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Microprocessor

Microprocessor
XCHG instruction exchanges the content of H-L with ______ register pair.

 B-C
 D-E
 Stack Pointer
 PSW

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Microprocessor
CALL instruction is a ______ instruction.

 2 bytes
 3 bytes
 1 bytes
 4 bytes

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Microprocessor
It is possible to copy a file in the same directory.

True
False

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

Clears
Can not change
Sets
Complements

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Microprocessor
Register pair used to indicate memory

 H and L
 D and E
 B and C
 W and Z

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Microprocessor
Let the content of register C be 00000000 before the instruction DCR C is executed. The content of register C after the after the execution of this instruction will be

 11111111
 None
 00000001
 00000000

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