Your SlideShare is downloading. ×
Lesson 3: Using Search Techniques
Upcoming SlideShare
Loading in...5
×

Thanks for flagging this SlideShare!

Oops! An error has occurred.

×

Saving this for later?

Get the SlideShare app to save on your phone or tablet. Read anywhere, anytime - even offline.

Text the download link to your phone

Standard text messaging rates apply

Lesson 3: Using Search Techniques

44
views

Published on

Published in: Education

0 Comments
0 Likes
Statistics
Notes
  • Be the first to comment

  • Be the first to like this

No Downloads
Views
Total Views
44
On Slideshare
0
From Embeds
0
Number of Embeds
1
Actions
Shares
0
Downloads
2
Comments
0
Likes
0
Embeds 0
No embeds

Report content
Flagged as inappropriate Flag as inappropriate
Flag as inappropriate

Select your reason for flagging this presentation as inappropriate.

Cancel
No notes for slide

Transcript

  • 1. CPRG 105: Lesson 3 Using Search Techniques Boolean Operators Truncation
  • 2. What encourages young people in America to vote? Copying and pasting this sentence into an online catalog or database search box will NOT yield you (m)any results!!!
  • 3. • 2 Newspaper articles • 1 Magazine article • 1 Scholarly journal article 3 of which were irrelevant!
  • 4. What encourages young people in America to vote?
  • 5. Young People •Youth •Young adults Vote •Votes/voted •Voting America •United States •US
  • 6.  HOW do you combine your different search terms to find the results you are looking for?  Use Boolean operators and truncation with your search terms to help you create effective search strings
  • 7.  Connecting terms that broaden or narrow a search  AND narrows your search  OR broadens your search
  • 8.  Use AND to connect two different key concepts  FOR EXAMPLE: Voting AND Youth
  • 9.  Use OR to connect similar or alternate terms that convey one of your concepts  FOR EXAMPLE: Youth OR Young People OR Young Adults
  • 10.  RESEARCH QUESTION: What encourages young people to vote?  My two key concepts are: YOUNG PEOPLE and VOTE  Say, I want to look in DuCat for books that address BOTH of those concepts.  How can I do this?
  • 11. •Youth •Young adults Young people •Voting •Voted Vote
  • 12. Voting Youth
  • 13. I get 510 titles. I get 4,474 titles.
  • 14. I get 6 titles.
  • 15.  NARROWS my search  Gets me FEWER results  Gets me sources that contain info on BOTH of the different key concepts
  • 16.  Voting AND youth  BUT… I want to take into account the fact that there are alternate terms for youth ◦ Young adults ◦ Young people
  • 17. I already know I will get 4, 474 titles I get 330 titles
  • 18. I get 4,727 titles.
  • 19.  BROADENS my search  Gets me MORE results  Gets me sources that contain EITHER of the similar concepts
  • 20. VOTING AND (YOUTH OR YOUNG PEOPLE OR YOUNG ADULTS) NESTED SEARCH: Combining OR and AND searches
  • 21. I get 8 titles.
  • 22. AND OR  NARROWS your search  Gives you FEWER  You want sources that are about BOTH Topic 1 AND Topic 2  BROADENS your search  Gives you MORE  You want sources that are about EITHER Topic 1 OR Topic 2
  • 23.  Way to search for variations on a search term using the base  DuCat uses $  Databases use *  College$ ◦ college ◦ colleges  Universit$ ◦ university ◦ universities  Vot$ ◦ vote ◦ votes ◦ voted ◦ voting votive
  • 24. Vot$ AND (youth OR young people OR young adults) How many titles do you get?
  • 25. Which gives you MOST? a. cars b. cars AND automobiles c. cars OR automobiles
  • 26. Which gives you MOST? a. cars b. cars AND automobiles c. cars OR automobiles
  • 27. Which gives you FEWEST? a. cars b. cars AND automobiles c. cars OR automobiles
  • 28. Which gives you FEWEST? a. cars b. cars AND automobiles c. cars OR automobiles
  • 29. Which gives you MORE? a. automobiles b. automobil*
  • 30. Which gives you MORE? a. automobiles b. automobil*