I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

1,2 & 3

1,3 &4

2,3&4

1,2 & 4

1,2 & 3

1,3 &4

2,3&4

1,2 & 4

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Microprocessor
Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR.

Both A & R are true and R is the correct explanation of A.

A is true but R is false.

A is false but R is true.

Both A & R are true but R is not the correct explanation of A.

Both A & R are true and R is the correct explanation of A.

A is true but R is false.

A is false but R is true.

Both A & R are true but R is not the correct explanation of A.

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Microprocessor
At the beginning of a fetch cycle, the contents of the program counter are

transferred to address bus.

incremented by one.

transferred to memory data register.

transferred to memory address register .

transferred to address bus.

incremented by one.

transferred to memory data register.

transferred to memory address register .

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Microprocessor
The timing difference between a slow memory and fast processor can be resolved if

Neither A nor B

Processor is capable of waiting

External buffer is used

Either A or B

Neither A nor B

Processor is capable of waiting

External buffer is used

Either A or B

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Microprocessor
In 8085 microprocessor , let the accumulator contains the value 0AH and register C contains the value 05H. After CMP C instruction is executed, the

zero and carry flags will be set

zero flag will be set and carry flag will be reset

zero flag will be reset and carry flag will be set

zero and carry flags will be reset

zero and carry flags will be set

zero flag will be set and carry flag will be reset

zero flag will be reset and carry flag will be set

zero and carry flags will be reset

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Microprocessor
The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is

12

20

8

16

12

20

8

16

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Microprocessor

Microprocessor I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR.

Microprocessor At the beginning of a fetch cycle, the contents of the program counter are

Microprocessor The timing difference between a slow memory and fast processor can be resolved if

Microprocessor In 8085 microprocessor , let the accumulator contains the value 0AH and register C contains the value 05H. After CMP C instruction is executed, the

Microprocessor The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is

Microprocessor
I)A total of about one million bytes can be directly addressed by the 8086 microprocessor II)8086 has thirteen 16-bit registers III)8086 has eight flags IV)Compared to 8086, the 80286 provides a higher degree of memory protection Which one of the statements given above are correct?

Microprocessor
Assertion(A): Monostablemultivibrators (IC74121) are used in a microprocessor based system for frequency measurement. Reason(R): Microprocessor counts the number of interrupt signals/second or within a specified interval through ISR.

Microprocessor
At the beginning of a fetch cycle, the contents of the program counter are

Microprocessor
The timing difference between a slow memory and fast processor can be resolved if

Microprocessor
In 8085 microprocessor , let the accumulator contains the value 0AH and register C contains the value 05H. After CMP C instruction is executed, the

Microprocessor
The address bus width of a microprocessor which is capable of addressing 64 Kbytes of the memory is