Question

which of the following is an input device a mouse b touchscreen c voice recognition d all of these​

Answer 1

All of these are input devices

Explanation:

• A Mouse is a popular pointing device. It is a cursor-control device having a small palm-size box with a round ball at its base. The ball senses the movement of the mouse and sends corresponding signals to the CPU when the mouse buttons are pressed.
• Touch screens is characterized as touching the screen by fingers or by hand, they can be detected by fingers or pen-shaped stylus. Touch screens get data on the same screen.
• In voice recognition microphone is used to get the input and change it to digital format.

Answer 2

Answer:

all of the above

Explanation:

because these are all input device