Digital Electronics - Microprocessor Fundamentals

Exercise :: Microprocessor Fundamentals - General Questions

6. 

How many bits are used in the data bus?

A. 7
B. 8
C. 9
D. 16

Answer: Option B

Explanation:

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7. 

The items that you can physically touch in a computer system are called:

A. software
B. firmware
C. hardware
D. none of the above

Answer: Option C

Explanation:

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8. 

Single-bit indicators that may be set or cleared to show the results of logical or arithmetic operations are the:

A. flags
B. registers
C. monitors
D. decisions

Answer: Option A

Explanation:

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9. 

When referring to instruction words, a mnemonic is:

A. a short abbreviation for the operand address
B. a short abbreviation for the operation to be performed
C. a short abbreviation for the data word stored at the operand address
D. shorthand for machine language

Answer: Option B

Explanation:

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10. 

The technique of assigning a memory address to each I/O device in the computer system is called:

A. memory-mapped I/O
B. ported I/O
C. dedicated I/O
D. wired I/O

Answer: Option A

Explanation:

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