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Microprocessor

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

 Z-80
 8085
 6502
 68000

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Microprocessor
The microprocessor issues ALE during first T-state of

 every machine cycle
 memory READ cycle only
 memory WRITE cycle only
 fetch cycle only

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Microprocessor
In microprocessor based system I/O ports are used to interface

 the I/P device only
 the I/O devices and memory chips
 the O/P devices only
 all the I/O devices

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Microprocessor
The clock speed of 8085 is

 1KHz.
 1MHz.
 3.2MHz.
 3.2KHz.

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

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

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Microprocessor
The maximum number of seven segment displays that can be connected to 8279 is

 12
 18
 8
 16

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