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Q1. An error in computer data is called
(A) Chip
(B) Bug
(C) CPU
(D) Storage devices
Answer:(B) Bug
Q2. The first microprocessor built by the Intel Corporation was called
(A) 8008
(B) 8080
(C) 4004
(D) 8800
Answer:(C) 4004
Q3. An operating system intended for use on microprocessor based systems that support a single user is
(A) PC-DOS
(B) MS-DOS
(C) UNIX
(D) CP/M
Answer: (D) CP/M
Q4. A new technology which provides the ability to create an artificial world and have people interact with it is called
(A) Virtual reality
(B) Alternative reality
(C) 3-D reality
(D) None of the above
Answer: (A) Virtual reality
Q5. 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 Analyzer
Answer: (A) Babbage’s Difference Engine
Q6. The register which keeps track of the execution of a program and which contains the memory address of the instruction currently being executed is known as
(A) Index register
(B) Memory address register
(C) Program counter
(D) Instruction register
Answer: (C) Program counter
Q7. A storage area used to store data to compensate for the difference in speed at which the different units can handle data is
(A) Memory
(B) Buffer
(C) Accumulator
(D) Address
Answer: (B) Buffer
Q8. A printer in which the characters are embossed on a band is
(A) Dot-matrix
(B) Laser
(C) Golf-ball
(D) Chain
Answer: (D) Chain
Q9. Methods used to organize and physically store disk data are cylinder and
(A) Sector
(B) Surface
(C) Track
(D) None of the above
Answer: (A) Sector
Q10. The primary memory of a personal computer consists of:
(A) ROM only
(B) RAM only
(C) Both ROM and RAM
(D) Memory module
Answer: (A) Direct access storage devices
Q11. Hard disks and diskettes are:
(A) Direct access storage devices
(B) Sequential access storage devices
(C) Rarely used with microcomputers
(D) Both (a) and (c)
Answer: (A) Direct access storage devices
Q12. The minimum time delay required between the initiation of two successive memory operations is known as
(A) Memory cycle time
(B) Memory access time
(C) Transmission time
(D) Waiting time
Answer: (A) Memory cycle time
Q13. Which language was devised by Dr. Seymour Aubrey Papert?
(A) APL
(B) COBOL
(C) LOGO
(D) FORTRAN
Answer: (C) LOGO
Q14. Perforated paper used as input or output media is known as
(A) Paper tape
(B) Magnetic tape
(C) Punched paper tape
(D) Card punch
Answer: (A) Paper tape
Q15. Which functional component of a computer is responsible for the computing?
(A) Input
(B) Output
(C) CPU
(D) Memory
Answer: (C) CPU
Computer Fundamentals MCQ – All Set
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