FUNDAMENTALS OF COMPUTER

COMPUTER HARDWARE COMPONENTS FUNCTIONS

WHAT IS A COMPUTER KEYBOARD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
A hand-held pointing device that detects two-dimensional motion relative to a surface.
A
Keyboard
B
Mouse
C
Monitor
D
microphone
Explanation: 

Detailed explanation-1: -A computer mouse (plural mice, also mouses) is a hand-held pointing device that detects two-dimensional motion relative to a surface. This motion is typically translated into the motion of a pointer on a display, which allows a smooth control of the graphical user interface of a computer.

Detailed explanation-2: -Soap mouse – a handheld, position-based pointing device based on existing wireless optical mouse technology. Laser pen – can be used in presentations as a pointing device.

Detailed explanation-3: -Why is a mouse called a pointing device? A mouse is called a pointing device because using it lets you move the mouse cursor and point to anything on the screen.

Detailed explanation-4: -Mouse and joystick are the two common pointing devices.

Detailed explanation-5: -Using a mouse requires a certain type of manual dexterity, therefore, alternative pointing devices are important for inclusion. Alternatives include trackballs, joysticks, trackpads, switches, and transmitter or reflective dots.

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