Microprocessor
PUSH B instruction in 8085 microprocessor causes

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

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Microprocessor
IN an intel 8085A microprocessor, why is READY signal used?

 To provide proper WAIT states when the microprocessor is communicating with a slow peripheral device.
 To slow down a fast peripheral device so as to communicate at the microprocessor’s device.
 To indicate to user that the microprocessor is working and is ready for use.
None of these

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