MCQ IN COMPUTER SCIENCE & ENGINEERING

Detailed explanation-1: -Text mode is a personal computer display setting that divides the display screen into 25 rows and 80 columns in order to display text without images. In text mode, each box can contain one character.

Detailed explanation-2: -The most common text mode used in DOS environments and initial Windows consoles is the default 80 columns by 25 rows, or 80×25, with 16 colors and 8×16 pixels large characters. VGA cards always have a built-in font of this size whereas other sizes may require downloading a differently sized font.

Detailed explanation-3: -graphics mode A way of displaying images on a computer screen or other graphics device such that the basic unit is the pixel. Lines and characters on the screen are drawn pixel by pixel.

Detailed explanation-4: -The VGA has three modes for addressing, Chain 4, Odd/Even mode, and normal mode: Chain 4: This mode is used for MCGA emulation in the 320x200 256-color mode.