UGC NET COMPUTER SCIENCE SOLVED QUESTION AND
ANSWERS FOR DECEMBER 2015
1. What
is pixel mask ?
(a) It
is a string containing the digits 1 and 0 to indicate which positions to plot
along the line path.
(b) The
mask wear by the pixel to hide the face
(c) The
mask used by pixel to cheat the line drawings.
(d) All
of the above
Ans.: a
2. A
chip having 1200 gates will be
classified as
(A) SSI
(B) MSI
(C) LSI
(D) VLSI
(A) SSI
(B) MSI
(C) LSI
(D) VLSI
Ans:-C
Often asked question.
Important points: The number of gates for the different classification
are as follows.
Small Scale Integration(SSI) - <10
Medium Scale Integration(MSI) - between 10 to 1000
Large Scale Integration(LSI) - >1000
Very Large Scale Integration(VLSI) - >100000
Small Scale Integration(SSI) - <10
Medium Scale Integration(MSI) - between 10 to 1000
Large Scale Integration(LSI) - >1000
Very Large Scale Integration(VLSI) - >100000
3. The
projection in which the projection plane is allowed to intersect the x, y and
z-axes at equal distances
(a)
Wire frame model
(b)
Constructive solid geometry methods
(c)
Isometric projection
(d)
Back face removal
Ans.: c
