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Microprocessor

Microprocessor
In order to save accumulator value on the stack, which of the following instruction may be used

 PUSH A
 PUSH SP
 PUSH PSW
 POP PSW

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

 remain unaffected
None of these
 increment by two
 decrement by two

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Microprocessor
A structure that stores a number of bits taken “together as a unit” is a

Decoder
Register
Gate
Mux

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Microprocessor
Which components are NOT found on chip in a microprocessor but may be found on chip in a microcontroller?

 EPROM & PORTS
 SRAM, EPROM & PORTS
 SRAM & USART
 EPROM, USART & PORTS

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

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Microprocessor
A combinational PLD with a programmable AND array and a programmable OR array is called a

 PLA
 PROM
 PAL
 PLD

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