Computer Fundamentals – Section 3

11. The unit of a computer system that executes the program, communicates with and often controls the operation of other subsystems of the computer is known as

A. CPU
B. Control Unit
C. I/O unit
D. Peripheral unit
E. None of the above

Correct Answer: A. CPU

12. Human beings are referred to as Homosapiens. Which device is called Silico sapiens?

A. Monitor
B. Hardware
C. Robot
D. Computer
E. None of the above

Correct Answer: D. Computer

13. Which access method is used for obtaining a record from a cassette tape

A. direct
B. sequential
C. random
D. All of the above
E. None of the above

Correct Answer: B. sequential

14. The most important advantage of a video disk is

A. Compactness
B. Potential capacity
C. Durability
D. Cost-effectiveness
E. None of the above

Correct Answer: B. Potential capacity

15. The process of entering data into a storage location

A. adds to the contents of the location
B. cause variation in its address number
C. is known as a readout operation
D. is destructive of previous contents
E. None of the above

Correct Answer: D. is destructive of previous contents

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