Computer Science Study Materials for Competitive Exams

Sample Questions, Previous Year Solved Papers, Study Materials For Competitive Examinations Like UGC NET, SET And GATE Computer Science.

Sunday, 18 February 2018

UGC NET Computer Science Paper III June 2012 - Part 8

71.       Which one of the following options is not a shell in UNIX system?
(A) Bourne Shell
(B) C Shell
(C) Net Shell
(D) Korn Shell
Answer: C
72.        
G1 and G2 are two graphs as shown :
(A) Both G1 and G2 are planar graphs.
(B) Both G1 and G2 are not planar graphs.
(C) G1 is planar and G2 is not planar graph.
(D) G1 is not planar and G2 is planar graph.
Answer: D
73.       In which file the compiler manage the various objects, which are used in windows programming?
(A) Control File
(B) Binary File
(C) Text File
(D) Obj File
Answer: C
74.       On a disk with 1000 cylinders (0 to 999) find the number of tracks, the disk arm must move to satisfy all the requests in the disk queue. Assume the last request service was at track 345 and the head is moving toward track 0. The queue in FIFO order contains requests for the following tracks :
123, 874, 692, 475, 105, 376
(Assume SCAN algorithm)
(A) 2013
(B) 1219
(C) 1967
(D) 1507
Answer: B
75.       Halftoning is defined as
(A) a technique to obtain increased visual resolution using multiple intensity levels.
(B) a technique for using minimum number of intensity levels to obtain increased visual resolution.
(C) a technique to obtain increased visual resolution using maximum number of intensity levels.
(D) a technique for using appropriate number intensity levels to obtain increased visual resolution.
Answer: B


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