Computer Architecture - Question and answer - 8

36. What are the steps involved in an instruction cycle?
Fetch instruction: Like the name stated in this process the cpu fetches the instruction from the memory. The PC get loaded with the address of the instruction.
Decode: the instruction: In this process the instruction gets decoded by the processor.
Execution: once the instruction gets decoded the processor executes the instruction.
Result: Store the result in the appropriate place.

37. What are the common rules of assembly language?
In assembly language the label field can be either empty or may specify a symbolic address.
Instruction fields can specify pseudo or machine instructions.
Comment fields can be left empty or can be commented with.

38. What is a RAID system ?
RAID is a data storage virtualization technology that combines multiple physical disk drive components into one or more logical units for the purposes of data redundancy, performance improvement, or both.

39. What does wait state mean?
Wait state is the condition of computer software or hardware being unable to process further instructions while waiting for some event such as the completion of a data transfer.


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