Sony Notebook User Guide
Glossary
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CD-ROM Abbreviation for Compact Disc R ead-Only Memory. A high-capacity optical disc, usually
650MB in size, c apable of being read from but not written to.
CD-RW Short for Compact Disc-ReWriteable. Compact Disc that can be used to write or rewrite data
to it. A CD-RW can be written to several times, a CD-R can only be written to once.
CPU The CPU (Central Processing Unit) is the brains of the computer; it processes the instructions
of your system’s programs. The CPU is also known as the p rocessor or microprocessor and can
be found on the motherboard of y our computer.
DC In The Direct Current interface to w hich you connect your computer’s AC ad apter.
Docking station An additional device that you ca n connect to your notebook. The do cking station contains
slots for expansion boards , bays for storage devices and ports for additional peripherals
(such as printers or monitors).
Driver A driver is software enabling you to use hardware devices. For example, in order for you to
be able to use a printer, you must first install its driver. Many drivers, such as the mouse
driver, come with the operating system.
DVD-ROM Short for Digital Video Disc. A type of read-only CD with a minimum capacity of 4.7 Gb
(maximum capacity can reach 17 Gb). This high storage power makes it the ideal medium for
storing films.
Ethernet Ethernet is the most widely implemented local area network (LAN) technology. The Ethernet
system called 10BASE-T provides data transfer rates of 10 Mbps (megabits per second). A
more recent version of Ethernet, called 100BASE-T, provides data transfer rates of 100 Mbps.
Gigabit Ethernet supports data rates of 1 gigabit (1000 megabits) per second.
EULA EULA (End-User License Agreement) is the name given to a license governing the software
on your computer. The EULA can be found in the Read this first section at the beginning of
the software guide or directly on the VAIO desktop.
Term Definition