Domain Name.

Q13. What do you understand by the term ‘domain name’?
Ans. Domain name is the third component of a URL, and represents the name of one or more computers that act as servers on the Internet. For example, in the URL, http://www.google.com, Google specifies the domain name. A large website, such as Google or Yahoo!, uses more than one computer and this entire group of computers acts as a single server. A domain name must be Read More …

Web portal.

Q12. What is a Web portal?
Ans. A Web portal refers to a website that presents information from several sources. It also contains hyperlinks to many other websites. When a user clicks any of these hyperlinks, he/she is redirected to the linked Web page. Examples of Web portals like Yahoo!, AOL, MSN and Netscape signifies the next stage of the Web portal development. The term Web portal started to be used Read More …

How Internet is different from the Intranet.

Q11. How Internet is different from the Intranet?
Ans. Intranet is a private network that is accessible only within an organization. It is based on the Internet technology and therefore can be used by several users across multiple locations and still remain private. Intranet allows the employees to access data of an organization easily and economically, while protecting the information from unauthorized access.

On the other hand, the Internet is a collection of millions of computers connected together across countries and continents, forming a worldwide network. This global network allows easy access and transfer of data and communication among people anywhere in the world.

Types of Web browsers.

Q9. List the types of Web browsers. Explain them briefly.
Ans. A Web browser is an application that is used to access or retrieve information or resources from the Internet. This information is available in different formats, such as audio and video files, text and images.

There are two types of Web browsers: Read More …

Explain how a Web browser works

Q10. Explain how a Web browser works?
Ans. A Web browser is an application that is used to access or retrieve information or resources from the Internet. This information is available in different formats, such as audio and video files, text and images. The information resources on the Internet are identified by Uniform Resource Locator (URL), which is a unique        address of each Web page. Although, a Web browser is specifically designed to access information from the Internet, it can also be used to access resources on the local Intranet or files in a file system. Read More …

Define the TCP/IP protocol.

Q8. Define the TCP/IP protocol.
Ans. All computers on the Internet communicate with one another using the Transmission Control Protocol/Internet Protocol (TCP/IP) suite which is the basic communication protocol of the Internet.

The TCP part of the TCP/IP suite breaks the data into small packets to be transmitted over the network. TCP/IP is an open protocol, which means that it is not tied to any one particular hardware or software vendor. The TCP part is also responsible for assembling the packets at the destination computer. The IP part handles the address of the destination computer so that the data is sent to the correct address.

Process of transmitting information/messages over Internet.

Q7. Describe the process of transmitting information/ messages over the Internet.
Ans. The computers on the Internet are connected to each other with the help of various small networks. These networks are in turn connected through the gateways to the Internet backbone. There are various steps for transmitting data or information through the Internet.

These steps are described below: Read More …

advantages and disadvantages of a wireless connection.

Q6.What are the advantages and disadvantages of a wireless connection?
Ans. A wireless Internet connection refers to a connection that does not use any wires to communicate or transfer information or data between two or more computers (or other devices, such as mobile phones).

Some of the wireless connection methods available are Wi-Fi, WiMAX, 3G, 4G, 4.5G and 5G.

The advantages of a wireless connection are: Read More …

How is a Web page different from a home page.

Q5. How is a Web page different from a home page?
Ans. When a user search for any information on the Internet, the information is displayed as a list of websites through the Web browser. User can click any of the websites to access the relevant information displayed in the form of Web pages. A Web page is a hypertext document that contains information. A Web page may contain hyperlinks that the user can click to navigate to another section on the same Web page or a different Web page. On the other hand, a Home page is the main page of a website. Whenever a user opens or access a website, the home page of that website is displayed first on the screen. In conclusion, a website has only one home page but several web pages. A home page is also a web page.

Differentiate between a Web browser and a Web server.

Q4. Differentiate between a Web browser and a Web
server.
Ans. A Web browser is an application that is used to access or retrieve information or resources from the Internet. This information is available in different formats such as audio and videos files, text and images,. Although, a Web browser is specifically designed to access information from the Internet, it can also be used to access resources on the local Intranet or files in a file system.

Read More …