A. A photo-conductive drum
B. A print head
C. A laser beam
D. None of these
✅ The correct answer is option B.
Computer mcqs
Which of the following programs give instructions about operations inside the computer
A. System software
B. Application
C. Utility
D. Compiler
✅ The correct answer is option A.
Information on a hard disk is usually backed-up using a?
A. CD-ROM
B. Magnetic tape
C. Floppy disk
D. All of the above
✅ The correct answer is option A.
Memories which can be read only are called __________.
A. RAM
B. ROM
C. DRAM
D. Vertual Memory
✅ The correct answer is option B.
A computer system consisting of its processor, memory and I/O devices accepts data, processes it and produces the output results. Can you tell in which component is the raw data fed?
A. Mass Memory
B. Main memory
C. Logic unit
D. Arithmetic unit
✅ The correct answer is option B.
The memory sizes in mainframe computers and advanced technology micro computers are expressed as
A. Bytes
B. Kilo-bytes
C. Bits
D. Megabytes
✅ The correct answer is option D.
Which of the following is the largest unit of storage?
A. Gigabyte (GB
B. Kilobyte (KB)
C. Megabyte (MB)
D. Terabyte (TB)
✅ The correct answer is option D.
When an input electrical signal A=10100 is applied to a NOT gate, its output signal is
A. 1011
B. 10001
C. 10101
D. 101
✅ The correct answer is option A.
First CAD system called AutoCAD for the PCs was announced in the year 1982. Can you tell who announced it?
A. Intel Corpn.
B. Rolta India Ltd.
C. Autodesk Inc
D. AT & T Corp.
✅ The correct answer is option C.
What technology of memory is Cache RAM usually?
A. DRAM
B. Flash
C. SRAM
D. EEPROM
✅ The correct answer is option C.