Chapter 5
Internet and Web
Exercise
1. Fill in the blanks:
a) To transmit data for sharing on a network, it has to be divided into smaller chunks called __________.
Answer:
b) The set of rules that decide the functioning of a network is called ___.
Answer:
c) A LAN can be extended up to a distance of _ km.
Answer:
d) The __________ connects a local area network to the internet.
Answer:
e) The _ topology is of hierarchical nature.
Answer:
f) ________ is a standard naming convention used for accessing resources over the Internet.
Answer:
g) __ is a collection of related web pages.
Answer:
h) A _ is a computer that provides services to other programs or computers.
Answer:
2. Expand the following:
a) ARPANET
b) ISP
c) URL
Answer:
3. Name the device for the following:
a) It stands for Modulator Demodulator
b) It regenerates the signals.
Answer:
4. Differentiate between:
a) MAN and WAN
Answer:
b) Website and web page
Answer:
c) Router and Gateway
Answer:
d) Bus and Star topology
Answer:
e) Static and Dynamic web pages
Answer:
5. Define a network. What is the need of forming a network?
Answer:
6. Give any two examples of networks.
Answer:
7. Give any three applications on the Internet.
Answer:
8. Name any two mail service providers.
Answer:
9. Explain VoIP.
Answer:
10. What is DNS?
Answer:
11. Identify the type of topology from the following:
a) Each node is connected with the help of a single cable.
Answer:
b) Each node is connected with central switching through independent cables.
Answer:
12. Sahil, a Class X student, has just started understanding the basics of Internet and web technologies. He is a bit confused in between the terms “World Wide Web” and “Internet”. Help him in understanding both the terms with the help of suitable examples of each.
Answer:
13. Murugan wants to send a report on his trip to the North East to his mentor. The report contains images and videos. How can he accomplish his task through the Internet?
Answer:
14. Mampi is planning to open a company that deals with rural handicrafts. She wants to advertise about handicrafts on a social platform. Which Internet service she should use and why?
Answer:
15. Ruhani wants to edit some privacy settings of her browser. How can she accomplish her task?
Answer:
16. Shubham wants to play a video in his browser but he is not able to do so. A message on the screen instructs him to install the Adobe Flash Player plugin. Help him to add it in his browser.
Answer:
17. When Joe typed a URL in the address bar of his browser, Error 404 was displayed? Why did this happen? What can be done to avoid it?
Answer: