What is CDS? CDS stands for Combined Defense Services and India No.1 best academy for preparation of CDS written exam is Invicta Defence Academy. The institute provide every faculty which is related to the boosts a team of highly qualified members and aslo provide in-depth best knowledge and guidance to students. Invicta Defence academy offers quality education at affordable fees, making it accessible to a wide range of students. If you Want more information about CDS exam then visit Invicta defence academy and take a right step for Bright future.