Unit+1+Summary

1. What is a bit? What does it mean?

2. What is a byte? How many bits are in one?

3. How many bytes are in kilobyte? Megabyte? Gigabyte? Terabyte?

4. What is input? Give an example.

 5. What is output? Give an example.

 6. What is a CPU? What is another name for a CPU?

7. What are peripheral devices? Give three examples.

 8. What is a network interface card? What is its purpose

9. How are peripheral devices used for input or output? Use examples in your explanation.

10. What are the similarities and differences between LANs and WANs?

11. Which of the three network topologies would work best for your school? Why?

12. Why is it important to protect your wireless network?

13. Make a prediction for a development you think will take place in information and communication technology during the next 10 years. Describe why you think that development might happen. Describe what impact the development might have on people's lives.

 14. In your own words, describe how a CPU works.

15. What are the three main TYPES of Operating Systems?

16. What type of TEXT operating system is Windows built onto? What type is Mac OS built onto?