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Microprocessor

Microprocessor
What is the size (in bytes) of Prefetch queue in 8086?

 6.
 4.
 3.
 2.

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

 PAL
 PLA
 PLD
 PROM

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Microprocessor
In C the keywords are also called

Reserved words
Class words
Character words
Special words

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Microprocessor
In an intel 8085A, which is the first machine cycle of an instruction?

 A memory read cycle
 An op-code fetch cycle
 A memory write cycle
 An I/O read cycle

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Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 RST 5.5
 INTR
 TRAP
 RST 7

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Microprocessor
How many bytes in a zero memory page should be reserved for vectors used by RST instructions?

 32.
 16.
 128.
 64.

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