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51.

If p: Rohit is tall q:Rohit is handsome, indicate the symbolic form of the following statement [ in Rohit is neither tall nor handsome.A. `~(pvv~q)`B. `~p^^~q`C. `~(p^^~q)`D. `~pto~q`

Answer» Correct Answer - B
Discussion
52.

If truth-values of statements p andq are F and T respectively. Then the truth-value ofA. `~pto~q` is TB. `pto(q^^p)` is FC. `(p^^~q)^^(p^^~q)` is FD. `p^^~q=T`

Answer» Correct Answer - C
Discussion
53.

If statements p.q. are both true and r,s, are both false, then indicate the truth -value of the compound statement `[pvv(q^^r)]vv[(p^^q)vv(rvvs)]`A. TB. FC. both T and FD. 0

Answer» Correct Answer - A
Discussion
54.

If p is any statement, then `(^^~p)` is aA. contingencyB. contradictionC. tautologyD. theorem

Answer» Correct Answer - B
Discussion
55.

If p : It is cold, q : It is raining indiacate the verbal form of the following symbolic statements `~pvv~q`A. It is neither cold nor raining.B. when it is not raining, it is also not cold.C. It is not cold or it is not raining.D. It is raining but cold.

Answer» Correct Answer - C
Discussion
56.

t : Ram is talented, r : Ram is rich, s: Ram jis successful. Ram is neither talented nor rich and hence he is not successful is represented as :A. `(~t^^~r)to~s`B. `~(t^^r)to~s`C. `~(t^^~r)to~s`D. `(~tvv~r)tos`

Answer» Correct Answer - A
Discussion
57.

If `(pvvq)and (p^^q)` are both true, then the truth-values of p and q are respectivelyA. T,FB. F,TC. F,FD. T,T

Answer» Correct Answer - D
Discussion
58.

If ` [(pvvq)toq]` is false, then the truth- values of p and q are respectivelyA. T,FB. F,TC. F,FD. T,T

Answer» Correct Answer - A
Discussion
59.

The negation of the statement`(~pvv~q)` isA. `ptoq`B. `pvvq`C. `~p^^~q`D. `p^^q`

Answer» Correct Answer - D
Discussion
60.

Negation of the statement "This is false or That is true" isA. That is true or This false.B. That is true and This is false.C. This is true and That is false.D. This is false and That is true.

Answer» Correct Answer - C
Discussion
61.

The dual of is:A. `pvv(q^^r)`B. `pvv(qvvr)`C. `pvv(q^^~r)`D. `(~pvv~q)^^(~p^^~r)`

Answer» Correct Answer - B
Discussion
62.

The negation of `pvvq` isA. `~pvv~q`B. `~p^^~q`C. `p^^~q`D. `~pvvq`

Answer» Correct Answer - B
Discussion
63.

If statements p.q. are both true and r,s, are both false, then indicate the truth -value of the compound statement `[(Ptoq)]to(qtor)to(r,s)`A. -1B. `theta`C. FD. T

Answer» Correct Answer - D
Discussion
64.

If p: Sam is fat,q : Sam is happy,indicate the symbolic form of the following verbal statements Sam is fat or unhappy.A. `~pvvq`B. `pvv~q`C. `p^^~q`D. `~p^^q`

Answer» Correct Answer - B
Discussion