Microprocessor
The multiplexing of address bus and data buses is used in

 none of these.
 all the microprocessors.
 never multiplexed.
 depends on the internal architecture.

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Microprocessor
The correct sequence of steps in the instruction cycle of a basic computer is

 Read effective address, Decode, Fetch and Execute.
 Fetch, Decode, Read effective address and, Execute.
 Fetch, Read effective address, Decode and Execute.
 Fetch, Execute, Decode and Read effective address.

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