Which of the following character is used to give a single line comment in Python?

1. \/\/
2. #
3. !
4. /*

Camera is an example of:

1. Pressure Sensor
2. Vision Sensor
3. Solar Sensor
4. Motion Sensor

Which statement about single-board computers in robotics is correct?

1. Single-board computers are only used for power supply in robotic systems.
2. Single-board computers cannot process sensor data.
3. Single-board computers are used to control the operations of a robotic system.
4. Single-board computers are not suitable for use in wheeled mobile robots.

In the context of machine learning, what is the role of data?

1. To execute pre-defined instructions.
2. To provide examples for machine learning and predictions.
3. To store the robot’s programming code.
4. To manage and direct the robot's movements.