Microprocessor
The relation among IC (Instruction Cycle), FC (Fetch cycle) and EC (Execute Cycle) is

 EC = IC + FC
 IC = FC - EC
 IC = FC + 2EC
 IC = FC + EC

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

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

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