Computer Fundamentals – Section 4

6. The time taken for the read/write head to move to the correct track on the magnetic disk is called

A. epoch delay
B. latency delay
C. seek time
D. approach time
E. None of the above

Correct Answer: C. seek time

7. A computer has a 1024K memory. What does the letter K stand for

A. Kilometer
B. Thousand
C. 1024
D. MB
E. None of the above

Correct Answer: C. 1024

8. Computer instructions written with the use of English words instead of binary machine code is called

A. Mnemonics
B. Symbolic code
C. Gray code
D. Op-code
E. None of the above

Correct Answer: B. Symbolic code

9. The system unit of a personal computer typically contains all of the following except:

A. microprocessor
B. disk controller
C. serial interface
D. modem
E. All of the above are contained

Correct Answer: D. modem

10. Which of the following are the two main components of the CPU?

A. control unit and registers
B. registers and main memory
C. control unit and ALU
D. ALU and bus
E. None of the above

Correct Answer: C. control unit and ALU

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