Dell Inspiron 2000 User Manual

Page 27

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A copy of a program or data file. As a precaution, you should back up your computer's hard-disk drive on a regular basis. Before making a change to the configuration of your
computer, you should back up important start-up files from your operating system.

 

base memory

Synonym for conventional memory.

 

batch file

An ASCII text file containing a list of commands that run in sequence. Instead of typing each command, you need only type the batch file name. The system executes the
commands as if you had typed each one individually. Batch files must have a filename extension of bat.

 

battery

An internal power source used to operate a portable computer. To operate a portable computer on battery power, insert a charged battery into the main-battery compartment
of the computer.

 

battery operating time

The amount of time the computer can run on battery power.

 

battery performance

Battery performance features such as charge time, operating time, and life span can vary according to the conditions under which the computer and battery are used.

 

baud rate

A measurement of data transmission speed. For example, modems are designed to transmit data at one or more specified baud rate(s) through the COM (serial) port of a
computer.

 

BBS

Abbreviation for bulletin board service. A computer system that serves as a central location for accessing data or relaying messages by modem.

 

beep code

A diagnostic message in the form of a pattern of beeps from your computer's speaker. For example, one beep followed by two beeps is beep code 1-2.

 

binary

A base-2 numbering system that uses 0 and 1 to represent information. The computer performs operations based on the ordering and calculation of these numbers.

 

BIOS

Acronym for basic input/output system. Your computer's BIOS contains programs stored on a flash memory chip. The BIOS controls the following:

l

Communications between the microprocessor and devices such as the keyboard and the video adapter

l

Miscellaneous functions, such as system messages

 

bit

The smallest unit of information interpreted by your computer.

 

boot routine

The start-up process of a computer that clears all memory, initializes devices, and loads the operating system.

 

bootable diskette

A diskette from which you can boot your system. The Microsoft Boot Disk Windows 98 Series diskette is a bootable diskette.

 

bpi

Abbreviation for bits per inch.

 

bps

Abbreviation for bits per second.

 

BTU

Abbreviation for British thermal unit.

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