Midterm Exam Review
Scope
This exam assesses your understanding of concepts presented in Units 1-5 of the course.
1. Approximately how many bytes are in a kilobyte (KB)? 1024 bytes
2. In the graphic below, where the capacitors indicate individual bits in RAM, how will the computer interpret the indicated capacitor?
3. Convert this binary number to decimal: 00101011.
4. On the drive graphic, what part of the drive is being pointed to?
5. A single hexadecimal digit is equivalent to _____ binary
digits.
6. How are voice communications converted to digital signals?
7. What does compression do to video files?
8. In this sample Web address, which part identifies the protocol being used?
9. What does the Internet core comprise?
10. Which of the following is designed to specifically manage computer peripheral devices?
11. Which of the following physical network topologies has the inherent weakness of a single point of failure?
12. What is a networking standard?
13. What standards-setting body sets de facto standards?
14. Why is the TCP/IP model divided into layers?
15. Why is the TCP/IP model considered an “open” networking model?
16. What do routers do in a network?
17. What is meant by “encapsulation”?
18. In TCP/IP networks, every device must have ______ to be able to transmit or receive data.
19. The address 192.168.12.15 is an example of a typical non-subnetted _____ address on a network.
20. The Physical Layer of the TCP/IP model _____.
21. What is the result of the Wi-Fi Alliance’s input on how wireless devices act?
22. What networking process does the graphic illustrate?
23. Frames are associated with the _____ Layer of the TCP/IP and OSI models.
24. How do LANs and WANs differ on the means they use to send data?
25. Why is it important to understand alternating current when learning about networks?
26. What does the following graphic illustrate?
27. What causes full duplex to transmit and receive simultaneously?
28. What does...