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Microprocessor

Microprocessor
________is the only non-vectored interrupt in 8085 microprocessor.

 RST 5.5
 TRAP
 INTR
 RST 7

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Microprocessor
Register pair used to indicate memory

 B and C
 H and L
 W and Z
 D and E

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

 8
 10
 4
 6

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Microprocessor
Bus Interface Unit (BIU) in 8086 performs the following functions:

 Instruction decoding.
 All the above.
 Instruction fetch.
 Arithmatic and Logic operations.

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

 20
 12
 16
 8

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Microprocessor
RST 3 instruction will cause the processor to branch to the location

 0000H
 0028H
 0018H
 0024H

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