A. Bar Codes
B. Gray Codes
C. Fire Codes
D. Mnemonics Codes
✅ 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
412. A class of random access memory that requires periodic servicing in order for the contents to remain valid is
A. Static RAM
B. Dynamic RAM
C. PROM
D. EPROM
✅ The correct answer is option B.
413. The bubbles in a bubble memory pack are created with the help of?
A. Laser beam
B. Magnetic field
C. Electric field
D. X-ray
✅ The correct answer is option B.
414. In order to tell Excel that we are entering a formula in cell, we must begin with an operator such as
A. $
B. @
C. +
D. =
✅ The correct answer is option D.
415. Which of the following is used to insure the high quality of computer output?
A. computer output microfilm
B. output controls
C. voice output systems
D. liquid crystal display
✅ The correct answer is option B.
416. One of the main feature that distinguish microprocessors from microcomputers is
A. words are usually larger in microprocessors
B. words are shorter in microprocessors
C. microprocessor does not contain I/O devices
D. exactly the same as the machine cycle time
✅ The correct answer is option C.
417. Which of the following holds the ROM, RAM, CPU?
A. Hard Disk
B. ALU
C. Mother Board
D. None of the above
✅ The correct answer is option C.
418. The basic architecture of computer was developed by
A. John Von Neumann
B. Charles Babbage
C. Blaise Pascal
D. Garden Moore
✅ The correct answer is option A.
419. _____is the science that attempts to produce machines that display the same type of intelligence that humans do.
A. Nano science
B. Nanotechnology
C. Simulation
D. Artificial intelligence (AI)
✅ The correct answer is option D.
420. Which of the following is not a computer language?
A. BASIC
B. C++
C. C#
D. Java
✅ The correct answer is option E.