留学生考试辅导 COMP7013 Networking Technologies

COMP7013 Networking Technologies
Lecture 1 – Introduction – Study Questions
1. What is networking model (or protocol suite)? For example, TCP/IP or Open Systems
Interconnection (OS) models.

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2. What is a layer in the context of networking model?
3. What is communication protocol (also known as networking protocol)?

Lecture 2 – Application Layer – Study Questions
1. What is a network application?
2. List at least three network applications.
. List the three network application architectures
4. Describe how client-server architecture works.
• Describe how peer-to-peer (P2P) architecture works.
6. Describe how hybrid architecture works.
• How application layer facilitates process to process communication?
8. What is a socket?
9. What are the elements of a web page from the HTTP perspective?
10. What is Universal Resource Locator and what are its two main parts?
11. What is HTTP and how it works?
12. What is the difference between persistent and non-persistent HTTP
13. What is DNS and how it works?
14. Describe (draw) DNS server hierarchy.
15. What is the difference between a normal and a recursive DNS query?

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