A. Random access medium
B. A parallel access medium
C. Universal Access medium
D. Serial access medium
✅ 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
842. The majority of computer crimes are committed by:
A. Hackers
B. Insiders
C. Overseas criminals
D. Young teenage computer geniuses
✅ The correct answer is option B.
843. Which of the following isn’t used in the storage phase of a computer-based information system?
A. Magnetic
B. Keyboard
C. Diskette
D. Hard disk
✅ The correct answer is option B.
844. Which method is of reading the characters & providing input to a computer.
A. Optical character reader
B. Punched paper tape
C. Card punch
D. Magnetic ink character
✅ The correct answer is option A.
845. Which kind of devices allows the user to add components and capabilities to a computer system?
A. System boards
B. Storage devices
C. Input devices
D. Output devices
✅ The correct answer is option E.
846. Internet Explorer is a type of
A. Operating System
B. Browser
C. IP address
D. Compiler
✅ The correct answer is option B.
847. The earliest device that qualifies as a digital computer is
A. EDSAC
B. Abacus
C. ENIAC
D. EDVAC
✅ The correct answer is option B.
848. In how many generations a computer can be classified?
A. 3
B. 4
C. 5
D. 6
✅ The correct answer is option C.
849. In serial, asynchronous transmissions, the ____ bit is used to signal the end of the character within the data frame.
A. start
B. stop
C. parity
D. data
✅ The correct answer is option B.
850. Which of the following is the fastest?
A. CPU
B. magnetic tapes and disks
C. video terminal
D. sensors, mechanical controllers
✅ The correct answer is option A.