newsgroup, etc.) a unique address allowing it to be located. The first part specifies the access method (telnet:// or ftp:// or http://; the second part after the slashes specifies the machine name or machine port to go to.

3) You cannot catch a virus by only looking at a web page. Viewing images, filling out forms and so on is harmless.  However, if you download and executable file and then execute it (double click on it in windows explorer), you could catch a virus if the web site is not reputable.

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6. Consumer Information Center, http://www.pueblo.gsa.gov
a) Saved article on "Job tips".
b) Printed article.
c) Sent the "Futurework: Trends and challenges for work in the 21st century" article (pdf file) via email to a friend.     
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7. Saving web pages: 
a) Filenames must be short and the file needs to be saved as a web page with an .htm extension.
b) To use in a word document, copy the text (by highlighting it) and  paste it, saving as a word file.
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8. Arranged bookmark list via Bookmarks--> Edit Bookmarks --> New folder, making 3 new folders: Games, Searches, and Chapter2.
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9. I already have the Realplayer downloaded from www.real.com.
c1) I was unable to find the music showcase at the bottom of the web page, even after scrolling down.
c2) Music - So I clicked on a hyperlink and listened to the "Outkast" and "Christina Aguilera" music videos.  This allows easy access to many songs. The images are not that smoothe in their movement and the sound is mediocre quality.  It would probably make more sense to purchase a CD if you just wanted quality music to listen to. But for impulsive listening, this is fine.
c3) I then clicked on the "guide" link at the top and went into "What happened with Apple?". This was a dead link.
c4) International video and TV - I clicked on "Interneational" and selected a German TV site and practiced listening to German! This is good use of technology since I cannot receive this kind of video or TV programming in any other way, particularly since the group that I listened to was probably an amateur production!
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10. Sites that track changes in web browsers: 
A) Browsers by C/NET (http://www.browsers.com) has news and technical info as well a search and downloads. 
Netscape 4.5 is the newest version and Netscape 6 is in development (the beta testing phase).
The Internet Explorer 4.01 is the newest version with 5.5 in beta testing phase.
Versions are coming out for the Linux operating system.
Opera is a new browser for windows, Linux, and epoch B8. 

B)Browser Watch (http://browserwatch.internet.com/) has news and tips and is not as extensive as Browsers.  (It was updated over 6 weeks ago so it's not that current for a news page).


Chapter 3- Email

Homework

1. My email address is jshepler@hotbot.com and I can get help by clicking the "Help" link for answers to FAQ or by clicking the "Contact us"  link to send a form.

    My Netscape email address is jshepler@rfvalve.com. I can contact them by calling 410-461-5430 or by clicking the "Contact Technical Support" link on the homepage at http://www.connext.net.

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2. SMPT server (outgoing mail): mail.connext.com

   POP3 server (incoming):  mail.connext.com

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3. My HotBot mail has a 4MB limit on my email.  They will send a message if I approach that limit.  My Netscape e-mail's ISP suggests keeping no more than 2MB on their server but they do not set a limit.  However they say that email larger than 10 or 20MB might get corrupted.

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4. Sent message to myself

   (Netscape - Click inbox icon at bottom- "New Msg" button at top - Type email address, subject, and message - "Send" button at top).

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5. Read email (Netscape- Click on inbox icon - Double-click message and read)

    Reply (top button)

    Forward (top button)

    Delete 2 messages (right click message in inbox and select "Delete Message")

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6. I sent messages to multiple people by typing in their email addresses in the To: windows and sending. 

I also sent to multiple people a message using a list mechanism:

Netscape - Inbox icon - New Msg (button) - Communicator (top) - Address Book (button) - New List (button) - Dragged addresses from previous window to list - OK (button)- Address (button) - Selected list - To  (button) - OK (button)- wrote subject and message -  Send (button).

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7. Saved a message: Netscape - Inbox - Double click message - File (top)- Save as - File - give filename and location - Save (button)

    Printed message: Netscape - Inbox - Highlight message - Print (button) - OK (button)

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8. A) Created a signature file: 1) Start - Accessories - Notepad - type in signature - File - Save as (remember the filename and location for next step); 2) Netscape - Inbox - Edit (top) - Preferences - Identity - Signature file - browse for filename above or type it in (if browse: Browse - select file - Open) - OK.  You may have to exit your new message or exit Netscape and re-enter to have this take effect. 

   B) Sent myself a message and it had the signature on it.

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9. Internet address finders

a) Authors' email addresses took 10 seconds each to find on http://www.iaf.net

            - Ernest Ackermann - ernie@paprika.mwc.edu

            - Karen Hartman - khartman@S850.mwc.edu

b) My address and my friend's address - Couldn't find it on these services.  Also tried http://www.infospace.com and used the "White pages " link

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10. Finding email addresses and info on friends took longer than 10 seconds using             mail-server@rtfm.mit.edu. (I am still waiting.  Oh it takes about 5-10 minutes)

Address:             mail-server@rtfm.mit.edu     

Message:            send usenet-addresses/lois slembecker


Video - Heroes of the internet
Heroes of the Internet ("Nerds 2.0.1" video) When it comes to the people shown in the video about the history of the Internet, I admire the people who had imagination and foresight, who questioned concepts, who had bright ideas, or who had an idealism of sharing.
I admire J.C. Lickleider for having the imagination to forsee an "intergalactic network" where computer connection could occur from anywhere and everywhere.
I admire those who both recognized an existing concept and then challenged it. This creativity led to development and advances of the Internet. According to Dave Walden (of Bolt, Beranack, and Newman, one of the early Internet developers in Cambridge, Mass.), the going "telephony" attitude defined communication in terms of telephones and required a direct and continuous connection between users. Len Kleinrock's theory about "packet switching" involved breaking communication down into packets for mixed transfer and reassembly at the other end. Vinton Cerf and Bob Kahn used this theory to create an indirect and non-continuous connection between users, analogous to sending numbered postcards, a concept explained beautifully and simply by Cerf on the tape. This challenged the existing concept of communication's nature and brought progress in leaps and bounds.
I admire the "Motley Fools" for going against the idea of commercialization of the Internet and for giving away financial information free and with humor. But I also admire Amazon Book's Jeff Bezos for the commercial expertise that led him to select a product for sale on the Internet using his knowledge of human nature (people don't have to touch and feel books to buy them) and a knowledge of numbers (Internet use was hitting a "critical mass" and was becoming "ubiquitousness").
Lastly I admire Stewart Brand for his use of hippies and computer nerds in business, for giving away pages of books within his Whole Earth Catalog, and for sponsoring a virtual community via one of the oldest bulletin boards, "The Well". His work is and was in keeping with the ideas of one of his writers, Howard Rheingold, who saw the net as a "tool for liberating the individual". So I admire them for their intuition early on about what the web could be and what they made it, a community-builder and an empowerer of the individual.


Chapter 4 - Searching on the Web
NOTES
types of info desired -support argument, authoritative opinion, stats, evaluative report, description, images, movie reviews, current vs. historic
web page types - current, us gov info. pop culture, fulltext of books, business & company int, consumer info, medical info,archives
limitations of information - not a scholarly venue, scholars may not publish here because of cost and want to make money
  1. Directories (eg- Yahoo, Librarian's Index to the Internet, WWW Virtual Library
    subject catalog
    hierarchical arrangement
    can browse or search
    *Good for starting point, provides broad, general info, overview
    depend on user input
    *rates, reviews, evaluates
    small amount of info
    not as often updated as search engine
    fewer resources (which is sometimes good)
    categories may be arbitrary and hide info
    can be subjective

    virtual libraries - chosen and organized by info experts & librarians - Librarian's Index to the Internet, WWW Virtual Library
    3 types - reference works, subject guides (ie-Argus Clearinghouse), specialized (ie- World Factbook, Medline)
  2. Search engines (ie - Magellan- search engine & directory, also rates; Metacrawler)
    *Index most of the web therefore have very large amount of data
    Fulltext
    Create with spiders and robots which go to net and get links

*Updated frequently
Search technique - nesting, truncation via wildcards, can limit and search fields (such as date fields, filetype fields), boolean (AND, OR, NOT (implied: +, -), phrase searches via " " or parentheses), adjacency such as NEAR, WITHIN, PRE) *Good for obscure or multifaceted specific information because of advanced search capabilities, to limited to being placed in one category only as are directories

- meta-search tools = parallel search tools = unified search tools - (ie- Metacrawler, Dogpile Internet Sleuth, Metacrawler) Can search several search engines simultaneously, helps you keep up-to-date with new search engines, has limited search features (eg- Metacrawler does not offer nesting) process);  

HotBot - +   -   "_______" (phrase), boolean, case insensitive
ALtaVista - simple - +  - only; Advanced - if need OR, *large form for long strings, must sort
Northern Light - indexed documents, fee based documents/articles ("special collection"), creates folders of like results - folders: by type, subject, sources, or different language
INfoseek - +  -. but can also search past results ("search within results")

3. Intelligent agents - New Hub - = bots, robots, they work autonomously on repetitive tasks

Homework
1) Librarians' Index to the Internet (http://lii.org,  a virtual library)
 In this Virtual Library, the keyword search for "automobile blue book" was a bit faster than browsing the through the subject categories.  The keyword search brought me right to the Kelley blue book link whereas, when browsing, I had to select Automobiles  and then scroll down through a list in order to locate Kelley Blue Book.

9) Internet Sleuth, now The Big Hub.com (http://www.isleuth.com, a meta-search tool using both parallel-search and all-in-one search)
The search for the U.S. Government Manual returned too many links. I would have just liked to get a direct link to the official one from the National Archives. I did finally locate it after going back and forth between the pages.  I then I searched that webpage for "Central Intelligence Agency" using "Edit - Find in page".   I downloaded the PDF file via Adobe Acrobat.  I didn't find any section on "Search Tips."


Chapter 5 - Search Strategies & Search Engines
NOTES
Directories - keyword index of each web page done by info specialist
Search engines - spiders find links, keyword indexed by different formulas, most full text indexing'
Excite -  searches on concepts (because can find synonyms),
some skip stop words
search metatags (text keywords in code but not in content area of web page)
relevance determined by different formulas
results ratings - low precision, high recal - many hits, not all relevant
                    -   high precision, low recall - few hits, relevant
                    - high precision, high recall - many hits and relevant
check help pages

Features - 
INput -
Boolean - AND, OR, NOT (ie AltaVista simple assumes OR (broad search); Metacrawler assumes AND (narrower), normal search is left to right but nested search changes the order logic with (_____)
implied Boolean  +  -
phrase search - "   "
proximity - NEAR  WITHIN #, 
truncation - * , stemming, some automatically truncate
concept searching - Excite
Limit by date

Output - relevance ranking (ie- # of times word appears)
annotation
results/page
sorting
suplicate detection
modify results

Steps to a search - 1) ID concepts
        2) keywords
        3) synonyms
        4) which search feature needed?
        5) select search engines
        6) Help, instructions
        7) search expression
        8) evaluate results
        9) modify
        10) try different engines

Homework
1)   SEARCH ENGINE: Alta Vista - Advanced search
It’s more difficult to find Advanced Search on the homepage now.

A) Jack London = 29,041 pages
+“ Jack London”  +writing
= 16 pages
Jack London writings =
3 pages
Results:
1.
 Jack London - Writings
http://www.rarebooks.org/JackLondon/london_writings.html 

2.
 CWC--About the Club 
http://www.pacificcoastpress.com/cwc_about.htm>
 
3.
Call of the Wild 
http://www.josts.net/tec3012/projects/nhaskett/jlondon.htm

 à It’s more difficult to find Advanced Search in the home page now than it was before.

à Adding terms narrows the search. The default search type for Advanced search is thus  “AND”

à Important -When I retrieve a large number of web pages with my search, I must add words that I want to sort by.  If I don’t, then the sites at the top of the list are not very relevant and there are too many results to check through.

 B) ebola virus, results :

1) AutoimmunityHP <http://www.centenary.usyd.edu.au/groups/auto/WebPageData/GermWarfareHP.html> advertises a book on ebola virus but does not give additional information about the virus

2)Aerospace World News--September 1999 <http://www.afa.org/magazine/world/0999world.html> ß made a parenthetical comment only within the text

3).......................... <http://malaria.himeji-du.ac.jp/IPublic/Outbreak/oldnews.html>  WHO..Emerging and ...
URL: malaria.himeji-du.ac.jp/IPublic/Outbreak/oldnews.html

Under Construction.  ß froze, dead link “ebola virus”

same as above

ebola AND virus

AutoimmunityHP

1) <http://www.centenary.usyd.edu.au/groups/auto/WebPageData/GermWarfareHP.html>

.................................. <http://www.asahikawa-med.ac.jp/animal/anzendo.html> .............................. ... .............................. .............................. ...... ...
2) URL: www.asahikaw-med.ac.jp/animal/anzendo.html

3) The daily news <http://www.espacio.org/jordi/mesdiaris.html> - The ebola link within this site gave me an error message: 404 Not Found – URL  '/~pierre/ebola.html' not found on server

C)            “chronic fatigue syndrome”

1. Untitled Document <http://www.carnell.com/breast_implants/guestbook_archives/implants_guestbook_00007.html>  ß Error message, “no page content found”

Next Guestbook Entries ] 7 TOTAL RECONTRUCTURE SURGERIES DUE TO SEVERE CONTRACTURES. 1 LARGE, SEVERE ABCESS AS WELL AS RUPTURED IMPLANT DISCOVERED AT...
URL: www.carnell.com/breast_implants/guestboo...book_00007.html

2. No Title <http://www.sneezy.org/Databases/Logs/1999/01/000390.txt> ß Wouldn’t load

Return-Path: Delivered-To: archive@sneezy.org Mailing-List: contact klarinet-help@sneezy.org; run by ezmlm Precedence: bulk Delivered-To: mailing...
URL: www.sneezy.org/Databases/Logs/1999/01/000390.txt

3. Cortisol body fat distribution #kes2cap# <http://live-long.itgo.com/dhea/Cortisol_body_fat_distribution.html> ß .com site looks like an add for vitamins but “file not found”

Feel younger feel stronger! This stuff works! DHEA, HGH, Energy Formulas, Natural Steroids, Fat burners ... more.....
URL: live-long.itgo.com/dhea/Cortisol_body_fat_distribution.html

 

Forgot to sort these and they are not relevant.

 

D.) symptoms decompression sickness = 3 pages, all of which were relevant

1) Diving Medicine, <http://www.utahdiving.com/medicine.htm>

2) The Role Of Hyperbaric Oxygen Therapy In Emergency Medicine <http://www.dcmsonline.org/jax-medicine/march99/hyperbaric.htm> , <http://www.dcmsonline.org/jax-medicine/march99/hyperbaric.htm>

3) Rodale's Scuba Diving Scuba Diver's Handbook: Dive Medicine <http://www.scubadiving.com/training/medicine/silentbubbles.shtml>

<http://www.scubadiving.com/training/medicine/silentbubbles.shtml>

 

à I learned that multifaceted searches are effective and general searches are not as effective in Alta Vista because of the size of the database and the number of hits that you end up with.

 

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2) SEARCH ENGINE : Alta Vista - Simple Search

asteroids = 87,165 pages

asteroids composition = 1,250,245

à Adding terms increased the number of pages and broadened the search.  Search default for multiple terms is “OR” in Alta Vista’s Simple Search.

 

I could not find “ Refine your search” but I did find “ Power search” on the Alta Vista Home page and limited the search by title field, year, and language:

asteroids composition, Element - in title page, Date - Year, Language - English, = 12982 pages

asteroids chemical composition,                                                     «                      = 111,714 pp.

àLimiting by element (field, date, language, etc.) narrowed the search and decreased the number of results in Power search.  Adding search terms increased the results (the number of web pages )as in the simple search and thus the default in Power search is “OR”.

 

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3) SEARCH ENGINE -Northern Light & META-SEARCH TOOL – Metacrawler

 

Metacrawler - economic benefits historic preservation – The results were either relevant but too specific (ie- historic preservation in L.A. or Wisconsin) or mildly relevant:

A. Preservation Resources - http://www.laconservancy.org/preservation/benefits

B. State Historical Society of Wisconsin - Historic Preservation Week  - http://www.shsw.wisc.edu/hpweek

C. Historic Preservation Resources – http/www.hal.usda.gov/ric/ricpubs/preserve.html – gave bibliography essay, resources

 

Northernlight - economic benefits historic preservation

Resulted in 61 hits , the first three of which were not relevant:

A)    Chapter IV –   http://www.r1.fws.gov/4deaa/chap4.html

78% relevant – This was not relevant and was about how the preservation of the spotted owl impacted the lumber industry

B)     Building Codes and Preservation –   59% relevant  - seems like a commercial site http://wwwinfoki.com/muncie/html/building_codes_preservation.htm

C)     National Preservation Program of Agricultural literature – 57% relevant –

http:// preserve.nal.usda.gov:8300/npp/presplan.htm

 

 

4) SEARCH ENGINE: Alta Vista – Simple search – “Periodic table” – 10, 547,592 hits

“Periodic table of elements” – 4,652

Advanced - “Periodic table of elements”, sort by high school – 1 hit

Simple - “Periodic table of elements”   sort by periodic table – 26,655 hits

2)      Visual Elements Periodic Table

http://www.chemsoc.org/viselements/pages/periodic_table.html

 – visually pleasing – contains flash version which loads very slowly

6)   Yogi’s Bohemoth Periodic Table of Elements

http://klbproductions.com/yogi/periodic/index.html

- Loads slowly, gives element name in various languages, shows diagram, health concerns, very detailed with links to other parts of element’s page

10).  Molecule Man’s Cyberific Periodical Table of Elements

http://www.bayerus.com/msms/periodic/index2.html

 – visually pleasing, loads easily, good for middle-schoolers, includes some details and short interactive quiz on each element    http://www.bayerus.com/msms/periodic/index2.html

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5)      SEARCH ENGINE: Northern Light

the problems encountered in deep sea diving:

(scuba OR “deep sea”) AND div* AND problem*

 (Used truncation and synonyms. ) (problems?) (modifications?)

-----------

6)      SEARCH ENGINE: Alta Vista, Advanced – “Newt Gingrich” NEAR ethics

 - # of results = 1, Logic Spring 1997, Study Guide (not relevant, Could not find name via Edit-Find in page but did find it misspelled, but it was only an example of logic  in a college course).
http://www.chemsoc.org/viselements/pages/periodic_table.html

“Newt Gingrich” AND ethic*, Sort by “Newt Gingrich, From 01/10/1996 to 06/11/2000

# of results = 7305

Relevant? =These are ads and the word “ethics” not present,

 

Newt Gingrich” AND ethic*, Sort by “ethic*, From 01/10/1996 to 06/11/2000

# of results= 18,500

Relevant? – Yes, 2 news stories about his ethics hearings and dropping charges:

Athens Daily News

http://www.onlineathens.com/1998/101198/1011.a3newt.html

PBS Online Newshour

--------

7)      Met-search tool: Metacrawler - baby boomers and social security  (search as a phrase)

# of results = 31, Looked at first 4 and they are relevant.

à Metacrawler does a good job of sorting by relevance.

a) Legislative Update (National Council on Teacher Retirement)

http://www.nctr.org/content/indexpg/washup/lu42898.htm

b) New Dealer vs. Baby Boomers (Reason Online)

http://www.reason.com/9703/fe.lochhead.html

c) Boomer Nest Eggs , by Cheryl Russell , July 1995, American Demographics
http://www.demographics.com/Publications/AD/95_AD/9507_AD/9507AD03.HTM

d) CATO Testimony - SOCIAL SECURITY & BABY BOOMERS
http://www.cato.org/testimony/ct-mt092496.html
---------
8) Search ENGINE: Alta Vista, Advanced(“mad cow disease” OR “Creutzfeld-Jakob disease” OR “bovine spongiform encephalopathy”) AND (cause OR etiology)
# pages = 0
“mad cow disease” AND cause
# pages = 24, 068
”mad cow disease” AND cause, sort by cause
# pages =  6,000
”mad cow disease” AND cause, sort by “Mad cow
#pages = 17,000

A)      Official Mad Cow Disease Home Page (àbiased against meat-eaters)
http://www.cyber-dyne.com/~tom/mad_cow_disease.html

B)     Jack’s Bugs In the News à relevant but written by one scientist in Kansas, cattle country? http://falcon.cc.ukans.edu/~jbrown/madcow.html

C)     #608 (07/23/98): Mad Cow Disease, Part 3  (relevant scientific newsletter written by one writer)
http://www.monitor.net/rachel/r608.html

-------

9) SEARCH ENGINE: Lycos – Advanced search:

I had to search youth violence, its causes and number, separately from youth gangs.
Question - whether there is an increasing number of youth gangs in US cities?

(youth OR juvenile) AND gangs AND crime         

A)   
Perceptions of Youth Crime and Youth Gangs: A Statewide Systemic Investigation (This is a lengthy study in NC that ties gangs to criminal drug activities and other crimes, includes perception surveys, etc.)
http://www.gcc.state.nc.us/Gangstudy.htm
B)    
Comparing the Criminal Behavior of Youth Gangs and At-Risk Youths
http://www.ncjrs.org/jjgangs.htm

Youth violence statistics:
(youth or juvenile) AND (crime or violence) AND "United States"
23,341 hits
(youth or juvenile) AND (crime or violence) AND "United States" &
Search within these results – Page field – Title: statistics
hits= 35, 967
youth or juvenile) AND (crime or violence) AND "United States" &
Search within these results – Page field – Title: statistics & Domain: .edu
Hits=10.748
(youth OR juvenile) AND violence AND 1999

560,000 hits  (best relevance)
A)
White House Education Press
http://click.hotbot.com/director.asp?id=3&target=http://www.ed.gov/PressReleases/10-
(youth OR juvenile) AND violence AND 1999,
page field title: statistics, domain” .edu
453 hits
B)
US Statistics -- Occurrences since Jan 1 1999
http://www.depts.washington.edu/ecttp/violence/v_stats.html

Causes of violence
(youth OR juvenile) AND violence AND 1999 AND causes h:.edu
10,018 hits
youth OR juvenile) AND violence AND 1999 AND statistics title: causes H: .edu
2 hits
(youth or juvenile) AND violence AND statistics AND causes "cause of youth violence" AND statistics
26 sites
Youth Culture and Violence - HEARING BEFORE THE COMMITTEE ON THE JUDICIARY HOUSE OF REPRESENTATIVES ONE HUNDRED SIXTH CONGRESS FIRST SESSION
http://commdocs.house.gov/committees/judiciary/hju62441.000/hju62441_0.htm
JUVENILE JUSTICE BILL and YOUTH ACCESS TO FIREARMS
http://levin.senate.gov/floor/051399.htm

à AltaVista gives too many hits but my attempts to narrow the search were not always successful.
-------------- 
10) Search of AIDS drug 1592 produced by Glaxo-Wellcome

àSEARCH ENGINE: Alta Vista- Advanced search brought too many hits but I was able to find several relevant ones about research:

Search expression = Glaxo-Wellcome AND (drug OR medicine OR 1592 OR 1592U89) OR (AIDS OR HIV) Sort by: 1592
AIDS Treatment News Archive: 592 (Abacavir, or New Name Ziagen (tm)) More Widely Available March 23

http://www.immunet.org/immunet/atn.nsf/page/a-291-03 

AIDS Treatment News Archive: Pediatric 1592 Compassionate Use Program Begin  (Durban, S. Africa)
http://www.aids.org/immunet/atn.nsf/page/a-275-03


àSEARCH ENGINE: Infoseek:

+"Glaxo-Wellcome", +"1592"

158 hits – There were many are activist sites. I wanted research so I tried to narrow it down by limiting to domains of .edu.  This didn’t work.
à Limiting domain does not seem to work.

Act UP! Take this to your doctor (Glaxo Wellcome and 1592)

http://www.actupgg.org/BAR/art072497.html

+"Glaxo-Wellcome", +"1592", Show only results from .edu
184 hits (This didn’t limit the search but increased it.)
+"Glaxo-Wellcome", +"1592", +.edu

 


Analysis

CARS-Analysis of Websites    CMSC 155 Online      Janet Vermehren-Shepler

NOTES- 
Credibility - 1) author's credentials, 2) evidence of quality control, 3) metainformation, (lacks credibility if anonymous, bad grammar or spelling, metininfo is all negative, lack of quality control)

Accuracy - 1) Timliness, 2) Comprehensiveness, 3) Audience & purpose (lack accuracy if pretends objectivity, no date, sweeping or vague generalizations, old date on info, one sided and does not acknowledge opposing views

Reasonableness - Fairness (not slanted in arguments) ,objectivity, moderateness, consistency, world view (lacks if intemperate,overclaims, sweeping, conflict of interest)

Support - Source documentation, Corroboration by other sources?, external consistency ( do some of the facts or ideas agree with what I know?) -  (lacks if no supporting evidence, statistics or numbers without source, no other sources with same info)

Argus Clearinghouse - Rates guides -level of resource description, level of resource evaluation, guide design, guide organizational sceme, guide meta-info, -- exceptional guides each month
http://www.clearinghouse.net

 

 

Comprehensiveness

 Homework
"A Manifesto, Perhaps?  The Preamble"
http://www.cs.earlham.edu/~paulsjo/wwwboard/messages/41.html 
This is probably a bulletin board message from an Earlham college student (see URL).   Because the student (Paul?) did not sign his name or indicate any official title, he seems to represent his own opinion rather than that of the group, SDAC. He sounds like he is trying his wings at forming a personal opinion but is not too sure about the direction and solution that he has come up with.  I would not generalize that all students from the group reacted this way to the hateful Oklahoma bombing, first by intolerance of intolerance, then by love and tolerance of intolerance.  This site can be taken as an interesting response of a college student to the then recent event (1997) and indicates a sort of naivite (and a recognition of naivite) about changing the world through one's own desire and action alone. 

2) Wyoming Gap Analysis
http://www.sdvc.uwyo.edu/wbn/gap.html

3) What Is Psychocentric Design?
http://www.mall-net.com/se_report/psychocentric.html 

4) OIG Opinions on Ambulance Restocking and Violation of Anti-Kickback Statute (http://www.members.home.net/tomscott/restock.htm )

5) Lauren can help you with life's journey (http://www.psychicworldwide.com/readings.html)

 

 


Chapter 6 - Creating Web pages

JanetHTMLCheatSheet.htm

  1. Dave
  2. Marsha
  3. John
  4. Rita
  5. Ernie

 


  • Dave
  • Marsha
  • John
  • Rita
  • Ernie

 


  1. Dave
  2. Marsha
    • John
    • Rita
  3. Ernie

 


CMSC155 - Janet Vermehren-Shepler, Chapter 6 - Q7



The Argus Clearinghouse

http://www.clearinghoue.net

Criteria



1) 

Q7A- BUBL LiInk 610 Medical sciences, medicine

http://link.bubl.ac.uk/medicine

level of resource description - technical performance - server was 

down





2) On Health

 http://www.onhealth.com/ch1/0,1091,,00.htm

4 checks

Guide design, Guide organizational schemes-This has a newsletter 

layout with a subject directory in the left column (frame). The 

layout, images, and colors imply that this is general medical information 

for the layman.  It is laid out nicely with mostly lists of fast-loading 

hyperlinks and some icon links, like The Daily Dose, for visual 

interest.  It would be more useful if most of the info were on the 

opening screen, although the layout does a good job of luring the 

viewer to scroll down and explore.

Level of resource evalutation, meta-information- The articles are 

sometimes authoritative (Harvard) but update frequencies are not 

seen. Also  and ads are present, which brings into question the purpose of the site. 



3) Martindale's Health Science Guide

http://www-sci.lib.uci.edu/~martindale/MedicalResources.html

2 checks

Level of resource description- Shows update on opening screen, within 

last 3 days, awards showing its authority and design prowess, but 

they are thumbnails and I can't see what they mean.  Illegal error 

and runs slowly. Runs slowly perhaps due to the background and images.





4) Medical Matrix

http://www.medmatrix.org/index.asp

4 checks

Requires registration which is a major deterent.  There is no description 

on the registration page.  The resources are authoritative as shown 

by the the sub-title of the page: "ranked, peer-reviewed, annotated, 

updated, clinical medical resources". Visual design is so-so but 

it runs quickly due to use of lists of hyperlinks.  No extraneous imagery.

Organizational scheme - organizaed by disease and navigational aids 

help because they are consistent. Within each disease, info is organized 

by media type or user type (Searches, News, Fulltext/Multimedia, 

 Textbooks, Major sites/homepages, Images/paths, Patient Education).



Meta-information-  Info on editors is available and contact information is extensive.



--------



7B- This would be useful to me if there were additional description 

other than the checks to show ratings in specific categories.  Fro 

example, right now, I am most interested  in web design and would 

want to know the rating for guide design and guide organizaitonal 

schemes.  However, if I were looking for medical information or 

researching for creating a site, I would want to know about the 

rating for level of resource evaluation.









 


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Chapter 7 - Telnet, FTP, Gopher

 


Chapter 8 - Security

Right and responsibilities on the Internet
We have certains rights on the internet, like to be treated fairly and courteously.  We can expect others to respect our rights and to act responsibly. 

1) But we know that not all people will do this.

2) In addition, even if they would try to, one of the many problems with the Internet is that there is no one main governing organization (snail mail had the Post Office and the Legislature) so there is no formal set of rules to be enforced.

3) Informal rules have developed about what is courteous and fair on the Internet.  But how does one learn these rules without breaking them first?  It's difficult to learn informal rules.  (There no "Emily Posting" for the Internet! ).  It seems that each bulletin board site or chat room has a different set of rules.  Sometimes the rules are so extensive (in some bulletin boards) that no one reads them.  What are our responsibilities with regard to informal rules?  We need to search for them and try to learn them.  Web sites, bulletin boards, and chat rooms should also keep it simple and just, and should make the rules easier to find.  What is our responsiblity when people are discourteous and break of informal rules in chat rooms, for example?  People should exert informal pressure by putting   "blocks" on rude members which ssentially ignores them.  (A block eliminates the rude person's message from your screen so that you don't have to see or respoond to the unwanted  message.)  But blocks don't work instantaneously and some people have learned to get around them.  For example, some people enter chat rooms, paste in a big ad, and then leave before they can be blocked from the participant list. 

4) That's a rude interruption but our informal rules don't work in this case because we can't block them.  5) Another example.  What should we do about users who monopolize server  use?  Some servers check how long the user has been on and then announce that the user will be disconnected unless there is a user response. ( Some UNIX programs even allow outsiders to see a list of users and how long they have been on using a server. But what can one do with that information?)

 

I think that we can build in all sorts of computer mechanisms (eg - blocks) and teach people all sorts of meanings and rules (like that IT'S RUDE TO TYPE IN CAPS).  But  on the net, there are all types of people and meanings (including rude meanings) are ever changing.  There are always people who WANT TO BE RUDE or even to just change meanings.  (For example, 10 years ago  : -)  didn't have a meaning but that changed.) So we can want to be treated courteously and fairly but that cannot be guarenteed.

===========

Privacy on the Internet is a major issue. The problem is that there is very little privacy.  There are few laws in place to protect computer users.   Most people do not realize the vast amount of information that has been compiled in their electronic profile by companies they visit on the Internet. Even though an individual may not be concerned by privacy because they have nothing to hide, it's not fair that major corporations can collect and use our personal data for financial gain. Our e-mail goes through many channels before reaching its intended recipient.  Although legally the e-mail cannot be intercepted, it can and does get read by many people along the way.

Internet privacy should be guarded . Our Constitution's First Amendment guarantees freedom of speech and expression, and our laws support privacy as a way to protect this freedom.  The Electronic Communication Privacy Act of 1986, for example, guarantees the privacy of e-mail. Recently the Supreme Court ruled against attempts to use the Communications Decency Act of 1996 to censor electronic communications, because these suits conflicted with freedom of speech and expression. Most electronic communication is not  “public” like TV, which is sent over the public airwaves, available everywhere to very young children, and therefore needs to be controlled.  Electronic communications are "private", are delivered privately by request and result from private actions  (typing a URL or doing a search), are not easily accessible to young children, and therefore do not require censorship.  Networks and Internet service providers, as "common carriers", are similar to cargo and phone companies and cannot invade privacy to determine the content that they carry, whether it's cargo or email. Besides all of that, controlling the content of the Internet is very impractical due to the explosion of new users, no central organization, and communications that are broken into packets and dispersed, all of which makes it almost impossible to track and control.

Internet Privacy can’t be guarded. The laws that apply to other areas of communication should also apply to electronic communications.  The Decency Act of 1996 made it illegal to transmit certain materials on the Internet but these materials can still be viewed by people who claim to be over 18 and have a credit card.  When illegal activity is suspected, the government should confiscate computers and examine their content. The 4th Amendment to the constitution regulates “search and seizure” of property and has set criteria concerning  suspicion of illegal activities which is more important than maintaining privacy.   In civil suits for abuse or stalking via the Internet, the content of  electronic communication also needs to be examined.   Our computers are very “open” to intrusions by design – we allow cookies and other downloads and we send out hardware and software information as well as personal information in order to obtain services and conveniences.  People who get into our computer systems and password files are called “crackers”.   If we don’t want them looking at the content of our electronic communications, then it’s up to us to stay ahead of them.  We should change our passwords frequently, not download files and cookies, and not give out information if we want to maintain our privacy..

Regardless of whether people are for or against privacy on the Internet they should be aware of the privacy issues.  Internet users should be aware of the fact that web sites of major companies are compiling an enormous electronic file on them, that their e-mail could be intercepted or be read by their employers, and that the government needs to get up to speed with privacy laws for the internet to protect its users.  Use of personal information should require permission and compensation, for example.

In addition, users themselves need to guard their private information more, even if it means doing fewer online transactions or demanding more protective technology.

The content of the Internet should be regulated very little in order to preserve privacy and encourage freedom of expression and creativity.  There are two exceptions.  When laws are violated, normal protections (search warrants, wiretap warrants, libel suits, abuse suits) should apply. Also children should be protected not only by the law but also by additional parental measures, even it means limiting their children's electronic privacy in order to protect them.

For: TOTAL PRIVACY ON THE INTERNET
1)  Legal protection and our beliefs - Freedom of speech and expression is guaranteed in our constitution by the First Amendment. In a democracy, this individual freedom allows the will of the citizens to be known and allows society to learn of and address its own problems and successes.  It also allows the sharing of other useful information. This freedom of expression applies to communication on the Internet.  The Electronic Communications Privacy Act of 1986 (ECPA) guaranteed the privacy of email just as earlier acts guaranteed the privacy of phones and mail. Recently, in response to the Communications Decency Act of 1997, the Supreme Court ruled that censorship approved by the Decency Act conflicts with freedom of expression which, "in a democratic society outweighs any theoretical but unproven benefits of censorship".

2) Not public - Unlike television broadcasts which can be censored because they are delivered over the public airwaves (and therefore must adhere to public decency standards), the Internet is not publicly but  privately delivered by request over cable or telephone lines.  Therefore the same censorship of content does not apply.  The Internet is similar to other “common carriers” in the sense that it carries information just as commercial trucks or ships carry cargo, or telephone lines carry conversations.  "Common carriers" are not responsible for controlling the content that they carry and thus can leave the content private. 

3) Impractical to control - Practically speaking, control of content on the Internet (censorship) would be highly impractical because unlike postal mail or telephone service, no one is in charge so no one controls it. Also the number of users has exploded and the communication itself is dispersed into bits and pieces (packets), a nightmare to track and assemble muchless control. 

4) Doesn’t protect the vulnerable - With regard to protecting children and others from inappropriate or unsolicited content, children do not come upon offensive materials by mistake.  (TV broadcasts are a different because they are public and even the youngest child can see them by pushing a button.)  The Internet is more difficult and one has to consciously choose to look at a website or email in order to see it.


Accessibility - Get Bobby approval from CAST -
W3C's
Web Accessibility Initiative
 - text equivalents for images & multimedia,
- if convey info with color also convey with alternative means
- headers for data tables to enable line by line reading
- summaries of graphs and charts
- identify language and changes in language
- organize logically - headings, list elements, meaningful links, navigation bars
- alternative content for applets or plug-ins

http://www.cast.org/bobby


Favorites/Bookmarks
Evaluating web resources - Evaluating Internet Research Sources
History - A Brief History of the Internet, A Short History of the Internet, Hobbes Timeline
Web page creation Definitions - Webopedia, WWW FAQ

jshepler@hotbot.com
Updated 12/3/00
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