Information technology (IT) is the use of computer systems or devices to access, store, manage, and protect information. It is a field of expertise that includes a wide range of subfields and ...

What is the role of IT in business? Information technology or the IT department is a crucial part of any company’s business as they monitor and manage almost everything in information technology and ...

A computer is a type of machine. It doesn't have a brain like us and it can't think or have ideas, but it can follow stored instructions and do lots of useful things. There are computers everywhere.