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CD-ROM
Compact disk read only memory. This is a form of digital data storage which is read optically with a laser
rather than a magnetic head. A typical CD-ROM can contain about 600MB of data and is not subject to
heads crashing into the surface and destroying the data when there is a failure nor to wear from reading.
Channel
Range of narrow-band frequencies used by the WLAN device to transmit data. IEEE802.11b/g - 11
channels, 22 MHz wide channels.
Command
An instruction which you give your operating system. Example: run a particular application.
Configuration
The combination of hardware and software that makes up your system and how it is allocated for use.
CRT
Cathode Ray Tube. A display device which uses a beam of electronic particles striking a luminescent
screen. It produces a visual image by varying the position and intensity of the beam.
Data
The information a system stores and processes.
DC
Direct current. A voltage or current that does not fluctuate periodically with time.
Default Value
A pre-programmed value to be used if you fail to set your own.
DHCP
Dynamic Host Configuration Protocol. A protocol used to automatically acquire parameters required for
the communication, such as IP address. The sender of IP address is called a DHCP server, and the receiver
is called a DHCP client.
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