Q & A of Chapter 1 Internet Basics
A. Tick the correct options –
1. (b) TCP/IP
2. (a) Internet Service Provider
3. (a) URL
4. (b) HTTP
5. (a) Bridge
6. (a) home page
7. (d) All of these
8. (b) Domain Naming System
9. (b) Rules
10. (d) ARPANET
B. Very Short Answer Type Questions –
1. In the URL http://www.myfirm.co.in/about.html, what do the following components depict?
(a) http (b) in
(a) Http represents a type of server and the protocol on the
Internet
(b) ‘in’ represents the domain extension of the website.
2. In the URL http://www.favmusic.com/contactus.html what does www.favmusic stand for?
www.favmusic represents
the domain name i.e. favmusic in www.
3. What does FTP stands for?
FTP stands for File Transfer Protocol.
4. Differentiate between webpage and home page.
A webpage refers to an electronic page usually written in
HTML. It may contain text, images, graphics or hyperlinks.
The first page of any website is called the homepage.
5. What is a website?
A collection of related webpages is called a website. Each
website has a unique address called URL (Uniform Resource Locator).
6. What language is used to write webpages?
HTML is used to write webpages.
7. What is protocol?
A protocol is a set of rules for communication over a
network.
8. Give an application of web which helps businesses.
Web application plays an important role in promoting the
product in market. It also maintain a proper communication channel between
customer and business organization.
C. Short answer type questions –
1. How can you access the internet? Explain three methods.
To access the internet one should have modem, ISP and
Browser.
Modem – Modem is a device that converts the analog signals
to digital signal and digital signal to analog. It helps the computer to
communicate with each other.
ISP – Internet Service Provider or ISP is a business that
provides access to the Internet and internet related services.
Browsers – Browsers are special software that allows you to
access and surf through different websites and webpages on the internet.
2. What are the bodies that governs the internet?
3. What is the role of TCP/IP in transferring data over the Internet?
It is a collection of communication protocols used to
connect network devices on the internet. TCP/IP provides end to end communication
and also specifies how to exchange data over the internet.
4. How is internet differ from intranet?
Internet is a network which is globally available for all
users for sharing data and resources whereas intranet is a computer network for
sharing data and resources within an organization usually to exclude outside
access.
5. What are the uses of network?
Uses of networks are:
- It helps you to share data and resources.
- Network is very cost effective because it allows user to share expensive software and hardware.
- Provides faster and effective communication from one computer to another
6. Discuss the evolution of Internet.
The initial development of the Internet was started in 1969,
by the US Department of Defense called Advance Research Projects Agency or
ARPA. This agency created a reliable computer network for its military use
called the ARPANET. The first packet switched network was created by the
British Post office, Western Union International and the United States Tymnet
in 1978. This further developed to become TCP/IP. Due to extensive public use,
the U.S. Military separated a portion from ARPANET as the MILNEt in 1983. The
National Science Foundation created a separate network as NSFNet. By the early
1990’s the internetworking of ARPANET, NSFNet and the smaller private networks
saw the birth of the Internet. In 1991, HTML and HTTP were developed by Tim
Berners-Lee at CERN. Web browsers like Netscape in 1993, made the internet
popular.
D. Long answer type questions –
1. Discuss client server technology.
A computer which provides services to the clients and
controls the access to hardware, software and resources is called Server. The
computer which request services like data retrieval, storage, etc. from the
server is called the Client. Server computer is very powerful and can serve
multiple request at a time. The server computer are always active and connected
to the internet.
2. State some features of WWW.
The features of WWW are as follows:
- The World Wide Web (WWW) provides the user with facilities to make the search for information easy and the retrieval quicker.
- The WWW was built on the concept of Hypertext. Hypertext can link to information within the same page or to other documents.
- WWW uses HTTP, this means each time the client requests your page and the web server responds by sending the resources.
- The WWW helps people to communicate with each other and share information with anyone in the world.
- The best thing about WWW is that it can run on any kind of operating system.
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