The quality of an online IT training course depends on several factors, such as the instructor, the delivery method, the learning materials, the support system, and the feedback mechanism. You should look for a course that has a qualified and experienced instructor who can explain the concepts clearly and engage the learners effectively. You should also look for a course that has a flexible and interactive delivery method that suits your learning style and preferences. Additionally, you should look for a course that has high-quality and accessible learning materials, such as videos, slides, ebooks, podcasts, quizzes, exercises, and projects. Furthermore, you should look for a course that has a robust support system and a feedback mechanism that can help you overcome any difficulties and track your progress.