Registering before the cut off date is one and not the only requirement to enable a student to appear at a particular examination.
In addition to this, a student has to complete the Compulsory Orientation Programme, before being made eligible for appearing at the examination.
The 100 hours ITT - Information Technology Training) can be completed before getting registered for the final and as such need not be considered compulsory, as far as appearing at the IPCC/IPCE is concerned.