831. First generation of computer was based on which technology?
A. Transistor
B. LSI
C. VLSI
D. Vaccum Tube
✅ The correct answer is option D.
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
832. Which part of computer performs functions similar to the cerebrums of the above cardiac and nervous system of a human body.
A. ALU
B. Input device
C. CPU
D. Control unit
✅ The correct answer is option C.
833. An intentionally disruptive program that spreads from program to program or from disk to disk is known as
A. Trojan horse
B. Virus
C. Time bomb
D. Time related bomb sequence
✅ The correct answer is option B.
834. Sending data from one place to another, by physical or electronic means is
A. E-mail
B. Internet
C. Data transmission
D. Distributed processing
✅ The correct answer is option C.
835. Conversion of binary number 1011102 to octal is
A. 358
B. 468
C. 568
D. 508
✅ The correct answer is option C.
836. A memory space used for the temporary storage of data is
A. PROM
B. SAM
C. Scratchpad storage
D. Buffer
✅ The correct answer is option C.
837. The background of any Word document ……
A. Is always white colour.
B. Is the colour you preset under the Options menu.
C. Is always the same for the entire document.
D. Can have any colour you choose.
✅ The correct answer is option D.
838. A vertically aligned set of tracks on a disk pack is known as
A. Cluster
B. Surface
C. Cylinder
D. Panel
✅ The correct answer is option C.
839. A hybrid computer uses a _____ to convert digital signals from a computer into analog signals.
A. Modulator
B. Demodulator
C. Modem
D. Decoder
✅ The correct answer is option C.
840. Which of the following statement is wrong?
A. Photoshop is a graphical design tool by Adobe
B. Linux is free and open source software
C. Linux is owned and sold by Microsoft
D. Windows XP is an operating system
✅ The correct answer is option C.