A. Calculating
B. Recording
C. Merging
D. Summarising
✅ The correct answer is option D.
Computer
Prepare with the best Computer MCQs with answers and explanations for exams and job tests. Our question bank covers computer fundamentals, hardware, software, networking, operating systems, databases, programming, internet, and information technology. These Computer multiple-choice questions are helpful for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, IT certifications, and job interviews. Practice online to improve your knowledge and score higher with our updated and comprehensive Computer MCQs.
1542. An optical input device that interprets pencil marks on paper media is
A. O.M.R
B. Punch card reader
C. Optical scanners
D. Magnetic tape
✅ The correct answer is option A.
1543. The CPU chip used in a computer is partially made out of:
A. Copper
B. Iron
C. Gold and silver
D. Silica
✅ The correct answer is option D.
1544. What is output?
A. What the processor takes from the user
B. What the user gives to the processor
C. What the processor gets from the user
D. What the processor gives to the user
✅ The correct answer is option D.
1545. A type of channel used to connect a central processor and peripherals which uses multipling is known as
A. Modem
B. Network
C. Multiplexer
D. All of the above
✅ The correct answer is option C.
1546. Computer can not do anything without a
A. Chip
B. Memory
C. Output device
D. Program
✅ The correct answer is option D.
1547. Which of the following machines are characterised by electronic tube circuitry, delay line, rotating or electrostatic memory.
A. First generation
B. Fifth generation
C. Third generation
D. Second generation
✅ The correct answer is option A.
1548. Which is a swapping device is used to hold the images of pages in main memory.
A. Plex
B. Paging drum
C. Card punch
D. Optical mark reader
✅ The correct answer is option B.
1549. An input device that uses switch contacts placed under a plastic pad which may be inscribed with symbols is known as
A. Punched card
B. Touch pad
C. Punched paper tape
D. Magnetic disk
✅ The correct answer is option B.
1550. In this world of fast changing computer technology, one of the most important factor to be considered while purchasing a PC is, it should have a provision for
A. high level integration
B. self upgradability
C. intelligent sensors
D. faster data access
✅ The correct answer is option B.