Of course. You can ask the questions during the class session and even after class after the course completion also.
There will be a real time chat window in live class, which allows you to post questions to the instructor. You can ask for audio/video control to directly talk with the trainer in class or at the end of class.
Assurance is provided here, as we the trainers and owners also ;)
So, no worries we will be with you at every step in your IT career. Whenever you will stuck we will help you :)