O-P


OpenBoot

Short for OpenBoot PROM (Programmable Read Only Memory) monitor; refers to firmware that controls the boot process of a Sun workstation, which includes checking the hardware devices connected to the system and loading the operating system.

OpenBoot configuration variables

The variables that govern the boot process; also called NVRAM configuration variables.

operating system

The set of programs that manages all system operations and provides a means of communication between the user and the resources available to that user.

package

The smallest installable modular unit of Solaris software. In other words, a package is a collection of software, that is, a set of files and directories, grouped into a single entity for modular installation and functionality.

packet

The basic unit of information that travels over the network or the Internet.

passwd

The /etc/passwd file that contains the user account information. It is also the command used to change a user's password.

patch

A software component that offers a small upgrade to an existing system such as an additional feature, a bug fix, a driver for a hardware device, or a solution to address issues such as security or stability problems.

patchadd

A command used to install a patch or patches on the system.

patchrm

A command used to remove, or back out, a patch from a system.

path

A reference to a file's location.

pcfs

See personal computer file system.

personal computer file system

A file system used to gain read and write access to disks formatted for the disk operating system (DOS) running on the PCs.

pkgadd

A command used to install software package on the system.

pkgchk

A command used to check the accuracy of installed files, including the integrity of directory structures and files in a package. You can also use this command to display information about the package files.

pkginfo

A command used to display information about a package.

pkgrm

A command used to remove a previously installed package.

POST

A part of the boot process that scans the system to verify the installed hardware and memory. POST runs diagnostics on hardware devices and builds a device tree, which is a data structure describing the devices attached to the system.

poweroff

A command just like the halt command that synchronizes the file systems and stops the processor. It's not recommended because it does not shut down all the processes.

power on self test

See POST.

print server

A server that manages print services.

profile

A set of specific software installation requirements defined in a file called a profile file. It specifies the elements of installation that you would otherwise determine interactively in a manual installation, such as the software group to install.

programmable read only memory

See OpenBoot.

PROM

See programmable read only memory.

prstat

A command used to display information about selective processes that will be refreshed periodically.

ps

A command used to display a listing of processes running on the system.




Sun Certified System Administrator for Solaris 10 Study Guide Exams 310-XXX & 310-XXX
Sun Certified System Administrator for Solaris 10 Study Guide Exams 310-XXX & 310-XXX
ISBN: N/A
EAN: N/A
Year: 2005
Pages: 168

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