 A directory of Objective Type Questions covering all the Computer Science subjects. Here you can access and discuss Multiple choice questions and answers for various compitative exams and interviews.

 51. The minimum number of cards to be dealt from an arbitrarily shuffled deck of 52 cards to guarantee that three cards are from some same suit is a. 3 b. 8 c. 9 d. 12

 52. An n x n array v is defined as follows:v[i, j] = i-j for all i, j, 1 <= i <= n, 1 <= j <= nThe sum of the elements of the array v is a. 0 b. n-1 c. n^2 - 3n + 2 d. n^2 (n+1)/2

 53. The determinant of the matrix is a. 5 b. 0 c. 4 d. 20

 54. X, Y and Z are closed intervals of unit length on the real line. The overlap of X and Y is half a unit. The overlap of Y and Z is also half a unit. Let the overlap of X and Z be k units. Which of the following is true? a. k must be 1 b. k must be 0 c. k can take any value between 0 and 1 d. None of the above

 55. E1 and E2 are events in a probability space satisfying the following constraints: Pr(E1) = Pr(E2) Pr(EI U E2) = 1 E1 and E2 are independent The value of Pr(E1), the probability of the event E1 is a. 0 b. 1/4 c. 1/2 d. 1

 56. Which of the following statements is true ? a. S > T b. S = T c. S < T and 2S > T d. 2S <= T

 57. A polynomial p(x) satisfies the following:p(1) = p(3) = p(5) = 1 p(2) = p(4) = -1 The minimum degree of such a polynomial is a. 1 b. 2 c. 3 d. 4
 59. Let P(S) denotes the power set of set S. Which of the following is always true? a. a b. b c. c d. d