Top 150+ Solved Computer Graphics (for MCA) MCQ Questions Answer

From 151 to 165 of 186

Q. The main property of________ is that their shape is irregular

a. Fractals

b. Quad-tree

c. Rendering

d. None

  • a. Fractals

Q. Which type of quad tree is specifically used to store lines rather than points

a. Point quad tree

b. Edge quad tree

c. Curves quad tree

d. Areas quad tree

  • b. Edge quad tree

Q. The painter algorithm are also called

a. Depth sort algorithm

b. Priority algorithm

c. Both a & b

d. None of these

  • c. Both a & b

Q. The painter algorithm are based on the property of

a. Polygon

b. Frame buffer

c. Depth buffer

d. None of these

  • b. Frame buffer

Q. The dynamic effect of an image is called

a. Video

b. Animation

c. Super sampling

d. None of these

  • b. Animation

Q. The method which is based on the principle of comparing objects and parts of objects to each other to find which are visible and which are hidden are called

a. Object-space method

b. image-space method

c. Both a & b

d. None of these

  • a. Object-space method

Q. The method which is based on the principle of checking the visibility point at each pixel position on the projection plane are called

a. Object-space method

b. image-space method

c. Both a & b

d. None of these

  • b. image-space method

Q. The types of hidden surface removal algorithm are

a. Depth comparison, Z-buffer, back-face removal

b. Scan line algorithm, priority algorithm

c. BSP method, area subdivision method

d. All of these

  • d. All of these

Q. Which surface algorithm is based on perspective depth?

a. Depth comparison

b. Z-buffer or depth-buffer algorithm

c. subdivision method

d. back-face removal

  • b. Z-buffer or depth-buffer algorithm

Q. In which year Z- buffer algorithm are described?

a. 1995

b. 1974

c. 1945

d. 1981

  • b. 1974

Q. Z -buffer algorithm are

a. Simplest algorithm

b. Complex algorithm

c. Largest algorithm

d. None of these

  • a. Simplest algorithm

Q. Which is a tree type of data structure in which every internal node has at most fourchildren?

a. Point quad tree

b. Edge quad tree

c. Quad tree

d. None of these

  • c. Quad tree

Q. The surfaces that is blocked or hidden from view in a 3D scene are known as

a. Hidden surface

b. Frame buffer

c. Quad tree

d. None of these

  • a. Hidden surface

Q. 24 The problem of hidden surface are

a. Removal of hidden surface

b. Identification of hidden surface

c. Both a & b

d. None of these

  • c. Both a & b

Q. Why we need removal of hidden surface

a. for displaying realistic view

b. for determining the closest visible surface

c. Both a & b

d. None of these

  • c. Both a & b
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