Discrete Mathematics (3140708) MCQs

MCQs of Propositional Logic

Showing 1 to 10 out of 40 Questions
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1.
in object language, declarative sentences have _________ value
(a) one
(b) two
(c) three
(d) four
Answer:

Option (b)

2.
Two truth values in declarative sentences are ________.
(a) true and false.
(b) right and wrong.
(c) yes and no.
(d) none of the above.
Answer:

Option (a)

3.
The first type declarative sentences in object language, which are considered to be primitive, are denoted by __________.
(a) small letters
(b) digits
(c) any letters
(d) capital letters
Answer:

Option (d)

4.
The declarative sentences to which it is possible to assign one and only one of the two possible truth values are called _________.
(a) conjuctions
(b) disjunctions
(c) statements
(d) connectives
Answer:

Option (c)

5.

Which of the following is not a statement?

(a)

"Canada is a country."
(b)

"Moscow is the capital of Spain."
(c)

"This statement is true."
(d)

"Toronto is an old city."
Answer:

Option (c)

6.

The atomic statements are those which do not have any ________.

(a)

statement
(b)

connective
(c)

conjuction
(d)

disjunction
Answer:

Option (b)

7.

If truth value of statement P is T, then the truth value of ¬P is _______.

(a)

T
(b)

F
(c)

T or F
(d)

T and F
Answer:

Option (b)

8.
If truth values of statement P is true and Q is false, then the truth value of P∧Q (conjunction of P and Q ) is ________.
(a) T
(b) F
(c) T or F
(d) T and F
Answer:

Option (b)

9.
If truth values of statement P is true and Q is false, then the truth value of P∨Q (disjunction of P and Q ) is ________.
(a) T
(b) F
(c) T and F
(d) T or F
Answer:

Option (a)

10.
If truth value of statement P is T and statement Q is F then the truth value of P∨Q∧˥P is ________.
(a) T
(b) F
(c) T or F
(d) none of the above.
Answer:

Option (b)

Showing 1 to 10 out of 40 Questions
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