Microprocessor
Ready pin of microprocessor is used

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

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Microprocessor
When .9432 E – 4 is subtracted from .5452 E – 3 in normalized floating point mode

None of the numbers is changed
.9432 E – 4 is changed to .09432 E – 3 and .5452 E – 3 is not changed
Both Ihe numbers are changed and their exponents are, made equal to -5
.5452 E – 3 is changed to 5.452 E – 4 but .9432 E – 4 is not changed

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Microprocessor
A microprocessor is ALU

 register unit and I/O device on a single chip.
 and control unit on a single chip.
 and memory on a single chip.
 register unit and control unit on a single chip.

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Microprocessor
PUSH B instruction in 8085 microprocessor causes

 the contents of register B only to be copied in the stack
 the contents of registers B & C to be transferred in the stack and and the registers get cleared
 the contents of register B & C to be copied in the stack
 registers B & C to be cleared

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