A. Biometrics
B. Biomeasurement
C. Computer security
D. Smart weapon machinery
✅ 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
62. A language which is close to that used within the computer is
A. High-level language
B. Assembly language
C. Low-level language
D. All of the above
✅ The correct answer is option C.
63. Magnetic tape can serve as :
A. secondary-storage media
B. output media
C. input media
D. All of the above
✅ The correct answer is option A.
64. Which of the following is a part of the Central Processing Unit?
A. Printer
B. Keyboard
C. Mouse
D. Arithmetic Logic Unit (ALU)
✅ The correct answer is option D.
65. When did IBM close the last of its punched card manufacturing plant?
A. June, 1989
B. December, 1984
C. March, 1982
D. November, 1979
✅ The correct answer is option B.
66. One nibble is equal to
A. 4 bits
B. 8 bits
C. 6 bits
D. 16 bits
✅ The correct answer is option A.
67. What is the name given to the specialized storage element in the processor unit of a computer which is used as a “scratch pad” during processing operations?
A. storage register
B. primary memory
C. cache memory
D. accumulator
✅ The correct answer is option C.
68. The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as
A. Index register
B. Memory address register
C. Program counter
D. Instruction register
✅ The correct answer is option C.
69. A collection of eight bits is called
A. Byte
B. Word
C. Record
D. File
✅ The correct answer is option A.
70. A device that can accept data, hold them&deliver them on demand at a later time is known as
A. Buffer
B. Memory
C. CPU
D. Register
✅ The correct answer is option B.