A. Registers
B. Bus
C. Control unit
D. Memory
✅ The correct answer is option D.
Computer mcqs
Viruses are called that because
A. They are viruses
B. They can copy themselves and spread.
C. Both A and B
D. None of these
✅ The correct answer is option B.
A billionth of a second is defined as a:
A. millisecond
B. microsecond
C. nanosecond
D. picoseconds
✅ The correct answer is option C.
Which is a device that changes information into digital form?
A. Modem
B. Digitizer
C. Mouse
D. Light pen
✅ The correct answer is option B.
The most important advantage of a video disk is
A. Compactness
B. Potential capacity
C. Durability
D. Cost effectiveness
✅ The correct answer is option B.
A compiler means
A. A person who compiles source programs
B. The same thing as a programmer
C. Keypunch operator
D. A program which translates source program into object program
✅ The correct answer is option D.
Which of the following is required when more than one person uses a central computer at the same time?
A. terminal
B. light pen
C. digitizer
D. mouse
✅ The correct answer is option A.
What is the name of an application program that gathers user information and sends it to someone through the Internet?
A. A virus
B. Spybot
C. Logic bomb
D. Security patch
✅ The correct answer is option B.
IBM 7000 digital computer
A. belongs to second generation
B. uses VLSI
C. employs semi conductor memory
D. has modular construction
✅ The correct answer is option D.
The OR, XOR & AND functions can be performed by _____ of the computer in a CPU.
A. ALU
B. CU
C. Memory
D. Register
✅ The correct answer is option A.