4291489
Description
Flashcards by fredanderson, updated more than 1 year ago
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Created by fredanderson
over 8 years ago
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| Question | Answer |
| Analogue | Continuous data, e.g the second hand on an analogue watch displays each second and the space in between. |
| Broadband | A high speed internet connection |
| Cable | A data communications technology that provides broadband internet speeds over the cable television infrastructure. |
| Data | Values, typically letters or numbers. |
| Digital | Information stored as discrete values usually represented as numbers. This contrasts with analogue data which is represented by continuous data, usually in waves. |
| Digital Broadcasting | Broadcasting using digital data. A greater number of channels can be offered as well as interactive services, e.g the red button. |
| DVD | A plastic, circular disc used to store up to 8.5 GB of music, video or data. DVDs are optical storage media, similar to CDs and Blu-ray discs. |
| Hardware | The physical parts of a computer system, eg a graphics card, hard disk drive, CD drive, etc. |
| Information | Data that has meaning, not just a number or a letter. |
| Information | Data that has meaning, not just a number or a letter. |
| Input | Entries or changes which are inserted into a system and which activate/modify a process. |
| Internet | A global network connecting millions of computers. |
| Internet Connection | A connection to the internet by a computer or another internet-enabled device. |
| Media | A collective name for images, video and audio. |
| Output | Either an exit or changes which exit a system and which activate or modify a process. |
| Sensor | A device that measures a physical quantity and converts it into a signal to be read and interpreted. |
| Web Browser | An application that displays web pages. |
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