Daily Archives: February 2, 2017


UGC NET Computer Science Solved Paper II – December 2009

If she is my friend and you are her friend, then we are friends. Given this, the friend relationship in this context is …………… (i) commutative            (ii) transitive (iii) implicative              (iv) equivalence (A) (i) and (ii)                            (B) (iii) (C) (i), (ii), (iii) and (iv)             (D) None of […]


UGC NET Computer Science Solved Paper II- JUNE 2009

If x and y are independent Gaussian random variables with average value 0 and with same variance, their joint probability density function is given by:          (A) p(x,y)=p(x).p(y)       (B) p(x,y)=p(x)+p(y)         (C) p(x,y)=p(x+y)          (D) p(x,y)=p(x).p(y)+p(x) Answer: marks to all because question is not […]


UGC NET Computer Science Solved Paper II DECEMBER 2007

A box contains six red balls and four green balls. Four balls are selected at random from the box. What is the probability that two of the selected balls are red and two are green? (A) 3/7                (B) 4/7 (C) 5/7                (D) 6/7 Answer: A Explanation: C(6,2)C(4,2)/C(10,4) The number of […]