1191. The light pen was developed in
A. 1942
B. 1976
C. 1955
D. 1992
✅ The correct answer is option C.
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.
1192. A computer programmer
A. does all the thinking for a computer
B. can enter input data quickly
C. can operate all types of computer equipment
D. can draw only flowchart
✅ The correct answer is option A.
1193. A digitizing tablet can be used for?
A. Tracing diagrams
B. Printing letters
C. Reading bar-codes
D. Playing
✅ The correct answer is option A.
1194. The CPU is made up of control unit ALU and
A. Memory
B. Input-Output
C. Register unit
D. All of the above
✅ The correct answer is option A.
1195. A computer has a 1024K memory. What does the letter K stand for
A. Kilometre
B. Thousand
C. 1024
D. MB
✅ The correct answer is option C.
1196. An adder in which the bits of the operands are added one after another is
A. Half-adder
B. Full-adder
C. Serial adder
D. All of the above
✅ The correct answer is option C.
1197. What process prepares the magnetic surface of a disk by creating concentric circles, called tracks, around the disk? (Each track is further divided into pic-shaped sections called sectors.)
A. Tracking
B. Formatting
C. Copying
D. Sectioning
✅ The correct answer is option B.
1198. The equipment with which the computer talks to its users is called a
A. word processor
B. peripheral
C. software
D. diskette
✅ The correct answer is option B.
1199. The input and output devices are located away from the central computer facility in which particular type of processing.
A. Time sharing
B. Batch processing
C. Interactive mode
D. Real time processing
✅ The correct answer is option B.
1200. The CPU chip used in a computer is partially made out of
A. silica
B. carbon
C. copper
D. gold
✅ The correct answer is option A.