Page 20 - DCAP202_Fundamentals of Web Programming

Unit 1: Internet Basic

1.9 Keywords Notes

Browsers: A browser is a software application which enables a user to display and interact with
text, images, videos, music, and other information that could be on a website.

Domain name: A domain name is an identification string that defines a realm of administrative
autonomy, authority, or control on the Internet.
Dynamic IP address: It is a temporary address that is assigned each time a computer or device
accesses the Internet.
Hostname: It is a label that is assigned to a device connected to a computer network and that is
used to identify the device in various forms of electronic communication such as the World
Wide Web

Static IP: This address will never change and it is a permanent Internet address.
Web Addresses: A Web address, or domain name, is an address where you can be found online.
Web page: A web page is what you see on the screen when you type in a web address, click on a
link, or put a query in a search engine.
Website: A website is a collection of web pages (documents that are accessed through the Internet).

1.10 Review Questions

1. Discuss www and Internet.
2. How to communicate on the Internet?
3. Explain the Domain Name system.

4. Write the procedure of connectivity to the Internet.
5. Write a note on IP addressing.
6. Describe the classes of IP address.

7. Write a note on TCP/IP.
8. Make distinction between website and webpage.
9. Explain the concept of domain name system with example.
10. Domain names are formed by the rules and procedures of the Domain Name System
(DNS). Comment.

Answers: Self Assessment

1. browser 2. web page
3. Web address 4. True
5. False 6. domain name

7. hostname 8. Microfilter
9. Wireless Networks 10. Statistic
11. System.Net.Dns.GetHostEntry 12. IP address

LOVELY PROFESSIONAL UNIVERSITY 13