Hello students this page provides you with Computer Graphics MCQ-5
Q.1 The DDA algorithm is a faster method for calculating pixel positions than the direct use of the line equation y = mx + c because?
- A) It eliminates floating point addition
- B) It eliminates floating point multiplication
- C) It eliminates rounding operation
- D) None of these
Q.2 Which of the following acts as the anode in a Cathode Ray Tube (CRT)?
- A) The Phosphorous coating
- B) The glass panel
- C) The deflectors
- D) None of these
Q.3 Interactive computer graphics are useful in which of the following areas?
- A) Training pilots
- B) Process control
- C) CAD (Computer Aided Design)
- D) All of these
Q.4 A point (3,5) is rotated counter-clockwise by an angle of 45 degrees. Find the new coordinates.
- A) X',Y'(-2/√2, 8/√2)
- B) X',Y'(-3/√2, 3/√2)
- C) X',Y'(5/√2, 8/√2)
- D) None of these
Q.5 What is the slope of the line joining the points (1,2) and (3,4)?
- B) 1
- C) 2
- D) 3
Q.6 Scale the polygon A(3,4), B(7,10), C(9,3) by 3 units in the X direction and 2 units in the Y direction.
- A) A'(9,7), B'(21,10), C'(27,6)
- B) A'(9,8), B'(21,11), C'(27,5)
- C) A'(9,8), B'(21,10), C'(27,6)
- D) None of these
Q.7 In the beam penetration method of color CRT, which two layers of phosphor are typically coated?
- A) Red and blue
- B) Blue and green
- C) Red and green
- D) None of these
Q.8 A shadow mask CRT has ________ phosphor color dots at each pixel position.
- A) 1
- B) 2
- C) 3
- D) None of these
Q.9 Which technique of color CRT is generally used for the production of realistic images?
- A) Beam penetration method
- B) Shadow mask method
- C) Both A & B
- D) None of these
Q.10 Which device is specifically used in virtual reality to grasp or move a virtual object?
- A) Space ball
- B) Data glove
- C) Digitizer
- D) Touch panels
Q.11 The Beam Penetration method for color production is primarily used in which system?
- A) Raster scan system
- B) Random scan system
- C) Both A & B
- D) None of these
Q.12 The Shadow Mask method for color production is primarily used in which system?
- A) Raster scan system
- B) Random scan system
- C) Both A & B
- D) None of these
Q.13 Which algorithm displays line type attributes by plotting specific pixel spans?
- A) Raster Line Algorithm
- B) Random scan Algorithm
- C) Random line Algorithm
- D) None of these
Q.14 The quality and detail of a digital image primarily depend on?
- A) Number of pixels used by the image
- B) Number of lines used by the image
- C) Both A & B
- D) None of these
Q.15 Graphics data is computed and transmitted by the processor in the form of?
- A) Digital signals
- B) Analog signals
- C) Electrical signals
- D) None of these
Q.16 The maximum number of points that can be displayed without overlap on a CRT is called?
- A) Refresh rate
- B) Interlacing
- C) Screen resolution
- D) None of these
Q.17 What is the name of the memory where graphics data is stored before being displayed on the screen?
- A) RAM
- B) ROM
- C) Frame buffer
- D) None of these
Q.18 Which of the following are commonly used software tools for viewing graphics?
- A) Windows Picture Viewer
- B) Internet Explorer
- C) Both A & B
- D) None of these
Q.19 2D Animation techniques are fundamentally based on which format?
- A) Vector based
- B) Random based
- C) Both A & B
- D) None of these
Q.20 The maximum number of dots that can be displayed without overlap on a CRT is referred to as?
- A) Refresh rate
- B) Interlacing
- C) Screen resolution
- D) None of these
Related Link
- Computer Graphics MCQ