CertiGuide to Network+  9  Glossary

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PCMCIA

Personal Computer Memory Card International Association. Refer to PC Card.

A program that receives requests from PC-NFS clients for authentication on remote machines.

A network without a centralized database for user-name/password or resource control.

In System Monitor, a data item associated with a performance object. For each counter selected, System Monitor presents a value corresponding to a particular aspect of the performance that is defined for the performance object.

In System Monitor, a logical collection of counters that is associated with a resource or service that can be monitored. See also performance counter.

A device, such as a disk drive, printer, modem, or joystick, that is connected to a computer and is controlled by the computer’s microprocessor.

A specification introduced by Intel Corporation that defines a local bus system that allows up to 10 PCI-compliant expansion cards to be installed in the computer.

A rule associated with an object to regulate which users can gain access to the object and in what manner. Permissions are granted or denied by the object’s owner.

Pretty Good Privacy. And encryption program based on the public/private key scheme.

A process in optical storage technology in which this drive writes data with the laser the changes dots on the desk between two different states. Optical head reads the data by detecting the difference in the reflected light between amorphous and crystalline states. A full reformat of a disk restores the media to its original crystalline state. A common example of this technology is CD-RW.

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