Computer Mouse | MCQs

Explanation

A trackball is a pointing device where the ball is held in place by a socket, allowing users to rotate the ball to move the cursor on the screen.

Unlike a traditional mouse, which moves over a surface, a trackball stays stationary, and the ball's rotation controls the cursor's movement in different directions.

Explanation

A computer mouse is a handheld hardware input device

A computer mouse controls a cursor in a GUI (graphical user interface) for:

• pointing,
• moving and
• selecting text,
• icons, files,
• and folders on your computer******

  ND30-12-2022

Explanation

Explanation

The computer mouse was invented and developed by Douglas Engelbart, with the assistance of Bill English, during the 1960s.

Douglas Engelbart was an American engineer.

Explanation

A mechanical mouse uses a rubber ball to detect movement as it rolls on a surface.

The movement of the ball turns internal rollers that track the cursor’s direction and speed.

Explanation

the mouse can help in Computing To move the cursor on the screen

Explanation

• A mouse is primarily used in operating systems with a Graphical User Interface (GUI).
• As it allows users to interact with graphical elements like icons, windows, and menus.