For students aiming to study in public universities, English language proficiency exams like IELTS, TOEFL, PTE, and TOEIC are often required because they are specifically designed to assess English skills in an academic context, which is crucial for success in such institutions. DELF, which tests French language proficiency, may not be sufficient for English-speaking universities. For personalized guidance on which exams are necessary and how to prepare, Invicta Career Consultancy can provide valuable support and tailored advice, While there are other options available, hence you can pay a visit to their website (icclearning.com) and consult with them for better guidance. All the best to you.