Glossary
Sony VAIO Desktop User Guide
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L2 cache memory | Cache memory is |
| read by the computer. L1 and L2 are levels of cache memory in a computer. |
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LAN | A LAN (Local Area Network) is a group of computers connected together within a limited |
| geographical area. It enables users to share devices (such as printers) and information using |
| one processor or server. |
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LCD | Short for Liquid Crystal Display. Flat display technology using liquid crystals (and light |
| polarisation) to provide sharp, |
| cells. Colour can be produced by two basic techniques. Passive matrix is the less expensive of |
| the two technologies. The active matrix technology (or TFT) produces better quality but is |
| also more expensive. |
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LED | Short for |
| through it. |
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MAPI | Short for Messaging Application Program Interface. A Microsoft Windows interface |
| enabling you to send |
| applications. |
| the application. |
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maximum RAM | The maximum amount of RAM that your computer can contain. Once this amount is |
| reached, you can no longer add additional RAM to your computer. |
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Motherboard | The motherboard is the main circuit board inside your computer. It holds the CPU, the BIOS, |
| the memory and so on. |
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MPEG | MPEG or Moving Pictures Experts Group is a standard for |
| sequences. MPEG achieves high compression rates by storing only the changes from one |
| frame to another. The decrease in data is generally imperceptible to the human eye. MPEG- |
| 1 was developed for digital storage of video and audio data on |
| better image and audio quality and is more targeted to TV broadcasting and DVD. |
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Operating system | The operating system is software that manages all the other programs in a computer. It |
| defines how the computer reads and writes information to its disks (and other hardware). |
| Windows 2000, Windows Millennium Edition, Windows XP Professional and Windows XP |
| Home Edition are examples of operating systems found on VAIOs. |
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