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1.        Smallest size object that can be displayed on a monitor is called .....................

a)   Picture element  b) Point            c)Dot Pitch       d) aspect ratio

Ans: Picture element

2.        Each screen point is referred to as .........................

a)   Resolution          b)Pixel             c)Persistence    d)Dot Pitch

Ans: Pixel

3.        On a monochromatic monitor, the frame buffer is known as ......................

a)   Display file        b) Pixmap        c) Bitmap         d) Refresh buffer

Ans: Bitmap

4.        On a color monitor, the refresh buffer is also called ..................... a)Frame buffer                    b)Pixmap         c)Bitmap          d)Display file

Ans: Pixmap

5.        .................. refers to pixel spacing.

a) Pixmap    b)Resolution    c)Pixel depth    d)Persistence

Ans: Resolution

6.        The distance from one pixel to the next pixel is called ........... a)Resolution          b)Dot Pitch      c)Pixmap         d)ppi

Ans: Resolution

7.        The maximum number of points that can be displayed without overlap on a CRT a)Aspect Ratio                      b)Resolution    c)Brightness     d)Pixel

Ans: Resolution

8.        ..................... is the number of points per centimeter that can be plotted horizontally and vertically. a)Aspect Ratio       b)Pixel Depth   c)Resolution    d)Dot Pitch

Ans: Resolution

9.        ...................... is the ratio of horizontal points to vertical points necessary to produce equal length lines in both direction.

a) Dot Pitch             b)Resolution    c)Aspect Ratio d) Height-Width Ratio

Ans: Aspect Ratio

10.    Identify the odd one out from the following

a) Frame Buffer      b)Pixmap         c)Display program       d)Refresh Buffer

Ans: Pixmap

11.     The shortest distance between any two dots of the same color is called ................... a)Resolution          b)Dot Pitch      c)Pixel Depth   d)ppi

Ans: Dot Pitch

12.   The standard aspect ratio for PC is ................. a) 6:5 b) 4:3   c)3:2  d)5:3

Ans: 4:3

13.    In CRT, the electron intensity is adjusted using .................

a)   Accelerating anode        b) Control grid             c) Electron gun            d) Focusing anode

Ans: Control grid

14.    Brightness of a display is controlled by varying the voltage on the ......................

a)   Focusing anode   b)Connection pins      c)Control grid d)Power supply

Ans: Control grid

15.    Lower persistence phosphorus is used in

a)   Animation          b) Simple object           c) Complex object       d) All of these Ans: Animation

16.   Shadow mask method is usually used in ...............................

a) LCD        b)Raster Scan display  c) Random scan display           d)DVST

Ans : Raster Scan display

17.Identify the colors produced in beam penetration method.

b)   Red, Green, Blue, White            b)Red, Orange, Yellow, Green c)Red, Green, Blue                                   d) Green, Red, White, Orange

Ans : Red, Orange, Yellow, Green

18.   An RGB color system with 24 bits os storage per pixel is known as ........................

a.       Color CRT   b)True-color system     c)RGB monitor d)Color- Depth

Ans: True-color system

19.  Identify the features of Vector display

a.High resolution, Jagged lines, Lack in color depth b)Smooth lines, Poor resolution, Black & White c)High resolution, Lack in color depth, Smooth lines d)Inexpensive, monochromatic, smooth lines

Ans: High resolution, Jagged lines, Lack in color depth

20.  Identify different type of computer graphics

a.       Monochrome and Color      b)CRT and Flat panel

c)Vector an Raster                         d)Monitors and Hardcopy devices

Ans: Vector an Raster

21.  DVST stands for ..........................

a)Digital View Storing Table          b)Direct Visual Storage Tube c)Direct View Storage Tube                        c)Digital View Storage Tube

Ans: Direct View Storage Tube

22.Refreshing is not needed in DVST because of the presence of .................

a)   Primary gun       b) Flood gun    c) Focusing anode        d)Control grid

Ans: Flood gun

23.    In DVST, the electron beam from primary electron gun strikes on ..............

b)   Phosphor screen  b) Collector mesh       c)Storage mesh d) Flood gun

Ans: Storage mesh

24.    The purpose of flood gun in DVST is ...........................

c)   To store the picture pattern        b) To slow down the flood electrons

c) To enable color pixels               d) To focus the electron beam

Ans: To slow down the flood electrons

25.    Identify the features of DVST from the following.

d)   Monochromatic, Flicker free, Low resolution    b)Monochromatic, Flicker free

c) Color screens, Refresh monitors, High resolution d)Expensive, Low resolution

Ans: Monochromatic, Flicker free

26.    Video devices with reduced volume, weight and power consumption are collectively known as .........

a)   Light weight monitors    b)Flat-panel displays    c)CRT d) Portable display

Ans: Flat panel displays

27.    Pick out the odd one out

a)   LED       b)LCD  c) Gas Discharge tube d) Plasma Panel

Ans: LCD

28.    Match the following

Part A                                                  Part B

A.      Plasma panel                                        i) Polarizer

B.       DVST                                                  ii) Zinc sulfide

C.       LCD                                                     iii) Dielectric mesh

D.      Thin film electroluminescent               iv)Neon gas

a) A-ii, B-iv, C-i, D-iii       b) A-ii, B-iii, C-iv, D-i

c) A-iv, B-iii, C-i, D-ii        d) A-i ,B-iv, C-ii, D-iii

Ans: A-iv, B-iii, C-i, D-ii

29. ................... is responsible for accessing the frame buffer to refresh the screen.

a)   Graphics package           b) Video controller      c) CPU             d) Monitor

Ans: Video controller

30. Digitizing a picture definition into a set of intensity values is known as .............

a)   Digitization        b) Scan conversion      c)Refreshing    d) Scanning

Ans: Scan conversion

31. ....................... will free the CPU from graphics chores.

a)   Display processor          b) Monitor       c) ALU            d)Video controller

Ans: Display processor

32. Write an example for non-emissive displays

a)   LED       b)LCD  c) Gas Discharge tube d) Plasma Panel

Ans: LCD

33. Identify impact printer from the following

a)   Drum Plotter      b)Inkjet printer c)Electrostatic printer  d) Dot-matrix printer

Ans: Dot-matrix printer

34. Write an example for non-impact printer

a)   Drum plotter      b) Electrostatic printer   c) Laser printer           d) All of the above

Ans: All of the above

35. Identify the odd one out.

b)   Mouse    b) Keyboard    c) Trackball     d) Space ball

Ans: Keyboard

36.  GIF stands for ......................

a) Global Image Format     b) Graphics Interchange Format

c) Graphics Image Format  d) None of the above

Ans: Graphics Interchange Format

37.  The ................ simply reads each successive byte of data from the frame buffer.

a)   Digital Controller           b) Data Controller        c) Display Controller   d) All of above Ans: Display Controller

38. The refresh rate below which a picture flicker is ................ a) 25                 b) 30    c)35     d)60

Ans: 25

39. ........ used to regulate the flow of elections in CRT ?

b)   Electron gun       b) Focusing anode       c) Control grid d) All of the above Ans: Control grid

40. The technique used to summarize the financial, statistical, mathematical,scientific and economic data is ?

c)    Computer Art    b) Image processing    c) Presentation Graphics         d)None of the above Ans: Presentation Graphics

41.  Graphics and image processing technique used to produce a transformation of one object into another is called

d)   Animation         b) Morphing    c) Half toning d) None of the above Ans: Animation

42.  The amount of light emitted by the phosphor coating depends on the?

e)    Number of electrons striking the screen

f)     Speed of electrons striking the screen

g)   Distance from the cathode to the screen d)None of above

Ans: Number of electrons striking the screen

43.     Gray scale is used in ............................

a)   A Monitor that have color capability

b)   A Monitor that have no color capability

c)   Random scan display

d)   Raster scan display

Ans: A Monitor that have no color capability

44. A wireless mouse works on

a)Infra blue radiation                       b) Infra Red radiation  c) X-rays          d) UV rays Ans: Infrared radiation

45.       Vector graphics is composed of

a. Pixels           b. Paths           c. Palette`         d. None of these Ans: Paths

46.     Raster graphics are composed of

a.     Pixels       b.     Paths        c.      Palette     d.     None of these Ans: Pixels

47.     EPS image file format is used for

a.                       Vector graphics                        b) Bitmap c) Both a & b   d)                    None of these Ans: Both a & b

48.       TIFF (tagged image file format )are used for

a.      Vector graphics                     b.     Bitmap     c.      Both a & b          d.      None of these Ans: Bitmap

49.    Two dimensional color model are

a.      RGB and CMKY                  b.      RBG and CYMK c.     RGB and CMYK d.     None Ans: RGB and CMYK

50.       RGB model are used for

a.     Computer display       b.      Printing   c.      Painting   d.      None of these Ans: Computer display

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