This pdf contains set of 4 model test papers along with the answer keys for practice. The model test papers are official and prepared by afcat cell. visit afcat.cdac.in One must practice these before exams. Moreover, These are as per the new syllabus. Previous year papers are also available at the official website of careerairforce.nic.in. Download them at the official website. Also, During the last week of examination afcat cell organizes free mock test for aspirants. One is advised to go through the mock test prior to his/her exam Click here to download AFCAT the first step e-Book.