Computer Graphics MCQs with Answers
Practice important Computer Graphics MCQs with answers and explanations.
Multiple Choice Questions
Q251: The slope of a line where y1=10, y0=16, x1=10, x0=16 is ______.
- A: 1.2
- B: 1
- C: 1.5
- D: 0.5
View Answer
C
Q252: Which of the following describes a boundary-fill method?
- A: Lines drawn between edges
- B: Painting starts from edge
- C: Paint outward from inside
- D: Start from all edges at once
View Answer
C
Q253: Which algorithm is most appropriate for complex polygon filling?
- A: Boundary-fill
- B: Vertex-based
- C: Scan-line algorithm
- D: Point scanning
View Answer
C
Q254: The starting parity for each scan-line in scan-line fill is ______.
- A: Even
- B: Odd
- C: Random
- D: None
View Answer
A
Q255: Which of these polygon types might cause difficulty in filling due to self-intersections?
- A: Convex
- B: Concave
- C: Complex
- D: Circular
View Answer
C
Q256: Polygons that cross themselves are known as ______ polygons.
- A: Concave
- B: Complex
- C: Convex
- D: Open
View Answer
B
Q257: Flood-fill and boundary-fill algorithms both start filling from ______.
- A: edge
- B: vertex
- C: inward point
- D: upper left corner
View Answer
C
Q258: Scan-line polygon fill method is based on ______ algorithm.
- A: Even-odd rule
- B: Nearest neighbor
- C: Recursion
- D: Paint bucket
View Answer
A
Q259: Filled-area primitives help transform sketches into ______.
- A: Digital curves
- B: Outline images
- C: Solid models
- D: Pixel masks
View Answer
C
Q260: The polygon filling example in the lecture uses which method?
- A: Boundary-fill
- B: Recursive
- C: Scan-line
- D: Pattern fill
View Answer
C