Κατάλογος επιχειρήσεων Ελλάδας

Computer hardware (usually simply called hardware when a computing context is implicit) is the collection of physical elements that constitutes a computer system.

Graphics (from Greek γραφικός graphikos, 'something written' e.g. autograph) are visual images or designs on some surface, such as a wall, canvas, screen, paper, or stone to inform, illustrate, or entertain.

Mobile computing is human–computer interaction by which a computer is expected to be transported during normal usage.

Multimedia refers to content that uses a combination of different content forms.