Government & Defence Entrance Exam

Hello Ravi, whatever you study is never wasted. It's always useful. For CDS a student must have passed graduation or should be appearing for graduation examination. When you will go to final year of engineering then you can apply for CDS examination. Best wishes to you.

Hi Mahesh, The maximum age limit to apply for NDA is 19 years, so you will not be eligible for the same, however if you are interested in defense services, you may apply for CDS the Indian Military Academy (IMA) and Officers Training Academy (OTA) requires Graduation from a recognised university and maximum age of 24 years. Hope this helps
DVD.

There is no bar of attempts to appear in SSC CGL exam. However aspirants applying for SSC CGL must not be less than 18 years and cannot be more than 32 years of age if belongs to general category.