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Microprocessor

Microprocessor
Which one of the following circuits transmits two messages simultaneously in one direction

 Diplex
 Simplex
 Duplex
 Quadruplex

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

None of these
 remain unaffected
 decrement by two
 increment by two

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Microprocessor
Each instruction in assembly language program has the following fields:Lable fieldMnemonic fieldOperand fieldComment fieldThe correct sequence of these fields is?

1, 2, 3, 4
2, 1, 3, 4
1, 2, 4, 3
2, 1, 4, 3

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Microprocessor
In 8085 which addressing mode is also called inherent addressing?

Implicit
Immediate
Direct
Register

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Microprocessor
Which of the data transfer is not possible in microprocessor

 accumulator to memory
 memory to memory
 memory to accumulator
 I/O device to accumulator

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Microprocessor
Which one of the following microprocessor is not an 8-bit microprocessor

 68000
 Z-80
 8085
 6502

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