A computer mouse is a coordinate device for controlling the cursor and sending commands to the computer. The cursor is controlled by moving the mouse on the mat or any suitable surface. Buttons and mouse wheel trigger certain actions, for example: activation of the specified object, context menu call, vertical and horizontal (in specialized mice) scrolling of web pages, operating system windows and electronic documents. It can have additional buttons double click (Ukrainian double click), forward, back, numeric keyboard. There are also versions with programmable buttons (the execution of user tasks is assigned to them).

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