Homework due on September 7, 2007

Please read pages 12 & 13 on CPU and answer the following questions:

1. Why is the central processing unit so important to a computer? (4 pts)
2. Explain how a chip works. (2 pts)
3. What is a bit? What is its role in making a computer run? (3 pts)
4. What is a megahertz? (1 pt)
5. Explain the following terms: BIOS, hard drive, motherboard, I/O ports, USB (2 pts each)
6. If data is held in RAM, why is it important to save your work? (2 pts)

Good Luck!