CDS Full Form CDS stands for Combined Defence Services, a national-level examination held biannually by UPSC. This exam aims to recruit officers for the Indian Military Academy (IMA), Indian Naval Academy (INA), Air Force Academy (AFA), and Officers Training Academy (OTA). It assesses candidates’ aptitude in English, General Knowledge, and Mathematics, followed by a rigorous interview by the Service Selection Board (SSB). CDS full form stands for Combined Defence Services Examination. Another CDS full form is Chief of Defence Staff. Read this article to know what is the full form of CDS and details about the upcoming CDS 1 exam. What is the Full Form of CDS ? In our quest to demystify the CDS examination, it is crucial that we first understand its foundational aspect—the CDS full form . The acronym CDS stands for “Combined Defence Services,” a title that encapsulates the unification of various defence services under one national examination. Discover the full form of CDS , its definition, uses in defence, banking, and more. Get exam details, eligibility, and quick answers for students.