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Microprocessor

Microprocessor
When the write enable input is not asserted, the gated D latch _________ its output.

Sets
Clears
Can not change
Complements

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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?

 1,3 &4
 1,2 & 4
 2,3&4
 1,2 & 3

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Microprocessor
S0 and S1 pins are used for

 serial communication
 acknowledging the interrupt
 indicating the processor’s status
None of these

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Microprocessor
Which of the following is type declaration statement in C?

int bar
king = horse + 1
s = s + 1
prin = prin * prin

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Microprocessor
IC 7485 cannot be cascadeD.

False
True

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Microprocessor
Maximum of how many devices can be connected simultaneously to the microprocessor via 8257 in DMA data transfer mode?

 4
 6
 8
 10

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