Glossary

dedicated line A telephone line that is always connected to the modem (inside the computer) to provide constant access to the Internet. A separate telephone line is used for phone calls.

See also modem.

default The option that the software automatically chooses for you when you do not indicate a choice yourself. For example, when you print a document, the Print dialog box asks which pages to print (the default is All) and how many copies to print (the default is 1). You can change the settings, and you can designate the new settings as the default.

defragmenting The rearrangement of files and unused space on your hard disk so programs can run faster.

desktop See Windows desktop.

dialog box A small window that requests information from the user before a command can be carried out.

digital A system that uses electronic signals to transfer data in the form of bits. A bit is represented by a single digit. Computers use only two digits—either a 0 or a 1—in various combinations.

See also bit and byte.

directory See folder.

discussion group A group discussion on a topic of mutual interest held on the Internet. Instead of meeting in a classroom, students may meet for group discussions on the Internet.

disk High-capacity storage media, such as the hard disk inside the computer and the removable media used in a Zip drive or Jaz drive.

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Mobile Internet PC User’s Guide

Presario 700 Series