B.Tech

Hello,
You need to appear and score excellent scores IIT Advance as it is accepted by most of the German universities. If you intend to study Bachelors, then you should complete your 1 year of Bachelors studies in a recognised universities and then apply for the direct admission to the German universities. You need not to appear for SAT or ACT exam
It is important to note here that different universities have different eligibility criteria based on the course on offer. It is always advisable to check the same from the university you are applying to as well. Also, high academic performance increases your chances of admissions. Higher level of excellence results in universities asking for as high as 90% in your secondary school examinations. However, in case you have cleared your JEE Advanced the cut off is 50%. In case you do not qualify under the first two, there is always a road open for your studies in Germany via the Studienkolleg. Along with this, you also need to appear for german language proficiency and clear Testdaf or DSH level. Check properly the eligibility of the course, if applying for the English taught programme then you need to appear for IELTS or TOEFL.