Information technology (IT) are the telecommunications and computers that enable us to store data, exchange and process information. They comprise software and hardware that allow us to communicate with other people via email or instant messaging and track investments using online banking or spreadsheets, enjoy hobbies like gardening or genealogy using specific graphing or word processing software and locate medical information, search for jobs or schools via the World Wide Web, and many more.

Technology allows people to access and organize huge amounts of data rapidly, resulting in increased efficiency for a variety of tasks. It also allows access into immense amounts of data to be analyzed and allows decision-making to be made at a faster pace than ever before.

Information technology is becoming more and more essential in the business world. It can aid organizations manage employee attendance and time. It can also automate processes that used to require manual effort or a human intervention. It can also help businesses to keep track of inventory or offer real-time customer support.

New technologies in information technology often require a significant learning curve for users to master. Many IT careers are centered around the development, maintenance, and support of these systems. Information security analysts manage computer support specialists, cybersecurity offer technical assistance to users, and network administrators design and maintain communications networks, such as networks and LANs.

To fully participate in society, everyone must understand information technology. A citizen who understands how information is displayed on personal websites may be better informed about the risks and advantages of allowing public access to private information, such as credit cards or family photos, and will have a better informed view of policy issues such as freedom of expression and child pornography on the Internet.