Microprocessor
If the number of address bits in a memory is reduced by 2 and the addressability is doubled, the size of the memory (i.e., the number of bits stored in the memory)

Halves
Doubles
Remains unchanged
Increases by 2^(address bits)/addressability

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Microprocessor
Ready pin of microprocessor is used

 to provide direct memory access
 to introduce wait state
 to indicate that microprocessor is ready to receive inputs
 to indicate that microprocessor is ready to receive outputs

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Microprocessor
How can we make any bit of a register “0”?

 OR that bit with “0” and remaining bits with “1”.
 OR that bit with “1” and remaining bits with “0”.
 AND that bit with “1” and remaining bits with “0”.
 AND that bit with “0” and remaining bits with “1”.

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