Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q461: Fill in the blank: Drawing primitives are basic ________ tools in graphics.
- A: Output
- B: Input
- C: Data
- D: Memory
View Answer
A
Q462: Fill in the blank: The center of the screen in example is at ________, ________.
- A: 640480
- B: 320240
- C: 233247
- D: 310330
View Answer
B
Q463: What is the purpose of clipping in computer graphics?
- A: To enlarge the canvas
- B: To restrict graphics to a sub-region
- C: To animate graphics
- D: To rotate objects
View Answer
B
Q464: The default clipping rectangle is the _______.
- A: Red box
- B: Canvas screen
- C: Drawing object
- D: Polygon
View Answer
B
Q465: Which shape is commonly assumed for a simple clipping region?
- A: Circular
- B: Rectangular
- C: Triangular
- D: Elliptical
View Answer
B
Q466: Point clipping saves a point if it satisfies which condition?
- A: x and y are both zero
- B: x and y are both negative
- C: x and y are within minimum and maximum values
- D: x and y are greater than 100
View Answer
C
Q467: In point clipping, a point at (X, Y) lies inside the clip rectangle if _______.
- A: X > Xmax and Y > Ymax
- B: Xmin < X < Xmax and Ymin < Y < Ymax
- C: X < Xmin or Y > Ymax
- D: X = 0 and Y = 0
View Answer
B
Q468: In line clipping, if both endpoints lie inside the clip rectangle, what happens?
- A: Line is ignored
- B: Line is trivially rejected
- C: Line is trivially accepted
- D: Line is inverted
View Answer
C
Q469: What does "trivial reject" mean in line clipping?
- A: Line must be redrawn
- B: Line is fully accepted
- C: Line is discarded without further testing
- D: Line is divided into parts
View Answer
C
Q470: In parametric representation of a line, x = ________.
- A: x2 + u(x1 - x2)
- B: x1 + u(x2 - x1)
- C: x1 - u(x2 - x1)
- D: x2 - u(x1 - x2)
View Answer
B