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Welcome to the Computer Graphics MCQs Page

Dive deep into the fascinating world of Computer Graphics with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Computer Graphics, a crucial aspect of UGC CBSE NET Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of Computer Graphics, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UGC CBSE NET Exam.

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Check out the MCQs below to embark on an enriching journey through Computer Graphics. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Computer Graphics. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Computer Graphics MCQs | Page 3 of 9

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Q21.
Consider a window bounded by the lines : x = 0; y= 0; x = 5 and y = 3. The line segment joining (-1, 0) and (4, 5), if clipped against this window will connect the points

a.

(0, 1) and (2, 3)

b.

(0, 1) and (3, 3)

c.

(0, 1) and (4, 3)

d.

(0, 1) and (3, 2)

Discuss
Answer: (a).(0, 1) and (2, 3)
Q22.
Which of the following color models are defined with three primary colors ?

a.

RGB and HSV color models

b.

CMY and HSV color models

c.

HSV and HLS color models

d.

RGB and CMY color models

Discuss
Answer: (d).RGB and CMY color models
Q23.
Which of the following statement(s) is/are correct?

a.

Persistence is the term used to describe the duration of phosphorescence.

b.

The control electrode is used to turn the electron beam on and off.

c.

The electron gun creates a source of electrons which are focussed into a narrow beam directed at the face of CRT.

d.

All of the above.

Discuss
Answer: (d).All of the above.
Q24.
A segment is any object described by GKS commands and data that start with CREATE SEGMENT and Terminates with CLOSE SEGMENT command. What functions can be performed on these segments?

a.

Translation and Rotation

b.

Panning and Zooming

c.

Scaling and Shearing

d.

Translation, Rotation, Panning and Zooming

Discuss
Answer: (d).Translation, Rotation, Panning and Zooming
Q25.
Match the following:

a. Glass                         i. Contains liquid crystal and serves
as a bonding surface for a conductive
coating.
b. Conductive coating ii. Acts as a conductor so that a voltage
can be applied across the liquid crystal.
c. Liquid Crystal           iii. A substance which will polarize light
when a voltage is applied to it.
d. Polarized film           iv. A transparent sheet that polarizes light.

Codes:
     a  b   c   d

a.

i   ii   iii  iv

b.

i   iii  ii   iv

c.

iv iii   ii  i

d.

iv ii   i   iii

Discuss
Answer: (a).i   ii   iii  iv
Q26.
Below are the few steps given for scan-converting a circle using Bresenham's Algorithm. Which of the given steps is not correct?

a.

Compute d = 3 – 2r (where r is radius)

b.

Stop if x > y

c.

If d<0, then d=4x+6 and x=x+1

d.

If d≥0,then d=4 *(x-y)+10, x=x+1 and y=y+1

Discuss
Answer: (d).If d≥0,then d=4 *(x-y)+10, x=x+1 and y=y+1
Q27.
Which of the following is/are side effects of scan conversion?

a. Aliasing
b. Unequal intensity of diagonal lines
c. Over striking in photographic applications
d. Local or Global aliasing

a.

a and b

b.

a, b and c

c.

a, c and d

d.

a, b, c and d

Discuss
Answer: (d).a, b, c and d
Q28.
Consider a line AB with A = (0,0) and B = (8, 4). Apply a simple DDA algorithm and compute the first four plots on this line.

a.

[(0, 0), (1, 1), (2, 1), (3, 2)]

b.

[(0, 0), (1, 1.5), (2, 2), (3, 3)]

c.

[(0, 0), (1, 1), (2, 2.5), (3, 3)]

d.

[(0, 0), (1, 2), (2, 2), (3, 2)]

Discuss
Answer: (a).[(0, 0), (1, 1), (2, 1), (3, 2)]
Q29.
Consider a raster grid having XY-axes in positive X-direction and positive upward Y-direction with Xmax = 10, Xmin = –5, Ymax = 11, and Ymin = 6. What is the address of memory pixel with location (5, 4) in raster grid assuming base address 1 (one)?

a.

150

b.

151

c.

160

d.

161

Discuss
Answer: (d).161
Q30.
Consider a N-bit plane frame buffer with W-bit wide lookup table with W > N. How many intensity levels are available at a time?

a.

2^N

b.

2^W

c.

2^(N+W)

d.

2^(N–1)

Discuss
Answer: (a).2^N
Page 3 of 9

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