number 2 1 Explain how RISC and multiprocessing chip designs improve processor performance and the issues they introduce to developers of operating systems and applications. 2 explain the benefit of preemptive multitasking on today's microcomputers. 3 Discuss why high capacity, fast access times, and high transfer rates would be significant for multimedia users and developers. Nomber 1 What early expressions of multimedia were part of human communication? Search the Web for illustrations of the proposed Memex I or Memex II and compare the sketches to modern computer devices Comment the implications of the UTM for potential of multimedia applications and the power of imagineering What aspects of Nelson’s Xanadu resemble the web? What Web2 service contains several elements of Xanadu? (Wikipedia) How does Xanadu relate to vision of Bush and MemexI? How is it different? Compare the vision of Bush, with the proposal of Nelson’s Xanadu and implementation of Berners-Lee’s WWW. .