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Microprocessor

Microprocessor
Identify the non-maskable interrupt from the following

 RST 4.5
 RST 6.5
 RST 5.5
 RST 7.5

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

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

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Microprocessor
PSW stands for

 flag byte
 accumulator and flag register contents
 accumulator contents
 none

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Microprocessor
The first machine cycle of an instruction is always

 A fetch cycle
 A memory write cycle
 An I/O read cycle
 A memory read cycle

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Microprocessor
A combinational PLD with a programmable AND array and a fixed OR array is called a

 PROM
 PLA
 PAL
 PLD

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

 Z-80
 68000
 8085
 6502

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