Hi Balajir Ram,
We provide online instructor led training for 4 days which is in total of 28 hours.
In addition to the video tutorial we also provide the Exam Simulator for you to practice along.
The validity for the Video and the Simulator is for one year from the date of purchase.
And our Trainer try their best to help you understand everything covered in the syllabus and later you can ask any query related to it.
For any further query, do email us at email@example.com
Do visit this link and register for Free Demo : http://www.whizlabs.com/scjp/training.html
Hope this was useful to you.