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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 2 of 9

Q11.
Consider a triangle represented by A(0, 0), B(1, 1), C(5, 2). The triangle is rotated by 45 degrees about a point P( -1, -1). The co-ordinates of the new triangle obtained after rotation shall be
Discuss
Answer: (a).A'(-1, √2 -1), B'(-1, 2√2 - 1), C'((3/2)√2 - 1, (9/2)√2 - 1)
Q12.
Match the following :
a. Cavalier Projection              i. The direction of projection is chosen so that there is no foreshortening of lines                                                                     perpendicular to the xy plane.
b. Cabinet Projection              ii. The direction of projection is chosen so that lines perpendicular to the xy planes are                                                            foreshortened by half their lengths.
c. Isometric Projection           iii. The direction of projection makes equal angles with all of the principal axis.
d. Orthographic Projection    iv. Projections are characterized by the fact that the direction of projection is                                                                                 perpendicular to the view plane.

code:
a  b   c  d
Discuss
Answer: (d).i   ii   iii   iv
Q13.
Give the number of principal vanishing point(s) along with their direction for the standard perspective transformation :
Discuss
Answer: (a).Only one in the direction K
Q14.
Which of the following is not a basic primitive of the Graphics Kernel System (GKS)?
Discuss
Answer: (b).POLYDRAW
Q15.
Which of the following statement(s) is/are incorrect?

(a) Mapping the co-ordinates of the points and lines that form the picture into the appropriate co-ordinates on the device or workstation is known as viewing transformation.

(b) The right-handed Cartesian co-ordinates system in whose co-ordinates we describe the picture is known as world co-ordinate system.

(c) The co-ordinate system that corresponds to the device or workstation where the image is to be displayed is known as physical device co-ordinate system.

(d) Left - handed co-ordinate system in which the display area of the virtual display device corresponds to the unit (|x|) square whose lower left-hand corner is at the origin of the co-ordinate system, is known as normalized device co-ordinate system.
Discuss
Answer: (d).(d) only
Q16.
Match the following:

List – I List – II

(a) Flood Gun (i) An electron gun designed to flood the entire screen with electrons.

(b) Collector (ii) Partly energized by flooding gun, stores the charge generated by the writing gun.

(c) Ground (iii) Used to discharge the collector.

(d) Phosphorus grains (iv) Used in memory - tube display and similar to those used in standard CRT.

(e) Writing Gun System (v) Used in memory - tube display and basically the same as the electron gun used in a conventional CRT.

code:
a b c d e
Discuss
Answer: (a).(i) (ii) (iii) (iv) (v)
Q17.
The redundancy in images stems from :
Discuss
Answer: (b).pixel correlation
Q18.
Beam-penetration and shadow-mask are the two basic techniques for producing color displays with a CRT.
Which of the following is not true ?
I. The beam-penetration is used with random scan monitors.
II. Shadow-mask is used in raster-scan systems.
III. Beam-penetration method is better than shadow-mask method.
IV. Shadow-mask method is better than beam-penetration method.
Discuss
Answer: (c).III only
Q19.
Line caps are used for adjusting the shape of the line ends to give them a better appearance. Various kinds of line caps used are
Discuss
Answer: (d).Butt cap, round cap and projecting square cap
Q20.
Given below are certain output primitives and their associated attributes. Match each primitive with its corresponding attributes :

List­ I                                  List - II

a. Line                                  i. Type, Size, Color

b.  Fill Area                           ii. Color, Size, Font

c.  Text                                  iii. Style, Color, Pattern

d.   Marker                            iv.Type, Width, Color

Codes :

a             b               c                  d 
Discuss
Answer: (c).iv    iii     ii     i
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