Graphics Hardware
1.

Which devices provides positional information to the graphics system ?

A.  

Input devices

B.  

Output devices

C.  

Pointing devices

D.  

Both A and C

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

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

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

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

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

7.

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

A.  

Liquid-crystal displays

B.  

Non-emitters

C.  

Plasma panels

D.  

Emitters

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

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

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