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Microprocessor

Microprocessor
Of the following circuits, the one which involves storage is

Nand
Mux
RS Latch
Decoder

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Microprocessor
PSW stands for

 accumulator contents
 flag byte
 none
 accumulator and flag register contents

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Microprocessor
The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is

 20
 16
 12
 8

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Microprocessor
In 8085, the pins for SID and SOD are

3 and 4 respectively
4 and 3 respectively
4 and 5 respectively
5 and 4 respectively

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Microprocessor
Total number of instructions in 8085 microprocessor assembly language is

 245
 247
 246
 244

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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.

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

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