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CTI Lesson 1
Vocabulary Words for Lesson 1:Computing Fundamentals
| Term | Definition |
|---|---|
| Channel | Media, such as telephone wire, coaxial cable, microwave signal, or fiber-optic cable, that carry or transport data communication messages. |
| Computer | Electronic device that receives data, processes data, stores data, and produces a result. |
| Computer system | Hardware, software, and data working together. |
| Data | Information entered into the computer to be processed that consists of text, numbers, sounds, and images. |
| Data communications | Transmission 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. |
| Local area network (LAN) | A series of connected personal computers, workstations, and other devices, such as printers or scanners, within a confined space, such as an office building. |
| Mainframe computers | Large, powerful computers that are used for centralized storage, processing, and management of very large amounts of data. |
| Microcomputer | Sometimes called a personal computer; used at home or at the office by one person; can fit on top of or under a desk. |
| Microprocessors | An integrated circuit silicon chip that contains the processing unit for a computer or a computerized appliance. |
| Minicomputers | Type of computer that is designed to serve multiple users and process significant amounts of data; larger than a microcomputer, but smaller than a mainframe. |
| Network | Connects one computer to other computers and peripheral devices. |
| Notebook computer | Similar to a microcomputer; however, it is smaller and portable. |
| People | Users of the computers who enter the data and use the output. |
| Protocol | Standard format for transferring data between two devices. TCP/IP is the agreed-upon international standard for transmitting data. |
| 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. |
| Supercomputers | Largest and fastest computers, capable of storing and processing tremendous volumes of data. |
| Wide area networks | Computer networks that cover a large geographical area. Most WANs are made up of several connected LANs. |
Created by:
MsCHall
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