Question

A mouse, trackball and joystick are the examples of

Answer 1

Answer:

they all are input device of computer..

Answer 2

• Pointing device

A pointing device is an input interface that allows a user to input spatial data to a computer.

• Common pointing devices

Mouse

Trackball

Joystick

Pointing stick

will remote

Finger tracking

Graphics tablet

Stylus

Finger tracking

Track Ball:-

• The trackball is a pointing device consisting of a ball housed in a socket containing sensors to detect the rotation of the ball about two axis, similar to an upside-down mouse.
• As the user rolls the ball with a thumb, fingers, or palm the pointer on the screen will also move.
• Tracker balls are commonly used to CAD workstations.

Mouse:-

• The most common pointing input device is mouse which enables the user to print the cursor and click where the user wants to use it.

Touchpad:

• A touchpad is also called a trackpad, is a type of input device for computers that does the same things like a computer mouse.
• It is made up of a flat, touch-sensitive surface that the user slides one or more fingers on to move the cursor on the screen.

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