UGC NET Questions For Computer Science - Paper II

Q. Let e : B^m → B^n is a group code. The minimum distance of ‘e’ is equal to :
(A) the maximum weight of a non zero code word
(B) the minimum weight of a non zero code word
(C) m
(D) n


Q. A context free grammar is :
(A) type 0.
(B) type 2.
(C) type 1.
(D) type 3.

Q. In order to build a MOD - 18 counter, the minimum number of flip flops needed is

equal to :

(A)18

(B) 5

(C) 9

(D) 4

Q.Amongst the logic families DTL, TTL, ECL and CMOS, the family with the least power dissipation is :  

(A) CMOS

(B) DTL   

(C) TTL

(D) ECL

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