Int2 Computing
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45 terms
Terms | Definitions |
|---|---|
 Clock Speed | The number of operations that the CPU can carry out in 1 second |
| Output Devices | hardware used to display data from a computer system |
| Main Memory | Where programs and data are stored when they are in use |
| CPU | the processor |
| Software | Programs used by the computer |
| Input Device | Hardware that is used to enter data into a computer system |
| Hardware | The physical parts of the computer system |
| Addressability | Memory is split in storage locations. Each location has its own unique address. |
| Control Unit | Ensures that all instructions are carried in the correct order. |
| Registers | Temprary storage located on the processor |
| ALU | Carries out all mathematical calculations and makes logical decisions |
| RAM | Temporary Memory |
| ROM | Permanent memory |
| Backing Storage | Where programs and data are stored when they are not in use |
| .com | a commercial company |
| .net | a network organisation |
| .org | an organisation such as a charity |
| .gov | a govermental organisation such as the Scottish Executive or Parliament |
| .sch | a school |
| .ac | a university or college of further or higher education |
| .mil | military |
| .uk | United Kingdom |
| .nl | The Netherlands |
| .de | Germany |
| .fr | France |
| LAN | Local Area Network |
| WAN | Wide Area Network |
| ISP | Internet Service Provider |
| HTML | Hypertext Markup Language |
| http | Hypertext Transfer Protocol |
| URL | Universal Resource Locator |
| WAP | Wireless Application Protocol |
| WML | Wireless Markup Language |
| 5 Ways to navigate the web | hyperlinks,navigation buttons,URL,bookmarks/favourites,search engines |
| Electronic mail | what does e-mail stand for |
| ftp | File Transfer Protocol |
| RIPA | The Regulation of Investigatory Powers Act 2000 |
| WLAN | Wireless Local Area Network |
| WWAN | Wireless Wide Area Network |
| WPAN | Wireless Personal Area Network |
| NIC | Network Interface Card |
| ADSL | Asynchronous Digital Subscriber Line |
| ISDN | Integrated Services Digital Network |
| DNS | Domain Name Server |
| Ecommerce | Business conducted electronically (buying/selling on web) |
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