Toshiba Wt7c Owners Manual

101
Glossary
TECHNICAL NOTE: Some features defined in this 
glossary may not be available on your device.
Acronyms
The following acronyms may appear in this User’s Guide.
AC Alternating Current
AppsApplications
BIOS Basic Input/Output System
BD-ROMBlu-ray Disc Read-Only Memory
bps bits per second
CDCompact Disc
CD-ROMCompact Disc Read-Only Memory
CD-RW Compact Disc Rewrite Memory
CMOS Complementary Metal-Oxide Semiconductor
CPU Central Processing Unit
DC Direct Current
DMA Direct Memory Access
DIMM Dual...

102Glossary
DOS Disk Operating System
DPI Dots Per Inch
DVD Digital Versatile (or Video) Disc
DVD-ROMDigital Versatile (or Video) Disc Read-Only 
Memory
eSATAexternal Serial Advanced Technology 
Attachment
FATFile Allocation Table
FCC Federal Communications Commission
GB gigabyte
GBps gigabytes per second
HDD Hard Disk Drive
HDMI High-Definition Multimedia Interface
HDMI CECHigh-Definition Multimedia Interface Consumer 
Electronics Control
HTMLHypertext Markup Language
IEEEInstitute of Electrical and...

Glossary103
RGB Red, Green Blue light (monitor)
RFI Radio Frequency Interference
ROM Read-Only Memory
RTC Real-Time Clock
SD Secure Digital
SDRAM Synchronous Dynamic Random Access Memory
SSD Solid State Drive
TFT Thin Film Transistor
USB Universal Serial Bus
URLUniform Resource Locator
WANWide Area Network
www Wo r l d W i d e  We b
Te r m s
The following terms may appear in this User’s Guide.
Aactive-matrix display—A liquid crystal display (LCD) made 
from an array of liquid crystal cells using...

104Glossary
application—A computer program that you use to perform 
tasks of a specific type. Applications include word 
processors, spreadsheets, and database management 
systems. See also 
program.
Bbackup—A copy of a file, usually on a removable disk, kept in 
case the original file is lost or damaged.
Basic Input/Output System (BIOS)—See BIOS.
baud rate—The speed at which a communication device, such 
as a printer or modem, transmits information. Baud rate is 
the number of signal changes per second...

Glossary105
bus—An electrical circuit that connects the central processing 
unit (CPU) with other parts of the computer, such as the 
video adapter, disk drives, and ports. It is the pathway 
through which data flows from one device to another. See 
also 
bus speed, frontside bus.
bus speed—The speed at which the central processing unit 
(CPU) communicates with the other parts of the computer.
Ccache—A section of very fast memory in which frequently used 
information is duplicated for quick access....

106Glossary
color palette—A set of specified colors that establishes the 
colors that can be displayed on the screen at a particular 
time.
compatibility—The extent to which computers, programs, or 
devices can work together harmoniously, using the same 
commands, formats, or language as another.
configuration—(1) The collection of components that make up 
a single computer system. (2) How parts of the system are 
set up (that is, configured).
controller—A device that controls the transfer of data from a...

Glossary107
Direct Current (DC)—The type of power usually supplied by 
batteries. DC flows in one direction. Compare 
Alternating 
Current (AC)
.
Direct Memory Access (DMA)—A dedicated channel, 
bypassing the CPU, that enables direct data transfer 
between memory and a device.
directory—See folder.
disable—To turn a computer option off. See also enable.
disc—A round, flat piece of material, designed to be read from 
and written to by optical (laser) technology, and used in the 
production of optical...

108Glossary
DVD-ROM (Digital Versatile [or Video] Disc Read-Only 
Memory)
—A very high-capacity storage medium that uses 
laser optics for reading data. Each DVD-ROM can hold as 
much data as several CD-ROMs. Compare 
CD-ROM.
Eemulation—A technique in which a device or program imitates 
another device or program.
enable—To turn on a computer option. See also disable.
eSATA—An external device that supports hot swapping and 
fast data transfer. Very useful in storing and transferring large 
files....

Glossary109
format—(verb) To prepare a blank disk for use with the 
computer’s operating system. Formatting creates a structure 
on the disk so the operating system can write information to 
the disk or read information from it.
frontside bus—The primary pathway (bus) between the CPU 
and the computer’s main memory. Also called “system bus.” 
See also 
bus.
Function key—(1) A feature in which certain keys in 
combination with the 
Fn key can set system options or 
control system parameters, such as the...

110Glossary
Hibernation—A feature of many Toshiba computers that saves 
to the internal storage drive the current state of your work, 
including all open files and programs, when you turn the 
computer off. When you turn on the computer again, your 
work is returned to the same state it was when the computer 
was turned off. See also 
Sleep, Suspend.
hot swapping—The ability to add or remove devices from a 
computer while the computer is running and have the 
operating system automatically recognize the...