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Microprocessor

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

 20
 16
 8
 12

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Microprocessor
The execution of RST n instruction causes the stack pointer to

 decrement by two
 increment by two
 remain unaffected
None of these

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Microprocessor
The data lines of 8085 microprocessor are multiplexed with

 higher order address lines
None of these
 status lines
 lower order address lines

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Microprocessor
The word size of 8085 microprocessor is

 16-bit
 4-bit
 8-bit
 20-bit

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Microprocessor
DMA is used between

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

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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’
 None of these
 Bus Interface Unit (BIU)
 Execution Unit (EU)

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