A. Mouse
B. Hard Disk
C. Microprocessor
D. DVD
✅ 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
332. Hardware or software designed to guard against unauthorized access to a computer network is known as a(n):
A. Hacker-proof program
B. Firewall
C. Hacker-resistant server
D. Encryption safe wall
✅ The correct answer is option B.
333. The ______ cells involve creating a single cell by combining two or more selected cells.
A. Formatting
B. Merging
C. Embedding
D. Splitting
✅ The correct answer is option B.
334. Communication using a modulated carrier to apply a data signal to a transmission medium in analog form is
A. Local area network
B. Modem
C. Base band networking
D. Broad band networking
✅ The correct answer is option D.
335. Who launched IBM’s First PC in 1981?
A. Dean Cline
B. C.B. Rogers Jr.
C. John F. Akers
D. David Svenson
✅ The correct answer is option B.
336. Output hardware is often categorized according to whether it:
A. is expensive
B. requires a large amount of electricity to work
C. produces hardcopy or softcopy
D. can fit on a desktop
✅ The correct answer is option C.
337. Computer scientists are exploring the possibility of culturing bacteria to create living chips which have digital electronic properties. What are these chips called?
A. bacterial chips
B. biochips
C. natural chips
D. neural chips
✅ The correct answer is option B.
338. An impact printer creates characters by using?
A. An inked ribbon and print head
B. Electrically charged ink
C. An ink pen
D. All of the above
✅ The correct answer is option A.
339. When was Apple Macintosh II microcomputer introduced in the market?
A. 1964
B. 1970
C. 1987
D. 1986
✅ The correct answer is option C.
340. Which of the following is NOT a type of broad band internet connection?
A. Cable
B. DSL
C. Dial-up
D. Satellite
✅ The correct answer is option C.