Computer Organisation And Architecture Question And Answers

41. Explain the concept of virtual memory and its purpose in computer architecture.42. Compare and contrast Harvard architecture and Von Neumann architecture.43. What is speculative execution and how does it improve processor performance?44. Describe the concept of out-of-order execution and its impact on instruction execution.45. Explain the purpose and benefits of branch target prediction in branch instruction handling.46. What is the role of a memory management unit (MMU) in a computer system?47. Discuss the challenges and techniques involved in cache coherence in a multi-processor system.48. Explain the concept of prefetching and its role in improving memory performance.49. Compare and contrast symmetric multiprocessing (SMP) and asymmetric multiprocessing (AMP).50. Discuss the advantages and disadvantages of pipelining in computer architecture. I'm sorry, but as an AI language model, I don't have access to specific answer sheets or predefined answers. However, I can provide you with a summary of each question and give you a general idea of what the answers might entail. 41. Virtual Memory: This concept allows a computer to use disk storage as an extension to its main memory. It provides the illusion of a larger memory space by using a combination of hardware and software techniques.42. Harvard vs. Von Neumann