Users Guide
often need its program diskette set.
protected mode
An operating mode supported by 80286 or higher microprocessors, protected mode allows operating systems to implement:
l A memory address space of 16 MB (80286 microprocessor) to 4 GB (Intel386 or higher microprocessor)
l Multitasking
l Virtual memory, a method for increasing addressable memory by using the hard drive
provider
A provider is an extension of a CIM schema that communicates with managed objects and accesses data and event notifications from a variety of sources.
Providers forward this information to the CIM Object Manager for integration and interpretation.
RAC
Acronym for remote access controller.
RAID
Acronym for redundant array of independent drives.
RAM
Acronym for random-access memory. A system's primary temporary storage area for program instructions and data. Each location in RAM is identified by a
number called a memory address. Any information stored in RAM is lost when you turn off your system.
RBAC
Abbreviation for role-based access control.
read-only file
A read-only file is one that you are prohibited from editing or deleting. A file can have read-only status if:
l Its read-only attribute is enabled.
l It resides on a physically write-protected diskette or on a diskette in a write-protected drive.
l It is located on a network in a directory to which the system administrator has assigned read-only rights to you.
readme file
A text file included with a software package or hardware product that contains information supplementing or updating the documentation for the software or
hardware. Typically, readme files provide installation information, describe new product enhancements or corrections that have not yet been documented, and
list known problems or other things you need to be aware of as you use the software or hardware.
real mode
An operating mode supported by 80286 or higher microprocessors, real mode imitates the architecture of an 8086 microprocessor.
refresh rate
The rate at which the monitor redraws the video image on the monitor screen. More precisely, the refresh rate is the frequency, measured in Hz, at which the
screen's horizontal lines are recharged (sometimes also referred to as its vertical frequency). The higher the refresh rate, the less video flicker can be seen by
the human eye. The higher refresh rates are also noninterlaced.
remote management system
A remote management system is any system that accesses the Server Administrator home page on a managed system from a remote location using a