Your optional subject appears in your DAF, and the board treats it as a zone of expected expertise. Optional-related questions typically form a significant share of the 30-45 minute interview.

What the board actually asks:

The board does not reproduce textbook questions. Instead it asks you to: explain core theories from your optional in accessible terms, identify which concepts from your subject have governance or policy relevance, connect your optional to current events (for example, how IR theory explains India's position in a multilateral forum; how sociological frameworks explain agrarian distress), and translate ideas into district-level administrative thinking.

If your optional matches your graduation subject: The board expects a high baseline of depth. Be prepared for probing follow-up questions and do not bluff on specifics you are uncertain about.

If your optional does not match your graduation subject: Prepare a concise, honest answer for the likely question 'Why did you not choose your graduation subject as your optional?' Explain your reasoning around syllabus alignment, interest, and exam strategy.

Practical preparation steps:

• Identify the 10-15 most intellectually interesting topics from your optional syllabus and prepare to speak on each for 2-3 minutes without jargon, as if explaining to a non-specialist
• Map each major optional concept to a real governance example (a law, a scheme, a court judgment, a current international event)
• Practice mock interviews with a focus on optional, anticipating follow-up questions two levels deeper than your first answer
• Read one current affairs item per week that connects to your optional domain in the 3 months before the interview