CertiGuide to Network+  9  Glossary

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Capacitor

An electrical component that can store electricity on a short-term basis. Very useful in absorbing voltage surges and noise from EMI and RFI.

A 32-bit PC Card.

A unit of media of a certain type, such as 8mm tape, magnetic disk, optical disk, or CD-ROM, used by Removable Storage.

A classification system created by the EIA/TIA which describes specifications in manufacturing, which translates to performance capabilities in networking. For example, cat 3 cable, is acceptable for 10Mb Ethernet however cat 5 is required for fast Ethernet.

Consultative Committee for International Telegraphy and Telephone. A subcommittee of the ITU (International Telecommunications Union). Responsible for many communications standards.

CD

1. Compact Disc.
2. Carrier Detect. Signal sent by a modem to a PC to indicate the modem is online and ready.

Compact Disc File System.

The file system used to store data on a CD.

Compact Disk-Recordable drive, a type of disk drive that can create CD-ROMs and audio CDs. Creating a CD that is multisession allows adding new files to the end of the previous session. The media is Not readable as a CDFS unless the session is closed in some CD hardware. Refer to CDFS.

Compact Disk-ReWritable. Either hardware or media that is multi-session capable and can be completely erased and re-used. Some CD-RW media cannot be read by CD hardware, due to the lower reflective surface of CD-RW media.

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