(A) BCD
(B) EBCDIC
(C) ASCII
(D) None of the above
Tag: computer knowledge mcqs
Floppy disks which are made from flexible plastic material are also called?
(A) High density disks
(B) Hard disks
(C) Diskettes
(D) None of the above
Modern computer operates on?
(A) Words
(B) Floppies
(C) Information
(D) Data
Instructions and memory address are represented by?
(A) Binary codes
(B) Binary word
(C) Character code
(D) Parity bit
A small or intelligent device is so called because it contains within it a?
(A) Microcomputer
(B) Computer
(C) Programmable
(D) Sensor
Most important advantage of a video disk is?
(A) Potential capacity
(B) Compactness
(C) Cost effectiveness
(D) Durability
What is the number of read write heads in the drive for a 9 track magnetic tape?
(A) 9
(B) 12
(C) 16
(D) 21
What is the name of the display feature that highlights are of the screen which requires operator attention?
(A) Reverse video
(B) Touch screen
(C) Cursor
(D) Pixel