Graphics Hardware Questions

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1.

Which devices provides positional information to the graphics system ?

A

Input devices

B

Output devices

C

Pointing devices

D

Both A and C

Correct Answer: D

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2.

The number of pixels stored in the frame buffer of a graphics system is known as ?

A

Resolution

B

Depth

C

Width

D

None of these

Correct Answer: A

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3.

In graphical system, the array of pixels in the picture are stored in ?

A

Memory

B

Frame buffer

C

Processor

D

All of Above

Correct Answer: B

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4.

Heat supplied to the cathode by directing a current through a coil of wire is called ?

A

Electron gun

B

Electron beam

C

Filament

D

Anode and cathode

Correct Answer: C

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5.

The maximum number of points that can be displayed without overlap on a CRT is referred as ?

A

Persistence

B

Resolution

C

Picture

D

None of these

Correct Answer: B

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6.

Which stores the picture information as a charge distribution behind the phosphor-coated screen ?

A

Cathode ray tube

B

Flat panel displays

C

3D viewing device

D

Direct-view storage tube

Correct Answer: D

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7.

The devices which converts the electrical energy into light is called ?

A

Liquid-crystal displays

B

Non-emitters

C

Plasma panels

D

Emitters

Correct Answer: D

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8.

In which system, the Shadow mask methods are commonly used ?

A

Raster-scan system

B

Random-scan system

C

Rasterization

D

None of these

Correct Answer: A

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9.

The process of digitizing a given picture definition into a set of pixel-intensity for storage in the frame buffer is called ?

A

Rasterization

B

Encoding

C

Scan conversion

D

True color system

Correct Answer: C

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10.

Which display devices allows us to walk around an object and view it from different sides ?

A

Plasma panel display devices

B

Flat panel display devices

C

Three-dimensional devices

D

Direct view storage tubes

Correct Answer: C

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