Living OnlineFinishing IC3 2010-2011

Some sites have search on them◦ Searches that web site

Searching a Web Site

Searching a Web Page What keyboard shortcut allows you to find a

word in a Word document?◦ CTRL-F

Use the same for a web page

Have databases of sites & keywords Each generates a list of results

◦ Web spider or crawler Results may vary between engines Go to yahoo.com & search for great wall of

china◦ Notice 1st result◦ How many total hits?

Go to google.com & do same search◦ Different result for #1◦ How many total hits?

Search Engines

Go to www.dogpile.com ◦ Low carb diets◦ Tells where it searched & found on

Go to www.yahoo.com◦ Great wall of china

Go to www.google.com◦ Cruises (what’s # of results)◦ Cruises Alaska OR Mexico (what’s #?)

Searching All Engines

Quotation Marks◦ Yellow tuna would find matches w/ either word or

both

◦ “Yellow Tuna” would look for that phrase

Narrowing Your Search

AND, OR, NOT You may not need these anymore

Recipes AND Chicken AND Spaghetti◦ All terms in a document

NBA OR Basketball◦ Include one or the other

Tennis AND NOT Wimbledon◦ Excludes the 2nd term from the document

Boolean Searching

Include/Exclude

+ & - Searching

Using Advanced Search

Accuracy of Info◦ Cite sources? Facts?◦ Relevant links/source list◦ Spelling/grammar/error free

Authority◦ Credentials; who is responsible for site?◦ Way to contact them

Bias◦ Towards one point of view

Current Info◦ Is it up to date, current

Design◦ Well organized or cluttered?

Evaluating Web Sites-View this site

Evaluating Web Sites-View this site

Evaluate the Quality Of the Information

Relevance & Reliability◦ Does it fit your research?◦ Is it accurate? ◦ Up to date?◦ Does it come from a

trusted source?

Page Layout/Design◦ Is site organized?◦ Spelling/grammar

correct? Info might not be reliable

Validity & Bias◦ Are they trying to sell

you something?◦ Change your opinion?◦ Check other sources to

see if it’s valid info

Authority◦ Author’s credentials◦ Can you contact/email

them?

Lasik at Home Pop! Water Clones R Us Online Pregnancy Test Save the Guinea Worm Petrol Direct

Let’s Evaluate

Copyright◦ Doesn’t have to be displayed or registered◦ Must give credit

Public Domain◦ Available for public use◦ No credit needed

Plagiarism◦ Claiming someone else’s words

Intellectual Property Laws

Once you post something of your own, it is copyrighted

Be careful what you post

Libel◦ Written word/picture that gives someone a negative

image

Slander◦ Spoken word that gives someone a negative image

Your Web Page

Repetitive Strain Injury (RSI)◦ Repeated motions of

joints◦ Game players, constant

users◦ Take breaks, stretch◦ Use ergonomic furniture◦ Eye strain (lighting,

breaks)

Injuries

What is e-commerce?◦ Shopping online

What does the cashier do with your food at Shop Rite?◦ Scan it with optical laser

When you go to the ATM, what does the machine read on your card?◦ Magnetic strip

What do you call people who work from home?◦ telecommuting

Questions

What domain would each site MOST LIKELY have?

Girl Scouts Sears Rowan University U.S. Marines

Questions

Living OnlineFinishing IC3 2010-2011