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Microprocessor

Microprocessor
The number of hardware interrupts present in 8085 microprocessor are

 5
 8
 10
 16

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Microprocessor
The stack pointer

 may be in RAM or ROM
 resides in ROM
 resides in RAM
 resides in microprocessor

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Microprocessor
The 8085 microprocessor enters into bus idle machine cycle whenever

None of these
 RST 7.5 is recognized
 DAD RP instruction is executed
 INTR interrupt is recognized

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Microprocessor
The multiplexing of address bus and data buses is used in

 none of these.
 depends on the internal architecture.
 never multiplexed.
 all the microprocessors.

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Microprocessor
8085 microprocessor has how many pins

 41.
  40.
  30.
 39.

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Microprocessor
Let the content of accumulator and register B be 0000 0100 and 0100 0000 respectively before execution of instruction SUB B. The content of accumulator after the execution of this instruction will be

 11000100
 01000000
 00000100
 010001000

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