Where is teleop Program exactly located for ROS Project

Course Support Linux for Robotics
1

Move the robot around in the Simulation and see what the robot senses:

  • To move the robot around, you need to launch the teleop program (refer Test Your Programs in the Simulation section below). For this perticular step I could not able to locate the teleop program.
2

look at the end of the document

3

Thanks for the Response