I

iBook

Apple's consumer-oriented portable computer.

icon

Apple's free convicted-felon software… no, wait—an icon is a graphic representation of a file, application, or folder.

iDisk

Apple's free Internet storage-space service.

iMac

The all-in-one consumer Macintosh that comes in several cheery colors.

iMovie

Apple's basic moviemaking software.

insertion point

The place where items are placed in documents when you type or paste. It's usually a blinking vertical bar.

installer

A special program made to place a program on your Macintosh. Installers usually put several files in specific locations, saving the user a lot of hassle.

interface

The means by which a user communicates with the computer. The Mac uses a graphical user interface.

See also [GUI]

Internet

A global network that connects millions of computers.

IP

Internet Protocol, a communications standard.

ISDN

Integrated services digital network, a way to send data over phone lines. ISDN supports speeds of 64 Kbps to 128 Kbps; faster than your standard 56 Kbps modem but slower than DSL or a cable modem.

ISP

Internet service provider, a company that sells access to the Internet. America Online is a big ISP, as is EarthLink.

iTunes

Apple's free music recording, cataloging, and playback program.