Computer Graphics
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |The term computer graphics is given by which of following equations |
|((OPTION_A)) |Computer Graphics = Data Structure + Algorithm |
|((OPTION_B)) |Computer Graphics = Data Structure + Languages |
|((OPTION_C)) |Computer Graphics = Data Structure + Algorithm + Languages |
|((OPTION_D)) |Computer Graphics = Data Structure |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |An application of computer vision is to create visual effect of |
|((OPTION_A)) |camera focusing |
|((OPTION_B)) |camera tracking |
|((OPTION_C)) |camera clicking |
|((OPTION_D)) |camera moving |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In computer graphics , a computer is used to create |
|((OPTION_A)) |Picture |
|((OPTION_B)) |Data Structure |
|((OPTION_C)) |Algorithm |
|((OPTION_D)) |To modify existing object |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Examples of Presentation Graphics is |
|((OPTION_A)) |Bar Charts |
|((OPTION_B)) |Line Graphs |
|((OPTION_C)) |CAD |
|((OPTION_D)) |Both A & B |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Which devices provides positional information to the graphics system ? |
|((OPTION_A)) |Input devices |
|((OPTION_B)) |Output devices |
|((OPTION_C)) |Pointing devices |
|((OPTION_D)) |Both A & C |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Resolution of 2x2 inch image that has 512x512 pixels |
|((OPTION_A)) |512x512 pixels per inch |
|((OPTION_B)) |512/2 pixels per inch |
|((OPTION_C)) |512 pixels per inch |
|((OPTION_D)) |None of above |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Width of an image having height of 5 inches and an aspect ratio 1.5 |
|((OPTION_A)) |7.5 inches |
|((OPTION_B)) |6 inches |
|((OPTION_C)) |5 inches |
|((OPTION_D)) |1.5 inches |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |What is the refresh rate of a 512x512 frame buffer , if access time for each pixel is 200 nanosecond(ns) |
|((OPTION_A)) |20 frames per second |
|((OPTION_B)) |12 frames per second |
|((OPTION_C)) |19 frames per second |
|((OPTION_D)) |15 frames per second |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |24 bit plane frame buffer i.e. 8 bit planes per color will generate |
|((OPTION_A)) |224 possible colours |
|((OPTION_B)) |212 possible colors |
|((OPTION_C)) |23 possible colors |
|((OPTION_D)) |28 possible colors |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |2 |
|((QUESTION)) |The amount of memory requires by a 1 plane frame buffer each of R, G and B of 800 x 600 screen resolution is |
|((OPTION_A)) |1440000 bits |
|((OPTION_B)) |1920000 bits |
|((OPTION_C)) |480000 bits |
|((OPTION_D)) |500000 bits |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In ______________ each character is displayed as a group of dots or pixels. |
|((OPTION_A)) |Text mode |
|((OPTION_B)) |Character mode |
|((OPTION_C)) |Graphics mode |
|((OPTION_D)) |All of above |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |2 |
|((QUESTION)) |How many bits are required for a 512 x 512 raster with each pixel being represented by 3 bits? |
|((OPTION_A)) |786431 bits |
|((OPTION_B)) |786432 bits |
|((OPTION_C)) |786433 bits |
|((OPTION_D)) |786344 bits |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |What is the rate of 1024 x 1024 frame buffer with an average access rate per pixel of 200 ns on a simple color|
| |display? |
|((OPTION_A)) |2 |
|((OPTION_B)) |3 |
|((OPTION_C)) |4 |
|((OPTION_D)) |1.6 |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |What is the access rate / pixel of a 4096 x 4096 raster having a refresh rate of 30 frames per seconds? |
|((OPTION_A)) |1 ns |
|((OPTION_B)) |2 ns |
|((OPTION_C)) |3 ns |
|((OPTION_D)) |4 ns |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |How many memory bits are required for a 24bit plane 1024 x 1024 element raster? |
|((OPTION_A)) |1048576 bits |
|((OPTION_B)) |24576 bits |
|((OPTION_C)) |1048575 bits |
|((OPTION_D)) |25165824 bits |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Pixel is the |
|((OPTION_A)) |Largest screen element which user can control |
|((OPTION_B)) |Smallest screen element which user can control |
|((OPTION_C)) |particular colour of the screen |
|((OPTION_D)) |one object on screen |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |______ refers to the number of dots on screen |
|((OPTION_A)) |pixel |
|((OPTION_B)) |Resolution |
|((OPTION_C)) |Aspect ratio |
|((OPTION_D)) |Frame buffer |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Frame buffer is part of the_________ which stores the image to be displayed on screen |
|((OPTION_A)) |main memory |
|((OPTION_B)) |ROM |
|((OPTION_C)) |External memory |
|((OPTION_D)) |Dynamic memory |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |To store black and white images ,black pixels are represented by________ in the frame buffer and white pixels |
| |by_______ |
|((OPTION_A)) |Zero and one |
|((OPTION_B)) |One and Zero |
|((OPTION_C)) |Both a & b |
|((OPTION_D)) |None |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In graphical system, the array of pixels in the picture are stored in |
|((OPTION_A)) |Memory |
|((OPTION_B)) |Frame buffer |
|((OPTION_C)) |Processor |
|((OPTION_D)) |All the above |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |The ____ simply reads each successive byte of data from the frame buffer ? |
|((OPTION_A)) |Digital Controller |
|((OPTION_B)) |Data Controller |
|((OPTION_C)) |Display controller |
|((OPTION_D)) |All of above |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |A 16*16array of black and white pixels could be represented by________ |
|((OPTION_A)) |64bytes |
|((OPTION_B)) |32bytes |
|((OPTION_C)) |128bytes |
|((OPTION_D)) |96bytes |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Aspect ratio means |
|((OPTION_A)) |Number of pixels |
|((OPTION_B)) |Ratio of vertical points to horizontal points |
|((OPTION_C)) |Ratio of horizontal points to vertical points |
|((OPTION_D)) |Both b and c |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Color depth can be defined by ________ which can be displayed on a display unit |
|((OPTION_A)) |Bits per pixel |
|((OPTION_B)) |Bytes per pixel |
|((OPTION_C)) |Megabyte per pixel |
|((OPTION_D)) |None of these |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |On a black and white system with one bit per pixel, the frame buffer is commonly called as |
|((OPTION_A)) |Pix map |
|((OPTION_B)) |Multi map |
|((OPTION_C)) |Bitmap |
|((OPTION_D)) |All the above |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In computer graphics, pictures or graphic objects are presented as a collection of discrete picture elements |
| |called _____ |
|((OPTION_A)) |dots |
|((OPTION_B)) |pixels |
|((OPTION_C)) |coordinates |
|((OPTION_D)) |points |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Pixel is also referred to as a ___ |
|((OPTION_A)) |point |
|((OPTION_B)) |do |
|((OPTION_C)) |pel |
|((OPTION_D)) |coordinate |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In raster scan display, the image is stored in the form of ____ in the refresh buffer. |
|((OPTION_A)) |1s |
|((OPTION_B)) |0s |
|((OPTION_C)) |1s and 0s |
|((OPTION_D)) |None |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |_____ is the smallest addressable screen element. |
|((OPTION_A)) |dot |
|((OPTION_B)) |spot |
|((OPTION_C)) |point |
|((OPTION_D)) |pixel |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |The selection of the pixel will depend on the____of the line |
|((OPTION_A)) |resolution |
|((OPTION_B)) |slope |
|((OPTION_C)) |length |
|((OPTION_D)) |breadth |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |A point (4.2,3.8) can be displayed on screen by pixel_ |
|((OPTION_A)) |(4,3) |
|((OPTION_B)) |(3,4) |
|((OPTION_C)) |(5,4) |
|((OPTION_D)) |(4,4) |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
| | |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Which method supports scaling of character? |
|((OPTION_A)) |Bitmap method |
|((OPTION_B)) |Stroke method |
|((OPTION_C)) |Starburst method |
|((OPTION_D)) |none of the above |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In UTF-8 Asian scripts are represented in |
|((OPTION_A)) |1 byte |
|((OPTION_B)) |either 1 or 2 bytes |
|((OPTION_C)) |3 bytes |
|((OPTION_D)) |4 bytes |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Which Unicode encoding is supported on UNIX platforms |
|((OPTION_A)) |UTF-8 |
|((OPTION_B)) |UTF-16 |
|((OPTION_C)) |UCS-2 |
|((OPTION_D)) |UTF-32 |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |___is not official Unicode standard |
|((OPTION_A)) |UCS 2 |
|((OPTION_B)) |UTF 8 |
|((OPTION_C)) |UTF 16 |
|((OPTION_D)) |UTF 32 |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Fixed width encoding supported by ___________ |
|((OPTION_A)) |UTF 32 |
|((OPTION_B)) |UTF 8 |
|((OPTION_C)) |UTF 16 |
|((OPTION_D)) |Both A and C |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |How many line segments used in Starbust Method |
|((OPTION_A)) |24 |
|((OPTION_B)) |12 |
|((OPTION_C)) |8 |
|((OPTION_D)) |14 |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Which method generates worst curve shape character |
|((OPTION_A)) |Bitmap method |
|((OPTION_B)) |Stroke method |
|((OPTION_C)) |Starburst method |
|((OPTION_D)) |All |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Which method generates smooth curve shape character |
|((OPTION_A)) |Bitmap method |
|((OPTION_B)) |Stroke method |
|((OPTION_C)) |Starburst method |
|((OPTION_D)) |All |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In stroke method small series of ______________are drawn like strokes of pen to form a character |
|((OPTION_A)) |Line segments |
|((OPTION_B)) |vectors |
|((OPTION_C)) |arcs |
|((OPTION_D)) |Pixels |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In UTF-16 Supplementary characters are represented in ________ Bytes |
|((OPTION_A)) |1 |
|((OPTION_B)) |2 |
|((OPTION_C)) |3 |
|((OPTION_D)) |4 |
|((CORRECT_CHOICE)) |D |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Unicode Standard is a ………. encoding system |
|((OPTION_A)) |character |
|((OPTION_B)) |interger |
|((OPTION_C)) |data |
|((OPTION_D)) |real numbers |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |Stroke method supports scaling of the character by |
|((OPTION_A)) |Positioning the line segment |
|((OPTION_B)) |changing the length of the line segment. |
|((OPTION_C)) |rotating the line segment |
|((OPTION_D)) |does not supoort scaling |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In Bitmap method character is placed on the screen |
|((OPTION_A)) |By copying pixel values from character array into some portion of the screen’s frame buffer. |
|((OPTION_B)) |By copying 24-bit pattern values from character array into some portion of the screen’s frame buffer. |
|((OPTION_C)) |By copying lines from character array into some portion of the screen’s frame buffer. |
|((OPTION_D)) |All |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In starbust method to display character |
|((OPTION_A)) |Out of 12 line segments , segments required to display particular character are highlighted |
|((OPTION_B)) |Out of 24 line segments , segments required to display particular character are highlighted |
|((OPTION_C)) |Out of 12 X 12 line segments , segments required to display particular character are highlighted |
|((OPTION_D)) |Out of 24 X 24 line segments , segments required to display particular character are highlighted |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In midpoint line algorithm the decision parameter is given by ____Note:(Xp,Yp) is the point plotted on|
| |the line in kth step. |
|((OPTION_A)) |F(Xp +1,Yp+1/2) |
|((OPTION_B)) |F(Xp+1,Yp+1) |
|((OPTION_C)) |F(Xp+1/2,Yp+1/2) |
|((OPTION_D)) |F(Xp , Yp) |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In midpoint line algorithm if midpoint (M) of pixel A (pixel above in next step) and B (pixel below in next |
| |step)lies below true line then |
|((OPTION_A)) |Pixel neither A nor B is selected to display |
|((OPTION_B)) |Pixel B is selected to display |
|((OPTION_C)) |Pixel A is selected to display |
|((OPTION_D)) |Can not say |
|((CORRECT_CHOICE)) |C |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In midpoint line algorithm if decision parameter (d) < 0 Which pixel is selected to display in the next |
| |step. |
| |NOTE: slope of line is between 0 to 1. |
|((OPTION_A)) |Pixel neither A nor B is selected to display |
|((OPTION_B)) |Pixel B is selected to display |
|((OPTION_C)) |Pixel A is selected to display |
|((OPTION_D)) |Can not say |
|((CORRECT_CHOICE)) |B |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In parallel line drawing let given number of processors are np =4 . Width of the line Δx =16. What is |
| |the width of each partition? |
|((OPTION_A)) |4 |
|((OPTION_B)) |10 |
|((OPTION_C)) |15 |
|((OPTION_D)) |16 |
|((CORRECT_CHOICE)) |A |
|(A/B/C/D) | |
|((EXPLANATION)) (OPTIONAL)| |
|((MARKS)) (1/2/3...) |1 |
|((QUESTION)) |In parallel line drawing let given number of processors are np=4 (0 to np -1) .Lets us assume we have |
| |line with width 16 and width of each partitions is 4. what is the starting ‘x’ co-ordinate of the 1st |
| |partition? Note: left end coordinate of the line is (x0,y0) and the slope is 0 ................
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