Computer Graphics MCQs
Pixels on a display screen are organized in a __________.
- A. three dimensional grid
- B. two dimensional grid
- C. one dimensional grid
- D. none of these
The acronym GUI stands for __________.
- A. Graphical user interaction
- B. Graphical uniform interchange
- C. Graphics user interface
- D. None of these
Which definition best describes Computer Graphics?
- A. It refers to designing plans
- B. It means designing computers
- C. It refers to designing images
- D. None of the mentioned
Who is known as the father of Computer Graphics?
- A. Nikola Tesla
- B. Ivan Sutherland
- C. Ada Lovelace
- D. Marie Curie
Computer graphics content can include __________.
- A. Simulation
- B. Drawing
- C. Movies, photographs
- D. All of the above
CAD is an abbreviation for __________.
- A. Computer art design
- B. Computer-aided design
- C. Car art design
- D. None of the above
Which type of computer graphics allows the user to edit images directly?
- A. Interactive computer graphics
- B. Non-Interactive computer graphics
- C. Both
- D. None of the above
A pixel mask is a bit string containing __________.
- A. only 0’s
- B. only 1’s
- C. two 0’s
- D. both 1’s and 0’s
A higher pixel count generally produces a __________ image.
- A. Better
- B. Worst
- C. Smaller
- D. None of the above
The most common output device used in computer graphics is the __________.
- A. Video monitor
- B. Scanner
- C. Speaker
- D. Printer
The term for the area displayed by an application on screen is __________.
- A. Display
- B. Window
- C. Viewport
- D. None of the above
Which is not a standard line pattern?
- A. Dotted line
- B. Dashed line
- C. Dark line
- D. All of the above
DDA in computer graphics stands for __________.
- A. Direct differential analyzer
- B. Data differential analyzer
- C. Direct difference analyzer
- D. Digital differential analyzer
Which are the two primary types of computer graphics?
- A. Raster and Vector
- B. Raster and Scalar
- C. Scalar only
- D. All of the above
Which of these is a type of graphics curve?
- A. Bezier Curves
- B. Implicit Curves
- C. Explicit Curves
- D. All of the above
Clipping in graphics is used for __________.
- A. copying
- B. zooming
- C. adding graphics
- D. removing objects and lines
A bitmap describes an image using a collection of __________.
- A. pixels
- B. algorithms
- C. bits
- D. colors
Three-dimensional graphics use __________ axes.
- A. Two axes
- B. Three axes
- C. Five axes
- D. One axis
On a 1-bit-per-pixel monochrome system, the frame buffer is often called a __________.
- A. Bitmap
- B. Pix map
- C. Multi map
- D. All of the mentioned
Changing an object’s size in graphics is done by __________.
- A. Translation
- B. Scaling
- C. Rotation
- D. None of the above
In Cohen–Sutherland clipping, the 4-bit region code for the bottom region is __________.
- A. 0000
- B. 0010
- C. 0110
- D. 0101
The most common basic input device for graphics is the __________.
- A. Mouse
- B. Printer
- C. Scanner
- D. Keyboard
Which device is specifically used for 3D positioning of objects?
- A. Trackball
- B. Mouse
- C. Spaceball
- D. All of the above
Which of these is not an input device?
- A. Impact printers
- B. Trackball
- C. Mouse
- D. Keyboard
A classic example of an impact output device is the __________.
- A. Laser printer
- B. Inkjet printer
- C. Line printer
- D. None of the above
To capture precise coordinates for drawing, one uses a __________.
- A. Digitizer
- B. Touch panel
- C. Image scanner
- D. Keyboard
Grayscale displays are used on monitors with __________.
- A. Random scan display
- B. Color capability
- C. No color capability
- D. All of the above
The most common boundary representation for a 3D object is the __________.
- A. Data polygon
- B. Surface polygon
- C. System polygon
- D. None of these
Laser printers use __________ ink.
- A. Wet
- B. Dry
- C. Both a & b
- D. None of these
A flexible strip for drawing smooth curves through points is a __________.
- A. Sp line
- B. Scan-line method
- C. Depth-sorting method
- D. None of these
Which function specifies a single planar surface?
- A. Meta-ball model
- B. Fill area
- C. Reflection
- D. None of these
For animated images, an essential process is __________.
- A. Image transformation
- B. Morphing
- C. Clipping
- D. None of these
A Bézier curve has degree __________ the number of control points.
- A. One more than
- B. One less than
- C. Two less than
- D. None of these
Basic interactive picture construction techniques include __________.
- A. Positioning and pointing, constraints
- B. Grid, gravity field, rubber band
- C. Sketching, dragging, inking and painting
- D. All of these
A joystick functions as a __________.
- A. Graphics input device
- B. Graphics output device
- C. Both a & b
- D. None of these
A 16×16 black-and-white pixel array requires __________ bytes of storage.
- A. 64 bytes
- B. 32 bytes
- C. 128 bytes
- D. 96 bytes
Pen and inkjet plotters may use which device formats?
- A. Drum
- B. Flat bed
- C. Both a & b
- D. None of these
A CRT display must refresh at least __________ times per second.
- A. 20
- B. 30
- C. 40
- D. 10
Basic geometric transformations include __________.
- A. Translation
- B. Rotation
- C. Scaling
- D. All of these
The CMYK color model is primarily used for __________.
- A. Computer display
- B. Printing
- C. Painting
- D. None of these
Which DTP programs use computer graphics?
- A. Photoshop
- B. Paint brush
- C. Both a & b
- D. None of these
Computer graphics was first used by __________ in 1960.
- A. William fetter
- B. James fetter
- C. James gosling
- D. John Taylor
Common display cards include __________.
- A. VGA
- B. EGA
- C. Both a & b
- D. None of above
Each bit in a monochrome frame buffer represents __________.
- A. One color
- B. Two color
- C. Three color
- D. None
Each pixel typically has __________ basic color components.
- A. Two or three
- B. One or two
- C. Three or four
- D. None of these
The EPS image format is commonly used for __________.
- A. Vector graphics
- B. Bitmap
- C. Both a & b
- D. None of these
Animation can be divided into __________ parts.
- A. One part
- B. Two parts
- C. Three parts
- D. Four parts
Which areas make up major application fields of computer graphics?
- A. Political
- B. Education and textbook
- C. CAD and entertainment
- D. All of these
The brightness value stored for each pixel is called __________.
- A. Compatible
- B. Incompatible
- C. Both a & b
- D. None of these
The dynamic effect in graphics displayed over time is called __________.
- A. Video
- B. Animation
- C. Super sampling
- D. None of these