Computer Fundamentals – Section 4

46. The main purpose of time sharing techniques used in computers is to make the best use of the

A. CPU
B. peripherals
C. secondary storage
D. floppy disks
E. None of the above

Correct Answer: A. CPU

47. Which of the following is not true of immediate processing?

A. It is often used in real-time applications
B. It can occur with either sequential of direct-access files
C. It can be used in an airline-reservation system
D. Transactions are processed shortly after a real-world event occurs
E. All of the above are true

Correct Answer: B. It can occur with either sequential of direct-access files

48. A temporary storage area, attached to the CPU, for I/O operations is a:

A. chip
B. buffer
C. register
D. core
E. None of the above

Correct Answer: B. buffer

49. Which part of the computer were is used for calculating and comparing?

A. Disk unit
B. Control unit
C. ALU
D. Modem
E. None of the above

Correct Answer: C. ALU

50. The person contributing the idea of the stored program was

A. John von Neumann
B. Charles Babbage
C. Howard Aiken
D. Basic Pascal
E. None of the above

Correct Answer: A. John von Neumann

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