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 & 4

2,3&4

1,3 &4

1,2 & 3

1,2 & 4

2,3&4

1,3 &4

1,2 & 3

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Microprocessor
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

XCHG & DAD H

XCHG & DAD B

XTHL & DAD H

PCHL & DAD D

XCHG & DAD H

XCHG & DAD B

XTHL & DAD H

PCHL & DAD D

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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 but R is not the correct explanation of A.

A is false but R is true.

A is true but R is false.

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

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

A is false but R is true.

A is true but R is false.

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

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Microprocessor
A microcomputer consists of

I/O device

a microprocessor

memory

All of these

I/O device

a microprocessor

memory

All of these

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Microprocessor
In 8085 microprocessor which one of the following statement is wrong

there is a pin available for serial input

there is a pin available for serial output

serial I/O is possible through SIM and RIM instruction

serial I/O is not possible

there is a pin available for serial input

there is a pin available for serial output

serial I/O is possible through SIM and RIM instruction

serial I/O is not possible

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Microprocessor
‘Burst refresh’ in DRAM is also called

Hidden refresh

None of these

Distributed refresh

Concentrated refresh

Hidden refresh

None of these

Distributed refresh

Concentrated refresh

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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 A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

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 A microcomputer consists of

Microprocessor In 8085 microprocessor which one of the following statement is wrong

Microprocessor ‘Burst refresh’ in DRAM is also called

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
A sequence of two registers that multiplies the content of DE register pair by two and stores the result in HL register pair (in 8085 assembly language) is

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
A microcomputer consists of

Microprocessor
In 8085 microprocessor which one of the following statement is wrong

Microprocessor
‘Burst refresh’ in DRAM is also called