4393406
Description
Flashcards by Nipul Narotamo, updated more than 1 year ago
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Created by Nipul Narotamo
over 9 years ago
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| Question | Answer |
| Archive | Policy that involves moving data that is longer in active use to a different location |
| Backup | Policy that involves duplicating data for storage elsewhere, in case the original data is lost |
| Bandwidth | The amount of data that can be transferred from one point to another in given time period |
| Bridge | Device that connects different network segments and media |
| Bus | Topology in which individual computers connect to one shared communications cable |
| Client | Software or hardware that requests services from a server |
| Compression | The process of reducing the physical size of files, normally for use online |
| DNS Server | Computer within ans ISP network responsible for matching up host names to IP addresses |
| Encryption | The purpose of scrambling data so it can be sent securely over network |
| Failover | Process of automatically switching to a standby computer or network during system downtime |
| Gif | Common internet file format used to display animated images |
| HTML | The main markup language used for displaying web pages in a browser |
| HTTP | Important data transfer protocol used on the World Wide Web - precedes URL addresses |
| Hub | A device for connecting multiple network devices in one segment |
| Hyperlink | An item on a web page that directs the user to another pages when clicked |
| Internet | A worldwide collection of computer networks |
| IP Address | Unique number assigned to every computer or device connected to the internet |
| Mac Address | A unique number permanently assigned to every physical interface on a computer network |
| Modem | Device which converts between digital and analogue signals, e.g. telephone line to computer |
| MPEG | Family of file standards used to store compressed video |
| Network Interface Card | Circuit board installed into a computer to allow it to connect to networks |
| Packet | Formatted unit of data sent across networks |
| File format designed for cross-platform document creation and distribution | |
| Peer To Peer | Network type in which every computer can act as a client or server, with no central servers |
| Protocol | The term given to standards that control the communication of network devices |
| Ring | Topology in which messages travel in one direction though a chain of computers |
| Router | Device that forwards data packets to the appropriate parts of a computer network |
| Server | Software that provides services to a client, or the hardware that is running it |
| Star | Topology that features a central connection point called a 'hub' |
| Switch | Device that connects multiple network devices and multiple segments |
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