MCQ IN COMPUTER SCIENCE & ENGINEERING

COMPUTER SCIENCE AND ENGINEERING

COMPUTER GRAPHICS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
____ is memory (to save each pixel’s color & position for full image demonstration)
A
CPU
B
GPU
C
Monitor
D
Frame buffer
Explanation: 

Detailed explanation-1: -A framebuffer (frame buffer, or sometimes framestore) is a portion of random-access memory (RAM) containing a bitmap that drives a video display. It is a memory buffer containing data representing all the pixels in a complete video frame. Modern video cards contain framebuffer circuitry in their cores.

Detailed explanation-2: -Each bit plane requires the full complement of memory for a given raster resolution; e.g., a 3-bit plane frame buffer for a 1024 X1024 raster requires 3, 145, 728 (3 X 1024 X1024) memory bits.

Detailed explanation-3: -The number of pixels stored in the frame buffer of a graphics system is known as Resolution.

Detailed explanation-4: -The primary roles of the frame buffer are the storage, conditioning, and output of the video signals that drive the display device. The industry standard for color applications allocates 8 bits of intensity control for each display primary or approximately 16.8 million discretely addressable colors.

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