Stored Program Concept

Question 1

What is the stored program concept?

Answer 1

The stored program concept is that the program instructions and the data are both stored in memory

Question 2

Give an example of how the stored program concept work?

Answer 2

Fetch – the first instruction fetched is the ADD instruction. The next two items (9 and 5) fetched are determined by the control unit as data.
Decode – translate the instruction so the processor understands that the first number is to be added to the second number.
Execute – Calculate 9 + 5 = 14.
Note that the process is serial and line 1 goes through the cycle, followed by line 2, etc.