Symantec 10099585 User Guide - Page 78

DHCP Dynamic Host, cache file

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Page 78 highlights

78 Glossary boot record A sector at the start of a disk that describes the disk (sector size, cluster size, and so on). On startup disks, the boot record also has a program that loads the operating system. bootable disk A disk that can be used to start a computer. cache A location on your disk in which data is stored for reuse. A Web browser cache stores Web pages and files (such as graphics) as you view them. cache file A file that is used to improve the performance of Windows. compressed file A file whose content has been made smaller so that the resulting data occupies less physical space on the disk. connection-based protocol A protocol that requires a connection before information packets are transmitted. connectionless protocol A protocol that sends a transmission to a destination address on a network without establishing a connection. cookie A file that some Web servers put on your disk when you view pages from those servers. Cookies store preferences, create online shopping carts, and identify repeat visitors. denial-of-service attack A user or program that takes up all of the system resources by launching a multitude of requests, leaving no resources, and thereby denying service to other users. DHCP (Dynamic Host Configuration Protocol) A TCP/IP protocol that assigns a temporary IP address to each device on a network. DSL and cable routers use DHCP to allow multiple computers to share a single Internet connection. dial-up A connection in which a computer calls a server and operates as a local workstation on the network.

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Glossary
78
boot record
A sector at the start of a disk that describes the disk
(sector size, cluster size, and so on). On startup disks,
the boot record also has a program that loads the
operating system.
bootable disk
A disk that can be used to start a computer.
cache
A location on your disk in which data is stored for
reuse. A Web browser cache stores Web pages and
files (such as graphics) as you view them.
cache file
A file that is used to improve the performance of
Windows.
compressed file
A file whose content has been made smaller so that
the resulting data occupies less physical space on the
disk.
connection-based
protocol
A protocol that requires a connection before
information packets are transmitted.
connectionless
protocol
A protocol that sends a transmission to a destination
address on a network without establishing a
connection.
cookie
A file that some Web servers put on your disk when
you view pages from those servers. Cookies store
preferences, create online shopping carts, and
identify repeat visitors.
denial-of-service
attack
A user or program that takes up all of the system
resources by launching a multitude of requests,
leaving no resources, and thereby denying service to
other users.
DHCP (Dynamic Host
Configuration
Protocol)
A TCP/IP protocol that assigns a temporary IP
address to each device on a network. DSL and cable
routers use DHCP to allow multiple computers to
share a single Internet connection.
dial-up
A connection in which a computer calls a server and
operates as a local workstation on the network.