HP Compaq Presario,Presario 5000 User Manual page 209

back up To copy files in case the original
files are lost or damaged. Backup copies
can be stored on the hard drive or on a
diskette, Zip disk, or CD-R disc. Regular
backups of all data files on removable
storage media are recommended in case of
hard drive failure.
bit The smallest possible piece of
computer information—a single digit
(either a 1 or a 0). See digital.
bitmap Defines a display space and the
color of each pixel or bit in the display
space. A GIF and a JPEG are examples of
graphic image file types that contain
bitmaps.
boot To start or restart the computer.
During the start-up process, information
necessary for the computer to operate is
loaded into memory. See main memory.
browser Software that searches for,
displays, and downloads text, graphics,
sound, and video from the Internet.
Microsoft Internet Explorer and Netscape
Navigator are two popular browsers.
A temporary storage area in
buffer
memory. It acts as a holding area where
data with different transfer rates can be
collected, then sent as a steady stream to
the device that processes data for
permanent storage. In CD recorders, the
buffer helps to prevent buffer underruns.
G 2
LOSSARY
B
buffer underrun
computer to keep up the steady stream of
data required for CD recording. The CD
recorder has an internal memory buffer to
protect against interruptions and
slowdowns; however, if the interruption is
so long that the buffer is completely
emptied, a buffer underrun occurs, writing
stops, and the CD can be damaged beyond
repair.
A mistake in the design of computer
bug
software. Because of their complexity,
designs may have minor bugs. As soon as
the manufacturer becomes aware of the
problem, modifications are made to correct
it. These modifications, called fixes or
patches, can be downloaded from the
manufacturer's Web site. If a major bug is
discovered, the manufacturer releases a
new version of the software. Visit the
Compaq Web site (www.compaq.com)
from time to time for the latest information
about your computer, including software
updates that you can download. And visit
the manufacturer's Web site for any
software or peripherals that you purchase
for your computer. See peripheral.
bulletin board An electronic notice board
on the Internet where people can post
notices for others with similar interests.
Professional organizations and clubs often
have bulletin boards for members to share
information and opinions.
The inability of your
M P —L M
Y RESARIO EARNING ORE