A. Magnetic tape
B. Punched card
C. Disk storage unit
D. Buffer
✅ 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
882. The term that we use to describe physical components of the system
A. Hardware
B. Inout
C. Software
D. None of these
✅ The correct answer is option A.
883. Which of the following is the 1’s complement of 10?
A. 1
B. 110
C. 11
D. 10
✅ The correct answer is option A.
884. Which of the following is responsible for the management and coordination of activities and the sharing of the resources of the computer?
A. Application Software
B. Motherboard
C. Operating System
D. RAM
✅ The correct answer is option C.
885. The central processor of a modern digital computer consists of
A. control unit
B. primary memory
C. control unit and primary memory
D. All of the above
✅ The correct answer is option C.
886. The 7-bit ASCII code widely used
A. For data communication work
B. In IBM mainframe models
C. For coding external memory
D. In large machines produced by non-IBM vendors
✅ The correct answer is option A.
887. To move to the beginning of a line of text, press the _____ key.
A. Home
B. A
C. PageUp
D. Enter
✅ The correct answer is option A.
888. What does BCC means in EMail?
A. Black Carbon Copy
B. Blind Carbon Copy
C. Business Computer Center
D. Business Computer Card
✅ The correct answer is option B.
889. Which of the following is not an output device of a computer?
A. Printer
B. keyboard
C. VDU
D. CRT screen
✅ The correct answer is option B.
890. AVI(Audio Video Interleave) format was developed by?
A. IBM
B. Apple
C. Microsoft
D. Macromedia
✅ The correct answer is option C.