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Microprocessor

Microprocessor
Which one of the following microprocessor has 16-bit data bus?

 Z-80
 6502
 8085
 68000

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Microprocessor
If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory)

Increases by 2^(address bits)/addressability
Halves
Remains unchanged
Doubles

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Microprocessor
An 8-bit microprocessor signifies that

 8-bit controller
 8-bit address bus
 8-bit data bus
 8-interrupt lines

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Microprocessor
A microprocessor with a 12-bit address bus will be able to access

 10 K bytes
 8 K bytes
 4 K bytes
 1 K bytes

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Microprocessor
Which of the following interrupt is both level and edge sensitive?

 TRAP
 RST 5.5
 RST 7.5
 INTR

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Microprocessor
The word size of 8085 microprocessor is

 8-bit
 4-bit
 20-bit
 16-bit

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