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MICROPROCESSOR

Microprocessor
During the execution of the instruction, the ________tests the status and control flags and updates them based on the results of executing the instruction.

 None of these
 Execution Unit (EU)
 Both ‘c’ and ‘d’
 Bus Interface Unit (BIU)

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

 128.
 32.
 64.
 16.

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Microprocessor
CALL instruction is a ______ instruction.

 4 bytes
 3 bytes
 2 bytes
 1 bytes

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Microprocessor
The characteristics of RESET OUT signal is/are

 all.
 this signal can be used to reset other devices.
 the signal is synchronized to the processor clock.
 indicates that µp is being reset.

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Microprocessor
DMA signal/signals in 8085 is/are

 HLDA.
 All.
 READY.
 HOLD.

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