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Microprocessor

Microprocessor
During OPCODE fetch the state of S0 and S1 is

 11
 01
 10
 00

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Microprocessor
HLT opcode means

  load data to accumulator.
  store result in memory.
  load accumulator with contents of register.
  end of program.

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Microprocessor
CALL instruction is a ______ instruction.

 3 bytes
 1 bytes
 2 bytes
 4 bytes

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Microprocessor
In 8086 the number of bytes which can be addressed directly is about

one million
1000
100000
10000

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Microprocessor
Which instruction is required to rotate the content of accumulator one bit right along with carry?

 RAR
 RAL
 RLC
 RRC

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Microprocessor
The number of status flags present in 8085 microprocessor are

 8
 5
 16
 10

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