Parallel Processing: Important Questions

Digital Principles and Computer Organization:

Chapter 10: Parallel Processing

Important Questions

1. What is ILP ?

2. Write a note on instruction–level parallelism.

3. State benefits and challenges of instruction–level parallelism.

4. State the techniques for ILP.

5. What is parallel processing ?

6. State the basic ways to achieve parallelism.

7. Explain the Flynn's classification.

8. What is multicore?

9. State the limitations to increase clock frequency or processor speed.

10. Explain the necessity of multicore.

11. Write a note on parallel processing challenges.

12. Explain the Amdahl's law.

13. Justify the following statement with the help of example : "Getting good speedup on a multiprocessor while keeping the problem size fixed is harder than getting good speedup by increasing the size of the problem."

14. What do you mean by strong scaling and weak scaling?

15. Explain the importance of load balancing with the help of suitable example.

16. Explain instruction level parallel processing. State the challenges of parallel processing.

17. Discuss the challenges in parallel processing with necessary examples.

18. Discuss the challenges in parallel processing in enhancing computer architecture.

19. Explain the Flynn's classification.

20. Discuss about SISD, MIMD, SIMD, SPMD and VECTOR systems.

21. Explain in detail Flynn's classification of parallel hardware.

22. Explain Flynn's classification of parallel processing with necessary diagrams.

23. Define the classes in Flynn's Taxonomy of computer architectures. Give one example for each class.

24. What do you mean by superscalar processor?

25. List the issues which must be considered in implementation of superscaler processor.

26. Discuss various instruction issue policies.

27. What is register renaming?

28. Explain the need of vector processing

29. Explain the characteristics of vector processing.

30. Explain vector operation.

31. Explain the general instruction format of the vector processor.

32. Write a short note on memory interleaving.

33. Write a short note on supercomputers.

34. Explain the practical considerations in supercomputer design.

35. Explain vector processing.

36. Explain i) Vector processing ii) Vector operations. Explain how matrix multiplication is carried out on a computer supporting vector computations.

37. What is an array processor ?

38. Draw and explain the typical functional structure of a SIMD array processor.

39. Write a short note on attached array processor.

40. What is an array processor? Explain the different types of array processor.

41. What is array processors? Explain attached array processors and SIMD array processors.