The first attached document include the 4 questions to be answered, alongside the guideline for the assignment
The second document is a Smith Chart, which some of the questions require the use of it
The third document is the formula sheet, just in case.
All applicants go through a series of tests that check their level of English and knowledge of formatting styles. The applicant is also required to present a sample of writing to the Evaluation Department. If you wish to find out more about the procedure, check out the whole process.