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Microprocessor

Microprocessor
The number of output pins in 8085 microprocessors are

 27.
 40.
 21.
 19.

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Microprocessor
How many segments are there in 8086?

 6.
 3.
 2.
 4.

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Microprocessor
In order to complement the lower nibble of accumulator one can use

 CMA
 ANI 0FH
 ORI 0FH
 XRI 0FH

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Microprocessor
In a computer the data transfer between hard disk and CPU is nearly the same as that between diskette and CPU.

False
True

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Microprocessor
Pick up the programmable interrupt controller from the following

 8257
 8275
 8279
 8259

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Microprocessor
DMA is used between

 none
 microprocessor and I/O
 memory and I/O
 microprocessor and memory

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