Linked-List
March 14, 2024Artificial-Intelligence
March 14, 2024UGC NET CS 2015 Dec- paper-2
|
Question 6
|
Which of the following arguments are not valid ?
(a) “If Gora gets the job and works hard, then he will be promoted. If Gora gets promotion, then he will be happy. He will not be happy, therefore, either he will not get the job or he will not work hard”.
(b) “Either Puneet is not guilty or Pankaj is telling the truth. Pankaj is not telling the truth, therefore, Puneet is not guilty”.
(c) If n is a real number such that n >1, then n 2 >1. Suppose that n 2 >1, then n >1.
(a) “If Gora gets the job and works hard, then he will be promoted. If Gora gets promotion, then he will be happy. He will not be happy, therefore, either he will not get the job or he will not work hard”.
(b) “Either Puneet is not guilty or Pankaj is telling the truth. Pankaj is not telling the truth, therefore, Puneet is not guilty”.
(c) If n is a real number such that n >1, then n 2 >1. Suppose that n 2 >1, then n >1.
|
(a) and (c)
|
|
|
(b) and (c)
|
|
|
(a), (b) and (c)
|
|
|
(a) and (b)
|
Correct Answer: B