A. Mouse
B. Light pen
C. Joystick
D. Plotter
✅ The correct answer is option B.
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.
742. Window’s settings are recorded in
A. WINDOWS.INI
B. WIN.INI
C. SYSTEM.INI
D. GROUP.INI
✅ The correct answer is option B.
743. Which is an electronic device that can store temporarily a single bit of data.
A. Accumulator
B. Buffer
C. Memory
D. Latch
✅ The correct answer is option D.
744. Loading Operating System onto RAM is called?
A. Printing
B. Saving
C. Booting
D. Starting
✅ The correct answer is option C.
745. Before a disk drive can access any sector record, a computer program has to provide the record’s disk address. What information does this address specify?
A. Track number
B. Sector number
C. Surface number
D. All of the above
✅ The correct answer is option D.
746. A regular TV set can be hooked up to a computer so as to received computer signal instead of a television program. This hooking up is achieved with the help of a
A. modem
B. adapter
C. cable
D. aerial
✅ The correct answer is option B.
747. The magnetic disks and drums are like recirculating shift registers because
A. they have about the same storage capacity
B. their storage is non volatile
C. their access times are about the same
D. stored data is available for reading over and over again in the same order.
✅ The correct answer is option D.
748. Which of the following is still useful for adding numbers?
A. EDSAC
B. ENIAC
C. Abacus
D. UNIVAC
✅ The correct answer is option C.
749. A hand-held device which reads marks or characters on paper by detecting photo-sensitivity is known as
A. Light pen
B. Optical-wand
C. Plotter
D. All of the above
✅ The correct answer is option B.
750. The first microprocessors produced by Intel Corpn. and Texas Instruments were used primarily to control small
A. microwave ovens
B. washing machines
C. calculators
D. personal computers
✅ The correct answer is option C.