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BOOLEAN OPERATORS Do you know the answer? See if you can fill in the answer on the worksheet before you check the answer. Make a note of how many you answered.

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Presentation on theme: "BOOLEAN OPERATORS Do you know the answer? See if you can fill in the answer on the worksheet before you check the answer. Make a note of how many you answered."— Presentation transcript:

1 BOOLEAN OPERATORS Do you know the answer? See if you can fill in the answer on the worksheet before you check the answer. Make a note of how many you answered on your own before looking at the answer.

2 Locating specific information on the Web has become more difficult because the ____ ___ ______. Number has increased

3 Search engines allow you to look for information based on ___ ____. Key Words

4 Every time someone goes to a Web page, it counts as a ______. Hit

5 A Query is like a ______. It is a method of _______ data. Question, filtering

6 Search Engines use ________ ________. Boolean Logic

7 Boolean logic was invented by a man named _____ _____ who was a nineteenth century mathematician. George Boole

8 Boolean operators are based on a simple ____ or ____ ranking system. Yes, No

9 The primary operators are ____, _____ and _____. And, not, or

10 The AND operator instructs the Search Engine to search for ____ documents containing _____ words you specify. All, both

11 Sometimes it’s easier to narrow a search by specifying what you are ____ looking for. Not

12 Some search engines use the ___ symbol as the operator, which works the same way as the ____ operator. +, and

13 Search is a process of _____ and _____. Trial, error

14 It’s better to spend a little ____ narrowing down your search than to follow every hit you get. time

15 Most search engines do not require key operators in all _______. Caps

16 Is it possible for search engines such as “HotBot” to have Boolean Operators already set up in the browser? Yes

17 How many could you answer before looking at the answer? You get points for trying on this assignment so everyone wins.

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