Computer Graphics Basics Questions

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51.

random-scan monitors typically offer __color choices?

A

Only a few

B

wide range

C

just 1 or 2

D

moderate range of

Correct Answer: A

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52.

RGB system needs __of storage for the frame buffer?

A

100 megabytes

B

10 megabytes

C

3 megabytes

D

2 Gb

Correct Answer: C

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53.

The SRGP package provides the __to wide the variety of display devices?

A

interface

B

connection

C

link

D

way

Correct Answer: A

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54.

Length of shift register in bits is equal to __?

A

one word

B

A single scan lines

C

number of scan lines

D

One bit

Correct Answer: C

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55.

Display controller is not required for __?

A

display system with only frame buffer

B

Display system with display controller

C

Both A and B

D

display system with color

Correct Answer: A

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56.

The basic principle of Bresenham`s line algorithm is__?

A

to select the optimum raster locations to represent a straight line

B

to select either ?x or ?y, whichever is larger, is chosen as one raster unit

C

we find on which side of the line the midpoint lies

D

both a and b

Correct Answer: A

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57.

The midpoint circle drawing algorithm also uses the __of the circle to generate?

A

two-way symmetry

B

four-way symmetry

C

eight-way symmetry

D

both a & b

Correct Answer: C

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58.

a polygon in which the line segment joining any 2 points within the polygon lies completely inside the polygon is called__?

A

convex polygon

B

concave polygon

C

both a and b

D

None of the above

Correct Answer: A

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59.

A polygon in which the line segment joining any 2 points within the polygon may not lie completely inside the polygon is called __?

A

convex polygon

B

concave polygon

C

Both A and B

D

Hexagon

Correct Answer: B

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60.

Rectangular patterns are sometimes referred as__?

A

tiling patterns

B

Filling patterns

C

coloring patterns

D

both a and b

Correct Answer: A

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