PSC Application

Sir , I am a candidate from Kerala. I applied and written for a PSC post that demanding the following qualification 1. Degree 2. Data entry Operator Certificate from LBS ( LBS Center for Science and Technology , TVM). I have 1. B Com 2. B Ed 3. M Com . In B Ed, I studied 1 year IT paper which cover all topics of Data Entry Operator from LBS . If PSC reject my application in Certificate Verification , can I file a suit against them . I think I already have all required qualifications for that post . Please help