Competitive Exams: Philosphy MCQs (PracticeTest 9 of 90)

Which one of the following is entailed by the sentence ‘Either Pakistan doesn't raise the Kashmir issue of the infiltrators leave the Kargil sector’

If the infiltrators leave the Kargil sector then Pakistan raises the Kashmir issue

Pakistan raises the Kashmir issue

Pakistan does not raise the Kashmir issue and the infiltrators leave the Kargil sector

If the infilators don't leave the Kargil sector then Pakistan doesn't raise the
Kashmir issue


Which one of the following is defined by ~ [~ (~ pq) ~ (~ qp) ]?

pq

p. q

pq

pq


If p is true and q is true but r is false, then which one of the following is NOT a tautology?

[p (qr). ] (p. q)  (p. r)

~ (~ p. ~ q) ~ (p~ q)

(~ p~ q)  (qp)

[ (pq). ~ p]p


Consider the following statements: ‘~ pq’ ‘p~ q’ ‘~ p~ q’ and ‘~ (pq)’ These statements are all true, if

p and q are both true

p is true but p is false

q is true but p is false

p is false and q is false


Which one of the following arguments is valid truth functionally?

It is not the case that either he will not come or I will not teach him. Therefore he will come

It is not the case that either he will not come or I will teach him. Therefore he will not come

Either he will not come or I will teach him. Therefore I will not teach him

Either he will come or I will not teach him. Therefore I will teach him
