Question

define taskbar and uses

Answer 1

In the graphical user interface (GUI) for a computer operating system or application, a taskbar is a visual device on the desktop that typically shows the user which applications (tasks) are currently active and running. ... In Apple operating systems, the term dock is used instead of taskbar.

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Answer 2

A bar located at the bottom of the screen first introduced with Microsoft .the bar at the age of the display of a graphical user interface that allow quickly access to current or favourite application .

uses:

The taskbar allows us to locate and launch programs through the Start button or view any program that is now open.