2.3c
Semantics

Multiple Choice: Click on the correct answer and the page will jump forward to the next problem.

 

1. Syntax is the study of
a. language meaning. b. the proper structure or grammar of a language. c. the proper truth conditions of a language. d. all of the above.

2. A metavariable is
a. a sentence. b. a statement. c. a placeholder. d. none of the above.

3. ~P is true if and only if
a. P is true. b. P is false. c. P is neither true nor false. d. none of the above.

4. P>Q is FALSE if and only if
a. P is true and Q is false. b. P is false and Q is true. c. P and Q are false. d. all of the above.

5. PvQ is FALSE if and only if
a. P is true and Q is false. b. P is false and Q is true. c. P and Q are both false. d. all of the above.

6. PvQ has truth conditions called
a. reclusive b. exclusive c. delusive d. inclusive

7. P=Q is true if and only if
a. P is true b. Q is true c. both are true d. either both are true or both are false.

8. If P is true and Q is false, then which of the following is true?
a. ~P b. P>Q c. PvQ d. P&Q

9. If P is false and Q is false, then which of the following is FALSE?
a. P=Q b. P>Q c. ~P d. P&Q

10. If P is false and Q is false, then which of the following is true?
a. P=Q b. ~Pv~Q c. ~P&~Q d. all of the above

 

 

 

 

 

 

 

 

 

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