A. Keypuncher
B. Data entry clerk
C. Computer operator
D. Programmer
✅ The correct answer is option A.
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
592. ROM is needed for storing an initial program called _______.
A. Computer Startup Loader
B. OS Version
C. Kernel
D. Bootstrap Loader
✅ The correct answer is option D.
593. If, in a computer, 16 bits are used to specify addresses in a RAM, the number of addresses will be
A. 216
B. 65,536
C. 64K
D. Any of the above
✅ The correct answer is option D.
594. A device used to bring information into a computer is
A. ALU
B. Input device
C. Control unit
D. Output device
✅ The correct answer is option B.
595. The 2’s complement number of 110010 is
A. 1101
B. 110011
C. 10011
D. All of the above
✅ The correct answer is option E.
596. A notation for defining the form and structure of data is known as
A. Data description language
B. Binary language
C. Data channel
D. Data definition language
✅ The correct answer is option D.
597. The essential features of a number system are
A. Radix
B. Set of distinct counting digits
C. bits
D. Both A & B
✅ The correct answer is option D.
598. Processors of all computers, whether micro, mini or mainframe must have
A. ALU
B. Primary storage
C. Control Unit
D. All of the above
✅ The correct answer is option D.
599. The process of fetching and executing instructions, one at a time, in the order of increasing addresses is known as
A. instruction execution
B. straight line sequencing
C. instruction fetch
D. random sequencing
✅ The correct answer is option B.
600. The time for which a piece of equipment operates is called
A. Seek time
B. Effective time
C. Access time
D. Real time
✅ The correct answer is option B.