Question

what are the uses of trackball (answer in points only).​

Answer 1

Answer:

• Trackball is a input device
• it give instructions and data to computer system.
• It is used to point objects just like we use mouse .
• Difference from mouse is that in track ball it's position is fixed and to move the cursor on screen we need to move the ball placed in it
• but is designed with a moveable ball on the top, which can be rolled in any direction.

hope this helps!!

(please mark me as brainlest)

Answer 2

Definition of Trackball:

• Many notebook and laptop computers employ a trackball as a cursor control mechanism.
• Typically, the trackball is placed in front of the keyboard, facing the user.

Uses of trackball:

• The trackball functions essentially as an inverted mouse that revolves in a socket.

• The user rolls the ball to move the cursor to the desired location on the screen.
• To select desktop items or move the cursor for text entry, the user can press one of two buttons located close to the trackball that are identical to mouse buttons.
• It provides the computer system with data and commands.
• Similar to how we use a mouse, it is used to point items.

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