101. Integrated Circuits (IC) chips used in computers are made with
A. Gold
B. Silver
C. Silicon
D. Copper
✅ 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
102. A computer with CPU speed around 100 million instructions per second & with the word length of around 64 bits is known as
A. Super computer
B. Mini computer
C. Micro computer
D. Micro computer
✅ The correct answer is option A.
103. The first microprocessor built by the Intel Corpn. was called
A. 8008
B. 8080
C. 4004
D. 8800
✅ The correct answer is option C.
104. The input unit of a computer
A. feeds data to the CPU or memory
B. retrieves data from CPU
C. directs all other units
D. All of the above
✅ The correct answer is option A.
105. Which key on keyboard of a computer does not have its name printed on the key?
A. ESC
B. SHIFT
C. F1
D. SPACE
✅ The correct answer is option D.
106. A byte represents a group of
A. 10 bits
B. 40 bits
C. 8 bits
D. 22 bits
✅ The correct answer is option C.
107. An integrated circuit is
A. a complicated circuit
B. an integrating device
C. much costlier than a single transistor
D. fabricated on a tiny silicon chip
✅ The correct answer is option D.
108. In MODEMS
A. Several digital signals are multiplexed
B. A digital signal changes some characteristic of a carrier wave
C. Digital signal is amplified
D. All of the above
✅ The correct answer is option B.
109. Which network protocol is used to send Email?
A. FTP
B. SSH
C. POP3
D. SMTP
✅ The correct answer is option D.
110. The main purpose of the offline device is…….
A. To reduce the no.of operator errors in recording data
B. To save computer time
C. To save floor space in the computer center
D. All of the above
✅ The correct answer is option B.