computer science dictionary
information technology dictionary
information technology definitions
Welcome to IT Glossary Website!

Information Technology (IT) is a very new and the fastest growing branch of science at the same time with extraordinary advances and there is an increasing need for online IT definitions.

In this site you will find online definitions of IT terms, including computer technology and Internet terms explained in a simple language to enable a broad range of people to benefit from these definitions and explanations.

IT definition:

IT is the science of sending, receiving, storing, modifying and retrieval of information through computer systems.

What is the importance of IT?

All countries recently depend on IT systems that have revolutionized human lives to the extent that even cell phones have become IT systems.

The Internet is a very huge system that is absolutely based on IT science and functions to facilitates all aspects of life that education, sports, arts, science, e-commerce, working, charity activities, wild life conservation and human rights defending are some of the examples.

IT systems have improved quality of life tremendously and have become an inseparable part of daily life for billions of people across the globe.
TCP/IP is the most important communications protocol used extensively to exchange data between computers over the Internet. IP is older than TCP and the two protocols became complementary after invention of TCP.

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Online Information Technology Dictionary
        IT terms definitions

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Latest additions (appearing as links):

  • VPN (Virtual Private Network) is security and privcy tool that is used to encrypt the exchanged data and to hide the real geographical location of the user. Use the link to read  more.

  • SEO (Search Engine Optimization) is set of technics used to provide a better ranking for web sites on search engines. Read more through the link.


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