A. run very fast
B. share hardware resources with many programs simultaneously
C. compute many programs simultaneously
D. use many operating systems
✅ The correct answer is option B.
Computer mcqs
A printer in which the characters are embossed on a band is
A. Dot-matrix
B. Laser
C. Golf-ball
D. Chain
✅ The correct answer is option D.
The following is true about 2-out of-5 code:
A. it is weighted code
B. it is unweighted code
C. it has odd parity
D. All of the above
✅ The correct answer is option B.
What is a portion of memory that serves as a temporary repository for data as it waits for a given action?
A. Memory Pool
B. Cache
C. Processor
D. Processor pool
✅ The correct answer is option B.
Non-volatility is an important advantage of
A. CCD
B. Magnetic tapes and disks
C. Magnetic bubbles
D. Both B and C
✅ The correct answer is option D.
Any type of storage that is used for holding information between steps in its processing is
A. CPU
B. Primary storage
C. Intermediate storage
D. Internal storage
✅ The correct answer is option C.
The ALU of a computer responds to the commands coming from
A. primary memory
B. control section
C. external memory
D. cache memory
✅ The correct answer is option B.
In magnetic disks, data is organized on the platter in a concentric sets of rings called
A. sector
B. track
C. head
D. block
✅ The correct answer is option B.
Which of the following places the common data elements in order from smallest to largest?
A. character, file, record, field, database
B. character, record, field, database, file
C. character, field, record, file, database
D. Bit, byte, character, record, field, file, database
✅ The correct answer is option C.
What is meant by a dedicated computer?
A. Which is used by one person only
B. Which is assigned one and only one task
C. Which uses one kind of software
D. Which is meant for application software
✅ The correct answer is option B.