A. storage unit
B. arithmetic and logic unit
C. program unit
D. control unit
✅ The correct answer is option C.
Basics of Computer Science MCQs
Strengthen your fundamental knowledge with our Basics of Computer Science MCQs with answers and explanations. Our collection covers key topics such as computer fundamentals, hardware and software, operating systems, networking basics, databases, programming concepts, and internet technologies. These multiple-choice questions are designed for students, competitive exam aspirants, and professionals preparing for NTS, PPSC, FPSC, CSS, PMS, university entry tests, and IT job assessments. Practice online to improve your understanding, enhance problem-solving skills, and excel in exams with our updated Basics of Computer Science MCQs
492. Which of the following is directry controlled from a keyboard.
A. Card punch
B. Punched paper tape
C. Magnetic disk
D. Magnetic tape
✅ The correct answer is option A.
493. In computer terminology a compiler means
A. a person who computes source programs
B. the same thing as a programmer
C. key punch operator
D. a program which translates source program into object program
✅ The correct answer is option D.
494. Design qualifications do not normally include
A. Output requirements
B. Input and storage requirements
C. Control provisions
D. Blueprints
✅ The correct answer is option D.
495. A device that both transmits and receives data, is
A. Transducer
B. Trapdoor
C. Translator
D. Transceiver
✅ The correct answer is option D.
496. What was the computer conceived by Babbage?
A. Analytical Engine
B. Arithmetic Machine
C. Donald Knuth
D. All of the above
✅ The correct answer is option A.
497. Which of the following is a computer memory that can be programmed once, but not reprogrammed.
A. ROM
B. RAM
C. PROM
D. EPROM
✅ The correct answer is option C.
498. A typical modern computer uses
A. Magnetic cores for secondary storage
B. LSI chips
C. Magnetic tape for primary memory
D. More than 10,000 vaccum tubes
✅ The correct answer is option B.
499. Which of the following was the first Intel processor introduced?
A. 3080
B. 4004
C. 8080
D. 8086
✅ The correct answer is option B.
500. The main purpose of time sharing techniques used in computers is to make the best use of the
A. CPU
B. peripherals
C. seconday storage
D. floppy disks
✅ The correct answer is option A.