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CSP Unit 2
Term | Definition |
---|---|
Computing Device | a machine that can run a program, including computers, tablets, servers, routers, and smart sensors |
Computing System | a group of computing devices and programs working together for a common purpose |
Computing Network | a group of interconnected computing devices capable of sending or receiving data. |
Path | the series of connections between computing devices on a network starting with a sender and ending with a receiver. |
Bandwidth | the maximum amount of data that can be sent in a fixed amount of time, usually measured in bits per second. |
Protocol | An agreed-upon set of rules that specify the behavior of some system |
IP Address | The unique number assigned to each device on the Internet. |
Internet Protocol | a protocol for sending data across the Internet that assigns unique numbers (IP addresses) to each connected device |
Router | A type of computer that forwards data across a network |
Packet | A chunk of data sent over a network. Larger messages are divided into packets that may arrive at the destination in order, out-of-order, or not at all. |
Redundancy | the inclusion of extra components so that a system can continue to work even if individual components fail, for example by having more than one path between any two connected devices in a network. |
Fault Tolerant | Can continue to function even in the event of individual component failures. This is important because elements of complex systems like a computer network fail at unexpected times, often in groups. |
HTTP | HyperText Transfer Protocol - the protocol used for transmitting web pages over the Internet |
Internet | a computer network consisting of interconnected networks that use standardized, open (nonproprietary) communication protocols. |
World Wide Web | a system of linked pages, programs, and files. |
Digital Divide | differing access to computing devices and the Internet, based on socioeconomic, geographic, or demographic characteristics |