Sub-inspectors in Delhi Police, CAPF and Assistant Sub-inspectors in CISF are recruited through an examination by SSC. The SSC CPO exam takes place in two stages - Paper I and Paper II. Exam subjects in Paper I include Reasoning, General Awareness, Quant and English. Paper II tests only for English Language & Comprehension. Graduates in any discipline are eligible. Here, you can find complete preparation material including solved Previous Year Papers for the exam.