Concept of Internet and Networking

Front

What is the ownership structure of the Internet?

Back

Local networks are owned by individuals, universities, government agencies, and private companies. Infrastructure is owned by government entities and privately held companies.

Front

What organization pays for a large part of the Internet infrastructure?

Back

The National Science Foundation (NSF) pays for a large part of the infrastructure and funds research and development for new technologies.

Front

How are computers connected to the Internet?

Back

Computers are connected through a network of networks, with main paths known as the Internet backbone.

Front

What is an Internet exchange point (IXP)?

Back

An IXP is made up of one or more network switches that allow ISPs to connect to each other, reducing costs and improving speed and efficiency of data exchange.

Front

What is the Client/Server model in Internet networking?

Back

In the Client/Server model, clients are devices like computers and smartphones that use browsers to request services from servers.

Front

What are the types of servers mentioned?

Back

Web servers host web pages, commerce servers enable online purchases, and file servers provide remote storage.

Front

What is the difference between circuit switching and packet switching?

Back

Circuit switching requires a dedicated connection for the duration of transmission, while packet switching breaks data into smaller packets that can travel over various routes.

Front

What is TCP/IP?

Back

TCP/IP is the main suite of protocols used for transmitting data over the Internet, consisting of Transmission Control Protocol (TCP) and Internet Protocol (IP).

Front

What is an IP address?

Back

An IP address is a unique number assigned to each device connected to the Internet, typically represented in dotted decimal format.

Front

What is the difference between static and dynamic IP addresses?

Back

Static IP addresses never change and are less secure, while dynamic IP addresses are temporary and assigned from a pool, making them more secure.