Q2 Explain what is meant by the cycle time with reference to the clock speed. 2

Q3 Explain why two computers rated at the same clock speed may not have an equivalent performance.2

Q4 Explain what is meant by a benchmark test in measuring a computer’s performance and give an example of one such benchmark. 2

Q5 Explain the effect of the width of the data bus on a computer’s performance. 2

Q6 Why is an interface needed to connect peripherals to the system bus? 2

Q7 Describe the standard functions of an interface. 2

Q8 Explain the difference between serial and parallel transmission. 2

Q9 Explain why the increase in the width of the data bus can improve system performance. 2

Q10 Explain why the increase in the width of the address bus can improve system performance. 2

Total Marks 20