The sequence of events that occurs in the computer when it is interpreting and executing an instruction is known as a (n)

[ A ]    execution cycle
[ B ]    working cycle
[ C ]    None of these
[ D ]    machine cycle
[ E ]    instruction cycle
Answer : Option A
Explanation :
When a computer obeys the instructions in a computer program it is said to be running or executing the program. Before a computer can execute a computer program, the program must be resident in memory. Once the program is loaded into memory then the following sequence is carried out: Set instructions address to the address of the first instruction. While program not finished { Fetch instruction from current instruction address. Update current instruction address, execute the fetch instruction. } This sequence is called the execution cycle.