Glossary

Q

QT file QuickTime video file, with the extension .qt.

question mark help button Button that appears to the left of the Close (X) button in the upper right corner of some dialog boxes, enabling you to see explanations of items on the dialog box. Also called the What's This button.

queue List of tasks waiting to be done. For example, a print queue is a list of print jobs waiting to be printed.

Quick Launch toolbar Toolbar on the taskbar (usually at the left end, next to the Start button) with small icons for programs you run frequently.

QuickTime Video file format with file extension .qt.