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Microprocessor

Microprocessor
Temporary registers in 8085 are

 D and E.
 B and C.
 H and L.
 W and Z.

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Microprocessor
CALL instruction is a ______ instruction.

 3 bytes
 1 bytes
 4 bytes
 2 bytes

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Microprocessor
The control flags in 8086 are:

All of these
 the direction flag(DF).
 the Trap flag(TF).
 the interrupt flag(IF).

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Microprocessor
In 8085 microprocessor, the RST6 instruction transfer programme execution to following location

 0030H.
 0048H.
 0060H.
 0024H.

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Microprocessor
Which one of the following ICs is used to interface keyboard and display?

 8251
 8259
 8279
 8253

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Microprocessor
For the number A[15:0] = 0110110010001111, A[14:13] is ______ A[3:2].

Cannot be determined
The same as
Greater than
Less than

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