A - Digital Devices In IT systems Flashcards
What are MFD’s??
They’re multi functional devices that perform several different purposes
E.g. printers are MFD’s because they print, scan, photocopy and fax
What are servers??
Machines designed to compute, store, and manage data, devices and systems over a network.
What are DAB’s??
Digital audio broadcasts which convert audio broadcasts to digital signals to reduce atmospheric and other interference
What is a GPS??
The Global Positioning System is an accurate worldwide navigational and surveying facility.
It uses the signals from orbiting satellites to work out the position of the device
What is broadband??
A high speed transmission technique where a wide band of of frequencies are used to transmit messages
what is CNC?
Computer Numerically Controlled (CNC) machines are automated software programs to carry out precision production of parts used in manufacturing and construction.
what is hardware?
it is physical computer equipment i.e. keyboards, mouse, monitors etc
what is software?
applications or programs which are installed onto a digital device.
what are input devices?
they are devices which interact with or send information to a computer.
They may pass information to a computer but do not store data.
i.e. keyboards, webcams, mouse, microphone
What are output devices?
they are devices that provide information from the computer to the user.
i.e: speakers, monitors, printer and projectors.
They perform functions using data or software stored in a computer.
what is an interface ?
its a point where two or more systems meet and interact.
its a device or program enabling users to communicate with computers