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Microprocessor

Microprocessor
It is possible to copy a file in the same directory.

True
False

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Microprocessor
The first machine cycle of an instruction is always

 An I/O read cycle
 A fetch cycle
 A memory write cycle
 A memory read cycle

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

None of these
 increment by two
 remain unaffected
 decrement by two

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Microprocessor
RST0 - RST7 are the __________ in 8085.

 conditional interrupts
 hardware interrupts
 logical interrupts
 software interrupts

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Microprocessor
After RESET 8255 will be in

 mode 0; all ports are input
 mode 2
 unchanged condition
 mode 0; all ports are output

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Microprocessor
8085 microprocessor has how many pins

  30.
 39.
 41.
  40.

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