A computer is a machine that can be programmed to automatically carry out sequences of arithmetic or logical operations (computation). Modern digital electronic...

Fundamental areas of computer science Computer science is the study of computation, information, and automation. Computer science spans theoretical disciplines...

A computer network is a set of computers sharing resources located on or provided by network nodes. Computers use common communication protocols over...

A computer keyboard is a peripheral input device modeled after the typewriter keyboard which uses an arrangement of buttons or keys to act as mechanical...

A personal computer, often referred to as a PC, is a computer designed for individual use. It is typically used for tasks such as word processing, internet...

A computer program is a sequence or set of instructions in a programming language for a computer to execute. It is one component of software, which also...

Computer security, cybersecurity, digital security or information technology security (IT security) is the protection of computer systems and networks...

technological, and social aspects. Major computing disciplines include computer engineering, computer science, cybersecurity, data science, information systems, information...

A laptop computer or notebook computer, also known as a laptop or notebook, is a small, portable personal computer (PC). Laptops typically have a clamshell...

Computer hardware includes the physical parts of a computer, such as the central processing unit (CPU), random access memory (RAM), motherboard, computer...