HP Visualize J5000 hp Visualize J5000, J7000 workstations owner's guide (a4978 - Page 192

Glossary diskless workstations. See also boot ROM. Boot Console Interface The interactive firmware that enables you to interact with the hardware of your workstation before the workstation boots the operating system. The boot console interface allows you to perform special tasks, display information, and set certain system parameters. Boot ROM A read-only memory that is incorporated into a workstation for the purpose of loading and starting the operating system, and modifying the configuration or changing the booting behavior. Bootstrap Service See Boot. Byte A fundamental character-code unit, usually consisting of 8 bits. C CD-ROM Compact Disk Read-Only Memory. See also CD-ROM drive. CD-ROMs are identical to the audio compact disks (CDs) used to record stereo music, except that they store computer data. CD-ROMs are 120 mm (4.7 inches) in diameter, use one data surface, and have a capacity of about 650 MB. The data surface contains pits and flat spots arranged in a continuous spiral track, which is read at a constant linear speed CD-ROM Drive A random-access, read-only, mass-storage device that uses removable CD-ROM disks. The drive contains a semiconductor laser for reading data optically and an embedded controller. Central Processing Unit (CPU) The part of a workstation that interprets and executes instructions; the "brain." Child Directory See Subdirectory. Click To press and immediately release a mouse button. The term comes from the fact that pressing and releasing most mouse buttons makes a clicking sound. Compare drag and drop. Cluster A group of workstations connected via a Local Area Network (LAN). One workstation, the cluster server, acts as a 192