Name of a devices - computer

Hello! The answer for your question as follow:

1. Would like to check the name of a device on notebook computer which function is similar to a 'mouse'. It's like a ball. (9 alphabet)
Ans: trackball

2. An input device for playing computer games. (8 alphabet)
Ans: joystick

3. A graphic device that allows user to draw with special pen. (6 alphabet)
Ans: tablet


**Hope it is helpful to you**
**Please do not imitate and copy the answer to respect for me**