Transcript Living Online Chapter 12

Unit 12
Searching the Internet & Safety
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Use keywords to search for information
Use advanced features to refine a search
Search for specific types of media
Find content on a web page
Evaluate the quality of web content
Observe intellectual property laws
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Each search engine keeps a database of
sites & keywords
◦ Webcrawlers/spiders gather info
◦ Each generates a list of results
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Bing, Google, Yahoo, etc.
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Results may vary between engines
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Sends query to other search engines & shows
you results from all in one place
◦ Dogpile & Kayak
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Go to www.dogpile.com
◦ Search for Batman
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Disadvantage: It chooses what it thinks is the
best results from the search engines
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Phrases & Quotations
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“The Dark Knight Rises”
◦ Looks for those words next to each other
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“Mike Trout baseball cards”
◦ Looks for Mike Trout baseball cards
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Use of AND, OR, NOT
◦ In uppercase
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Use of + or –
Use of Advanced Search
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Includes how recent, images, image size
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Some sites have search box on them
◦ Searches that web site
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What keyboard shortcut allows you to find a
word in a document?
◦ CTRL + F
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Use the same to find a word/phrase on a web
page
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Teknimedia
◦ C1.41-43
◦ C1.45-50
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Handout
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What are three common words used for
Boolean searching?
◦ AND, OR, NOT
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If you wanted to search for an exact phrase of
school lunch regulations, what would you do?
◦ Add quotations around it
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If you wanted to search for a low fat brownie
recipe on recipes.com, what could you enter?
◦ “low fat brownie recipe” site: recipes.com
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You can find anything on the web
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Anyone can publish anything on the web
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DO NOT accept everything as true
◦ Learn to evaluate its nature and source
Evaluate
this Site
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Relevance & Reliability
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Validity & Bias
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Professional Layout
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Authority
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Does it fit your research?
Is it accurate?
Up to date?
Does it come from a
trusted source?
◦ Is site organized?
◦ Spelling/grammar
correct?
◦ Are they trying to sell you
something?
◦ Change your opinion?
◦ Check other sources to
see if it’s valid info
◦ Author’s credentials
◦ Can you contact/email
them?
 Info might not be reliable
Evaluate the Quality
of the Information
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Each row/group will get a website to evaluate
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Review all pages of the site
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Use the handout & your opinions to
determine if the site is valid and tell why &
why not
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Copyright Law
◦ Protects owners from having work copied
◦ Automatic when created
 Doesn’t have to display ©
◦ Must give credit or be fined!
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Public Domain
◦ Available for public use; Should still cite
◦ Any .gov, NASA, NOAA, Smithsonian
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Fair Use
◦ Copyrighted material used w/out paying royalties
◦ Use for research, reporting, etc. with citing
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Once you post something of your own, it is
copyrighted
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Be careful what you post
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Libel
◦ Written word/picture that gives someone a negative
image
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Slander
◦ Spoken word that gives someone a negative image
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Repetitive Strain Injury (RSI)/Carpal Tunnel
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Repeated motions of joints
Game players, constant users
Take breaks, walk around, stretch
Use ergonomic furniture
Eye strain (lighting, breaks)
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Sit straight
Feet flat on floor
Wrist up- not resting
on keyboard
Don’t look at
keyboard
Elbows bent at 90
degree angle
Sit about arm’s
length from monitor
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What is e-commerce?
◦ Business/Shopping online
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What does the cashier do with your food at
Shop Rite?
◦ Scan it with optical laser
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When you use the ATM or a credit card, what
does the machine read on your card?
◦ Magnetic strip
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What do you call people who work from
home?
◦ Telecommuting
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Traceroute (tracert)
◦ A test to show the path data travels through routers
◦ Also confirms connectivity
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What’s your IP Address?
◦ At Command Prompt, type ipconfig
◦ In Windows, go to Network & Sharing Center, click
name of your network in “View Your Active
Networks” and click Details
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Tweeps
◦ Twitter followers
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Twitterati
◦ Twitter users who attract thousands of followers
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Tweetup
◦ Meetup of people who use Twitter
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What domain would each site MOST LIKELY
have?
Girl Scouts
Sears
Rowan University
U.S. Marines
Unit 12
Searching the Internet & Safety