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1. |
Expansion of CRT is ___________. |
A. | Cathode Ray Tube. |
B. | Computer Related Tube. |
C. | Component Related Tools. |
D. | Common Reflection Tube. |
Answer» A. Cathode Ray Tube. |
2. |
The operations of most _________________ is based on the Standard Cathode ray tubes. |
A. | scanners. |
B. | video monitors. |
C. | printers. |
D. | card readers. |
Answer» B. video monitors. |
3. |
A beam of electrons emitted by an electron gun is also called as ______________. |
A. | electric rays |
B. | magnetic rays. |
C. | cathode rays. |
D. | infra-red rays. |
Answer» C. cathode rays. |
4. |
Expansion of DDA is ________________. |
A. | Device Display Analyzer. |
B. | Digital Differential Analyzer. |
C. | Digital Device Analyzer |
D. | Digital Display Analyzer. |
Answer» B. Digital Differential Analyzer. |
5. |
Random scan displays are designed to draw all component lines at of a picture ______________ times each second. |
A. | 20 to 40. |
B. | 30 to 60. |
C. | 40 to 70. |
D. | 20 to 50. |
Answer» B. 30 to 60. |
6. |
In beam penetration method, ________________ layers of phosphor are usually used. |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» B. 2 |
7. |
In beam penetration method, ______________and____________ layers of phosphor are usually used. |
A. | red and green. |
B. | blue and green. |
C. | yellow and green |
D. | orange and green. |
Answer» A. red and green. |
8. |
VDU is a ____________ device |
A. | processing. |
B. | input. |
C. | peripheral. |
D. | hardware. |
Answer» C. peripheral. |
9. |
The operation of the most video monitors is based on the____________ CRT. |
A. | static. |
B. | dynamic. |
C. | standard. |
D. | pervasive. |
Answer» C. standard. |
10. |
In cathode ray tube, a beam of electrons is emitted ________________. |
A. | from the base. |
B. | by a focusing system. |
C. | by an electron gun. |
D. | by deflection plates |
Answer» C. by an electron gun. |
11. |
The negatively charged electrons inside the CRT are then accelerated towards the__________. |
A. | phosphor coating |
B. | electron gun. |
C. | Base |
D. | Electron beam object |
Answer» A. phosphor coating |
12. |
The magnetic field produced by each pair of coils results in____________ deflection force. |
A. | transverse. |
B. | magnetic. |
C. | slopping. |
D. | repulsive. |
Answer» A. transverse. |
13. |
A major difference between phosphors is their _________________. |
A. | permanent state. |
B. | persistence. |
C. | feebleness. |
D. | magnetic deflection. |
Answer» B. persistence. |
14. |
The diagonal screen dimension of a personal computer system is given as the sizes varying from about _____________ inches or more. |
A. | 12 to 21. |
B. | 27 to 12. |
C. | 0 to 27. |
D. | 4 to 12. |
Answer» A. 12 to 21. |
15. |
Picture definition is stored in ___________ buffer area in memory. |
A. | frame. |
B. | outer. |
C. | refresh. |
D. | restore. |
Answer» A. frame. |
16. |
The rate at which the picture is redrawn on the screen is called ___________ rate. |
A. | buffer. |
B. | refresh. |
C. | drawn. |
D. | delete. |
Answer» B. refresh. |
17. |
A system with 24 bites per pixel & a screen resolution of 1024 by 1024 requires____________________ mega byte of storage for frame buffer |
A. | 9. |
B. | 7. |
C. | 3. |
D. | 2. |
Answer» C. 3. |
18. |
In a black and white system ________________ per pixel is needed to control the intensity of screen positions. |
A. | 0 bit. |
B. | 1 bit. |
C. | 2 bits. |
D. | 3 bits. |
Answer» B. 1 bit. |
19. |
In a high quality system ________________ bits per pixel is needed to control the intensity of screen positions. |
A. | 8. |
B. | 12. |
C. | 16. |
D. | 24. |
Answer» D. 24. |
20. |
On a black and white system with one bit per pixel, the frame buffer is commonly called as ______________. |
A. | pixmap. |
B. | pelmap |
C. | bitsmap. |
D. | bitmap. |
Answer» D. bitmap. |
21. |
For systems with multiple bits per pixel, the frame buffer is commonly called as ______________. |
A. | pixmap. |
B. | pelmap |
C. | bitsmap. |
D. | bitmap |
Answer» A. pixmap. |
22. |
Refresh rate near to ___________ frames per second is an effective technique for avoiding flicker. |
A. | 60. |
B. | 45. |
C. | 30 |
D. | 15. |
Answer» A. 60. |
23. |
Random scan monitors draw a picture ______________ at a time. |
A. | one pixel. |
B. | two pixel. |
C. | one line. |
D. | two line. |
Answer» C. one line. |
24. |
In raster scan system the ____________beam is swept across screen. |
A. | electron. |
B. | magnetic |
C. | electro |
D. | electrothermal |
Answer» A. electron. |
25. |
In raster scan system the electron beam is swept across screen from _____________. |
A. | right to left. |
B. | top to bottom. |
C. | bottom to top. |
D. | side to side. |
Answer» B. top to bottom. |
26. |
A CRT monitor displays color picture by using a combination of phosphor that emits light of __________ color |
A. | same. |
B. | different. |
C. | many. |
D. | Only one. |
Answer» B. different. |
27. |
Shadow mask methods are commonly used in raster scan system including _____. |
A. | monitor. |
B. | beam penetration method. |
C. | random scan system. |
D. | color tv |
Answer» D. color tv |
28. |
In flat panel display the emissive displays are devices that converts electric energy into_____________. |
A. | obscurity |
B. | stimulating energy. |
C. | light energy. |
D. | non emitting energy. |
Answer» C. light energy. |
29. |
In liquid crystal display the flat panel device is referred to as a _____________LCD. |
A. | matrix. |
B. | passive. |
C. | active. |
D. | submissive. |
Answer» B. passive. |
30. |
The refresh buffer also called a _______________ buffer. |
A. | frame. |
B. | element. |
C. | resolution. |
D. | bitmap. |
Answer» A. frame. |
31. |
Each screen point is referred to as a _______________. |
A. | point. |
B. | pixel. |
C. | position. |
D. | element. |
Answer» B. pixel. |
32. |
Refreshing on raster-scan displays is carried out at the rate of 60 to 80 _____________ per second. |
A. | points. |
B. | pixels |
C. | positions |
D. | frames. |
Answer» D. frames. |
33. |
The raster-scan systems, each frame is displayed in two passes using an____________ procedure. |
A. | interlaced refresh. |
B. | refresh. |
C. | providing. |
D. | vector-displays. |
Answer» A. interlaced refresh. |
34. |
The magnetic field produced by each pair of coils results in a _______________. a. transverse deflection force. |
A. | transverse deflection force. |
B. | generic field |
C. | electron beam. |
D. | horizontal deflection. |
Answer» A. transverse deflection force. |
35. |
A property of video monitors is_________________. |
A. | length. |
B. | centimeter |
C. | direction |
D. | aspect ratio. |
Answer» D. aspect ratio. |
36. |
Intensity of the electron beam is controlled by setting voltage levels on the________. |
A. | control panel. |
B. | electron gun. |
C. | connector pins. |
D. | control grid. |
Answer» D. control grid. |
37. |
The__________________ emits a small spot of light at each position contacted by the electron beam. |
A. | electron gun. |
B. | control grid. |
C. | phosphor |
D. | cathode. |
Answer» C. phosphor |
38. |
The maximum number of points that can be displayed without overlap on a CRT is referred to as its_____________. |
A. | persistence. |
B. | non persistence. |
C. | resolution |
D. | distribution. |
Answer» C. resolution |
39. |
Sterio scopic viewing is also a part in ________________. |
A. | virtual reality system. |
B. | essential system |
C. | Actual reality system. |
D. | Implicit system. |
Answer» A. virtual reality system. |
40. |
The primary output devices in a graphics system is a __________________. |
A. | video monitor. |
B. | video display devices. |
C. | cathode ray tube. |
D. | deflection CRT. |
Answer» A. video monitor. |
41. |
The focusing system in a CRT is needed to force the electron beam to converge into a _____________ as it strikes the phosphor. |
A. | large spot. |
B. | small spot. |
C. | double spot |
D. | spot. |
Answer» B. small spot. |
42. |
A shadow-mask CRT has______________ phosphor color dots at each pixel position. |
A. | five. |
B. | four |
C. | three |
D. | two. |
Answer» C. three |
43. |
The______________ shadow-mask method, is commonly used in color CRT systems. |
A. | delta-delta. |
B. | beta-beta. |
C. | delta-beta. |
D. | alpha-alpha. |
Answer» A. delta-delta. |
44. |
Color CRTs in graphics systems are designed as____________. |
A. | CRT monitors. |
B. | RGB monitors. |
C. | DVST monitors. |
D. | color monitors. |
Answer» B. RGB monitors. |
45. |
DVST stands for ________________. |
A. | Device View Storage Tube. |
B. | Direct View Space Tube. |
C. | Direct View Storage Tube. |
D. | Device View Space Tube. |
Answer» C. Direct View Storage Tube. |
46. |
The emissive displays are device that convert electrical energy into_____________. |
A. | light. |
B. | image |
C. | pixel |
D. | colors |
Answer» A. light. |
47. |
The plasma is also called as ____________ displays. |
A. | image. |
B. | glass |
C. | gas-discharge. |
D. | glass-discharge |
Answer» C. gas-discharge. |
48. |
A beam of slow electrons excites only the outer____________ layer. |
A. | blue. |
B. | green |
C. | white |
D. | red |
Answer» D. red |
49. |
A beam of very fast electrons penetrates through the red layer and excites the inner_____________ layer. |
A. | blue. |
B. | green |
C. | white |
D. | red |
Answer» B. green |
50. |
LED stands for_______________. |
A. | Light Emitted Display. |
B. | Light Emitting Display. |
C. | Light Emitting Diode. |
D. | Light Emit Diode. |
Answer» C. Light Emitting Diode. |
51. |
BSP Stands for________________. |
A. | Bit Space-Partitioning. |
B. | Binary Space- Partitioning. |
C. | Bit Space- positioning. |
D. | Binary Space- Positioning. |
Answer» B. Binary Space- Partitioning. |
52. |
The simplest model for a light emitter is _______________. |
A. | light source. |
B. | open source. |
C. | data source. |
D. | point source. |
Answer» D. point source. |
53. |
_______________algorithm are broadly classified according to whether they deal with object definitions directly or with their projected images. |
A. | Line clipping. |
B. | Simple DDA. |
C. | Visible surface detection. |
D. | Midpoint algorithm. |
Answer» C. Visible surface detection. |
54. |
________________is applied in an object by pre positioning along a straight line. |
A. | Translation. |
B. | Rotation |
C. | Scaling |
D. | Shearing |
Answer» A. Translation. |
55. |
A________ is a transformation that produces a mirror image of an object. |
A. | reflection. |
B. | shear |
C. | translation |
D. | rotation |
Answer» A. reflection. |
56. |
____________ generally refers to any time sequence of visual changes in a scene. |
A. | Computer animation. |
B. | Graphics |
C. | Visualization. |
D. | Frame work. |
Answer» A. Computer animation. |
57. |
A world coordinate area selected for display is called as_____________. |
A. | window. |
B. | Viewport |
C. | window-to-viewport. |
D. | Viewing transformation. |
Answer» A. window. |
58. |
One of the oldest and most popular line clipping procedure is___________. |
A. | Liang-Barsky Line Clipping. |
B. | Nicholl-Lee-Nicholl Line Clipping. |
C. | Cohen-Sutherland Line Clipping. |
D. | Line Clipping using Nonrectangular Clip window. |
Answer» C. Cohen-Sutherland Line Clipping. |
59. |
A commonly used image space approach to detect visible surface is___________. |
A. | buffer depth method. |
B. | surface rendering method. |
C. | polygon surface method. |
D. | depth buffer method. |
Answer» D. depth buffer method. |
60. |
An illumination model is also called as_______________. |
A. | lighting model. |
B. | surface model. |
C. | shading model. |
D. | rendering model. |
Answer» A. lighting model. |
61. |
The scattered light is called as____________. |
A. | specular reflection. |
B. | source light. |
C. | ambient light. |
D. | defuse reflection. |
Answer» D. defuse reflection. |
62. |
The area subdivision method takes advantage of area coherence in a scene by location of those view areas that represent the part of a ______________. |
A. | double surface. |
B. | single surface. |
C. | triple surface. |
D. | area surface. |
Answer» B. single surface. |
63. |
Orthographic projection that display more than one face of an object is called __________________. |
A. | axonometric orthographic projection |
B. | orthographic axonometric projection |
C. | projection axonometric orthographic. |
D. | projection orthographic axonometric. |
Answer» A. axonometric orthographic projection |
64. |
Spotlights are used to control the amount of light emitted within a cone with apex at ______________ source position. |
A. | line. |
B. | object |
C. | point |
D. | out |
Answer» C. point |
65. |
An area on a display device to which a window is mapped is called as___________. |
A. | view map. . |
B. | path map. |
C. | view port. |
D. | path graph. |
Answer» C. view port. |
66. |
The scaling transformation alters the size of an_________. |
A. | vector. |
B. | edge |
C. | side |
D. | object |
Answer» D. object |
67. |
The set of unit vectors is called __________. |
A. | vector basis. |
B. | normal basis. |
C. | orthogonal basis. |
D. | base vectors. |
Answer» B. normal basis. |
68. |
A matrix with a single row or a single column represents a__________. |
A. | vector. |
B. | square |
C. | row vector. |
D. | column vector. |
Answer» A. vector. |
69. |
The matrix with same number of rows and columns is called as____________. |
A. | square matrix. |
B. | row matrix. |
C. | column matrix. |
D. | row, column matrix. |
Answer» A. square matrix. |
70. |
Vector V is called the_____________. |
A. | world coordinate. |
B. | view up vector. |
C. | fixed-size. |
D. | direction |
Answer» B. view up vector. |
71. |
The region against which an object is to be clipped is called as___________. |
A. | world coordinate. |
B. | view port |
C. | clip window |
D. | boundaries |
Answer» C. clip window |
72. |
The two-dimensional viewing transformation is simply referred to as the window-to-viewport transformation or the_______________. |
A. | viewing pipeline. |
B. | transformation. |
C. | windowing transformation. |
D. | world coordinate. |
Answer» C. windowing transformation. |
73. |
A standard method for fitting a function to a set of data points is called as____________ algorithm. |
A. | Fitting. |
B. | straight-line |
C. | least-squares |
D. | DDA |
Answer» C. least-squares |
74. |
The three color parameters in HLS color model are _______________. |
A. | hue, lightness and saturation. |
B. | height, lightness and saturation. |
C. | hue, light and saturation. |
D. | hue, lightness and scaling. |
Answer» A. hue, lightness and saturation. |
75. |
The depth-buffer method is also called as______________. |
A. | A-buffer. |
B. | C-buffer |
C. | Z-buffer |
D. | W-buffer. |
Answer» C. Z-buffer |
76. |
CSG stands for |
A. | Constructed Solid Geometry. |
B. | Concatenate Solid Geometry. |
C. | Construct Solid Geometry. |
D. | Constructive Solid Geometry. |
Answer» D. Constructive Solid Geometry. |
77. |
The most straight forward method for defining a motion square is____________ specification. |
A. | higher. |
B. | complete |
C. | indirect |
D. | direct |
Answer» D. direct |
78. |
One of the most popular methods for finding roots of nonlinear equations is the____________ algorithm. |
A. | raphson. |
B. | Newton |
C. | root |
D. | newton-raphson. |
Answer» D. newton-raphson. |
79. |
curve-fitting techniques are often used to specify the animation paths between___________. |
A. | two elements. |
B. | key frames. |
C. | two positions. |
D. | key elements. |
Answer» B. key frames. |
80. |
_______________ description is a typical task in an animation specification. |
A. | Vector. |
B. | Scene |
C. | Frame |
D. | Action |
Answer» B. Scene |
81. |
_____________ system allows object motion characteristics to be specified as part of the object definitions. |
A. | Parametric. |
B. | Specialized |
C. | Adjustable |
D. | Parameterized |
Answer» D. Parameterized |
82. |
We can also animate object along 2D motion paths using the_______________ transformations. |
A. | table-color. |
B. | color-table |
C. | coordinate origin. |
D. | fixed point |
Answer» B. color-table |
83. |
Constant-intensity shading is also called as____________ shading. |
A. | intensity. |
B. | constant |
C. | flat |
D. | polygon |
Answer» C. flat |
84. |
A fast and simple method for rendering an object with polygon surfaces is called as _______________shading. |
A. | intensity. |
B. | constant |
C. | constant-intensity. |
D. | polygon |
Answer» C. constant-intensity. |
85. |
Procedure for determining visibility of object edges are referred to as____________ visibility methods. |
A. | surface. |
B. | window |
C. | wireframe |
D. | background |
Answer» C. wireframe |
86. |
A drawback of the depth-buffer method is that it can only find one visible surface at each ____________ position. |
A. | depth. |
B. | visible |
C. | display |
D. | pixel |
Answer» D. pixel |
87. |
The A-buffer has two fields, the depth field and _________field. |
A. | surface. |
B. | accumulate |
C. | intensity |
D. | pixel |
Answer» C. intensity |
88. |
The A-buffer has two fields, the ____________field and intensity field. |
A. | surface. |
B. | accumulate |
C. | depth |
D. | pixel |
Answer» C. depth |
89. |
The parallelepiped is mapped into the unit cube in a normalized view volume called the______________ system. |
A. | normalized coordinate projection. |
B. | normalized coordinate. |
C. | coordinate projection. |
D. | normalized projection coordinate. |
Answer» D. normalized projection coordinate. |
90. |
The emissive displays are devices that convert __________ energy to light |
A. | electrical. |
B. | magnetic |
C. | mechanical |
D. | wind |
Answer» A. electrical. |
91. |
The emissive displays are devices that convert electrical energy to _________. |
A. | light. |
B. | magnetic |
C. | mechanical |
D. | wind |
Answer» A. light. |
92. |
The non-emissive displays are devices that convert __________ to graphics pattern. |
A. | sunlight. |
B. | magnetic |
C. | mechanical |
D. | wind |
Answer» A. sunlight. |
93. |
The non-emissive displays are devices that convert sunlight or light from other sources to _________. |
A. | graphics pattern. |
B. | magnetic |
C. | mechanical |
D. | wind |
Answer» A. graphics pattern. |
94. |
___________ is also called as gas-discharge displays. |
A. | LED. |
B. | Plasma panel. |
C. | LCD |
D. | CRT |
Answer» B. Plasma panel. |
95. |
RGB color system with 24 bits of storage is also called as ______ color system. |
A. | false. |
B. | full |
C. | half |
D. | finite |
Answer» B. full |
96. |
A three dimensional reflection can be performed relative to a selected reflection axis or with respect to a selected_____________. |
A. | rotations. |
B. | reflection plane |
C. | matrix form |
D. | edges |
Answer» B. reflection plane |
97. |
_______________ modeling packages often provide a number of construction techniques. |
A. | scale. |
B. | solid |
C. | view |
D. | coordinate |
Answer» B. solid |
98. |
____________________representations are useful for constructing 3D objects that possess translational, rotations or other symmetries. |
A. | buffer. |
B. | periodic |
C. | sweep |
D. | spline |
Answer» C. sweep |
99. |
The primary output device in a graphics system is _____________. |
A. | joy stick. |
B. | light pen |
C. | key board. |
D. | Monitor |
Answer» D. Monitor |
100. |
The operation of most video monitors is based on the standard ________. |
A. | cathode ray device. |
B. | cathode device |
C. | cathode ray tube. |
D. | cathode rode. |
Answer» C. cathode ray tube. |
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