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Microprocessor

Microprocessor
The number of output pins in 8085 microprocessors are

 21.
 40.
 19.
 27.

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Microprocessor
DMA is used between

 microprocessor and I/O
 none
 memory and I/O
 microprocessor and memory

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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
Total number of instructions in 8085 microprocessor assembly language is

 245
 246
 244
 247

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

 64.
 128.
 16.
 32.

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Microprocessor
In C the keywords are also called

Class words
Reserved words
Special words
Character words

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