511. The symbols used in an assembly language are
A. Codes
B. Mnemonics
C. Assembler
D. All of the above
✅ The correct answer is option B.
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
512. Two or more computers connected to each other of sharing information form a _____ .
A. Server
B. Router
C. Network
D. Tunnel
✅ The correct answer is option C.
513. A file containing relatively permanent data is
A. Random file
B. Transaction file
C. Master file
D. Sequential file
✅ The correct answer is option C.
514. Which company produces processors for the Apple Macintosh?
A. IBM
B. Motorola
C. Intel
D. AMD
✅ The correct answer is option B.
515. The ‘IC’ chip, used in computers, is made of
A. Chomium
B. Iron Oxide
C. Silica
D. Silicon
✅ The correct answer is option D.
516. Which part interprets program instructions and initiate control operations.
A. Input
B. Storage unit
C. Logic unit
D. Control unit
✅ The correct answer is option D.
517. Which of the following is true concerning personal computers?
A. They decrease the demand for mainframe computers
B. They have been most successful in the home
C. The electronic spreadsheet has been a primary reason for their popularity
D. Their future is not so bright owning to the improved cost-performance ratio of minis and mainframes
✅ The correct answer is option C.
518. QWERTY is used with reference to
A. Monitor
B. Printer
C. Keyboard
D. Mouse
✅ The correct answer is option C.
519. What is the name of the earliest calculating machine which was based on concepts found in modern computers but was unfortunately never built?
A. Babbage’s Difference Engine
B. Pascal’s Adder
C. Leibnitz’s Multiplier
D. Differential Analyser
✅ The correct answer is option A.
520. All the instructions and procedures needed to start up a computer, to the point it can load an operating system, are stored in ROM chips. In IBM compatible PCs this is called the _______ .
A. RAM BIOS
B. ROM BIOS
C. EPROM
D. POST
✅ The correct answer is option B.