A. NOT gate
B. AND gate
C. OR gate
D. XOR gate
✅ The correct answer is option B.
Computer Basics
Which of the following are the building blocks of all the circuits in a computer.
A. Circuit switch
B. Logic gates
C. Logical Operators
D. Instructions
✅ The correct answer is option B.
Which disk interface standard includes support for up to eight peripheral devices?
A. ST50G/412
B. IDE
C. SCSI
D. ESDI
✅ The correct answer is option C.
A Winchester disk is a
A. Disk Stack
B. Removable disk
C. Flexible disk
D. All of the above
✅ The correct answer is option A.
Bit map terminal
A. support displays containing multiple windows
B. requires considerable amount of video RAM
C. requires tremendous amount of copying and hence low performance
D. All of the above
✅ The correct answer is option D.
The working principles of today’s computers were provided by an English mathematician
A. Charles Babbage
B. Dr. Hollerith
C. Donald Reach
D. Ken Reider
✅ The correct answer is option A.
The two main components of the CPU is
A. Control unit and registers
B. Control unit and ALU
C. Registers and main memory
D. ALU and bus
✅ The correct answer is option B.
A memory that does not change its contents without external causes is known as
A. Dynamic memory
B. Static memory
C. RAM
D. EEPROM
✅ The correct answer is option B.
Which of the following is not a practical data-processing approach?
A. batch-sequential
B. batch-direct
C. immediate-sequential
D. immediate-direct
✅ The correct answer is option C.
The memory which is programmed at the time it is manufactured
A. ROM
B. RAM
C. PROM
D. EPROM
✅ The correct answer is option A.