Word | Definition |
Channel | Media that carries data communication messages; ex- telephone wire, coaxial wire |
Computer | Electronic device that receives, processes, and stores data to produce a result |
Computer System | Hardware, data, and software working together |
Data | Information entered into the computer to be processed; ex- text, numbers, sounds, images |
Data Communications | Transmissions of text, numeric, voice, or video data from one machine to another |
Hardware | The tangible, physical equipment that can be seen and touched |
Internet | The largest network used as a communication tool |
LAN | Local Area Network; series of connected computers and other hardware within a confined space |
Mainframe | Smaller and less powerful than supercomputer; used for centalized storage, processing, and management of very large amounts of data |
Microcomputer | Personal computer used at home or office for papers, internet, and finance |
Microprocessor | Circuit chip that process for a computer or appliance |
Minicomputers | Multiple users and significant amounts of data |
Network | connects one computer to another computer, or other hardware |
Notebook | similar to a microcomputer; smaller and portable |
People | users of computer who enter data and use output |
Protocol | Standard format for transferring data between two devices |
Receiver | Computer that receives a data transmission |
Sender | Computer that sends a data transmission |
Software | Intangible set of instructions that tells the computer what to do |
Supercomputer | Largest and fastest computers, capable of storing and processing tremendous volumes of data |
WAN | Wide Area Network; Computer networks that cover a large geographical area; the Internet |