The purpose of the CPU questions
Q1. What does ‘CPU’ stand for?
Q2. Describe briefly what is meant by the ‘fetch – decode – execute’ cycle.
Q3. A CPU might execute an ‘arithmetic instruction’ or ‘a logical instruction’. Describe with an example what the difference is between an arithmetic instruction and a Boolean instruction.
Q4. Define software.
Q5. Where does the CPU fetch instructions from?
Q6. Where are all programs and files kept, whether they are being used or not?
Q7. What is meant by 'decoding' and instruction?
Q8. What is the next part of the cycle after decoding an instruction?
Q9. What carries signals such as address, data and control signals around the computer between components?
Q10. Some processors are known as 'quad core'. What does this mean?