Toshiba Nb305 Manual

User’s ManualGlossary-5
Glossary
chip: A small semiconductor containing computer logic and circuitry for 
processing, memory, input/output functions and controlling other 
chips. 
click: To press and release the pointing devices primary button without 
moving the pointing device. In the Windows
® operating system, this 
refers to the pointing devices left button, unless otherwise stated. 
See also double-click.
CMOS: Complementary Metal-Oxide Semiconductor. An electronic circuit 
fabricated on a silicon...

User’s ManualGlossary-6
Glossary
cursor: A small, blinking rectangle or line that indicates the current 
position on the display screen. 
D
data: Information that is factual, measurable or statistical that a computer 
can process, store, or retrieve. 
data bits: A data communications parameter controlling the number of bits 
(binary digits) used to make up a byte. If data bits = 7 the computer 
can generate 128 unique characters. If data bits = 8 the computer 
can generate 256 unique characters. 
DC:...

User’s ManualGlossary-7
Glossary
driver: A software program, generally part of the operating system, that 
controls a specific piece of hardware (frequently a peripheral device 
such as a printer or mouse). 
DVD: An individual digital versatile (or video) disc. See also DVD-ROM. 
DVB-T (Digital Video Broadcasting - Terrestrial): Also known as 
terrestrial digital TV. Digital TV broadcasting standard. 
DVD-R (+R, -R): A Digital Versatile Disc Recordable disc can be written 
once and read many times. The...

User’s ManualGlossary-8
Glossary
F
fast infrared: An industry standard that enables cableless infrared serial 
data transfer at speeds of up to 4 Mbps. 
file: A collection of related information; a file can contain data, programs, 
or both. 
fingerprint sensor: The fingerprint sensor compares and analyzes the 
unique characteristics in a fingerprint. 
firmware: A set of instructions built into the hardware which controls and 
directs a microprocessor’s activities. 
flash memory: Non-volatile memory that...

User’s ManualGlossary-9
Glossary
hertz: A unit of wave frequency that equals one cycle per second. 
host computer: The computer that controls, regulates, and transmits 
information to a device or another computer. 
hot key: The computer’s feature in which certain keys in combination with 
the extended function key, FN, can be used to set system 
parameters, such as speaker volume. 
I
icon: A small graphic image displayed on the screen or in the indicator 
panel. In Windows, an icon represents an object...

User’s ManualGlossary-10
Glossary
kilobyte (KB): A unit of data storage equal to 1024 bytes. See also byte 
and megabyte. 
L
L1 cache: Level one cache. Memory cache built into the processor to help 
improve processing speed. See also cache memory, L2 cache. 
L2 cache: Memory cache installed on the motherboard to help improve 
processing speed. It is slower than L1 cache and faster than main 
memory. See also cache memory, L1 cache. 
LAN: A group of computers or other devices dispersed over a relatively...

User’s ManualGlossary-11
Glossary
monitor: A device that uses rows and columns of pixels to display 
alphanumeric characters or graphic images. See also CRT. 
motherboard: A name sometimes used to refer to the main printed circuit 
board in processing equipment. It usually contains integrated 
circuits that perform the processor’s basic functions and provides 
connectors for adding other boards that perform special functions.
MP3: An audio compression standard that enables high-quality 
transmission and...

User’s ManualGlossary-12
Glossary
PA L : PAL (Phase Alternating Line) is the dominant video and broadcasting 
standard in Europe. 
parity: 1) The symmetrical relationship between two parameter values 
(integers) both of which are either on or off; odd or even; 0 or 1. 2) 
In serial communications, an error detection bit that is added to a 
group of data bits making the sum of the bits even or odd. Parity 
can be set to none, odd, or even. 
password: A unique string of characters used to identify a...

User’s ManualGlossary-13
Glossary
Random Access Memory (RAM): Volatile memory that can be written to 
as well as read. Volatile here means that information in RAM is lost 
when you turn off your computer. This type of memory is used for 
your computers main memory. See also memory. Compare ROM. 
resolution: A measure of the sharpness of the images that can be 
produced by a printer or displayed on a screen. For a printer, 
resolution is expressed in dots per inch (dpi). For a screen, it is 
expressed as...

User’s ManualGlossary-14
Glossary
synchronous: Having a constant time interval between successive bits, 
characters or events. 
system disk: A diskette that contains the operating system files needed to 
start the computer. Any diskette can be formatted as a system disk. 
A system disk is also called a bootable disk, boot disk or a 
startup disk. Compare non-system disk. 
T
terminal: A typewriter-like keyboard and CRT display screen connected to 
the computer for data input/output. 
TFT display: A liquid...