301. CRC stands for_____________________?
A. cyclic redundancy check
B. code repeat check
C. code redundancy check
D. cyclic repeat check
✅ The correct answer is option A.
Basic computer knowledge MCQs
302. Which of the following are advantages of CD-ROM as a storage media ?
A. CD-ROM is an inexpensive way to store large amount of data and information
B. CD-ROM disks retrieve data and information more quickly than magnetic disks do
C. CD-ROMs make less errors than magnetic media
D. All of these
✅ The correct answer is option A.
303. A acronym for the organisation that publishes programming language standard is________________?
A. ANSI
B. ASCn
C. EBCDIC
D. BCD
✅ The correct answer is option A.
304. BIOS is computer system refers to_____________________?
A. Basic Input/Output System
B. Bipolar Input/output System
C. Basic Input Office System
D. Basic Instruction Organised System
✅ The correct answer is option A.
305. A DVD is an example of a(n)__________________________?
A. hard disk
B. optical disc
C. output device
D. solid state storage device
✅ The correct answer is option B.
306. To see all information which device output uses ?
A. Monitor
B. Keyboard
C. ALU
D. CPU
✅ The correct answer is option A.
307. To make the number pad act as a directional arrow, we press ______________________?
A. Num lock
B. Caps lock
C. Arrow lock
D. Shift
✅ The correct answer is option D.
308. In which mode, each user has a local input/output device ?
A. Time sharing mode
B. Interactive
C. Batch processing mode
D. All of the above
✅ The correct answer is option A.
309. Which one of the following is the first second-generation computer ?
A. IBM 801
B. IBM 7070
C. IBM 7090
D. All of the above
✅ The correct answer is option C.
310. A generalised software package produced to meet the bugs of a variety of data processing users is known as________________?
A. Application package
B. Operating system
C. System software
D. Utility programs
✅ The correct answer is option A.