Unformatted text preview: 17. What is an instruction register? What is its function? 18. What is a program counter? What is its function? 19. List the steps in the fetch-execute cycle. 20. Explain what is meant by “fetch an instruction.” 21. Explain what is meant by “decode and instruction.” 22. Explain what is meant by “execute an instruction.” 23. Compare and contrast RAM and ROM memory. 24. What is a secondary storage device? Why are such devices important? 25. Discuss the pros and cons of using magnetic tape as a storage medium. 26. Draw one surface of a disk showing the tracks and sectors. 27. Define what is meant by a block of data. 28. What is a cylinder? 29. Define the steps that a hard disk drive goes through to transfer a block of data from the disk to memory....
View Full Document
- Fall '10
- Von Neumann Machine, von neumann, Von Neumann architecture, giga d. tera, micro d. milli