C1CSE One Learn

Stage

Preliminary Examination

What this covers

The preliminary stage separates General Studies Paper I from General Studies Paper II (CSAT). The first organizes the broad subject map; the second organizes comprehension, reasoning and quantitative skills. These need different practice methods.

Key ideas

  • General Studies Paper I
  • CSAT
  • objective-question distinctions
  • error analysis

Papers 2

  1. 01General Studies Paper IPrelims GS Paper I brings current events together with history, geography, polity, economic and social development, environment and general science.7 topics
  2. 02General Studies Paper II (CSAT)CSAT studies six skill areas: comprehension, communication, reasoning, decision making, mental ability and basic numeracy with data interpretation.6 topics

Official wording is from UPSC's Civil Services Examination 2026 notification, the current baseline for CSE 2027 preparation. Always check the latest notification at upsc.gov.in. Scopes and key ideas are CSE One's study map and are being expanded.