Detailed subject-wise syllabus breakdown, exam pattern, section-wise marks distribution, and preparation roadmap for 2026.
Tier-I Computer Based Examination consists of 100 objective questions across four mandatory sections.
| Section & Subject | Key Topic Areas | Questions | Marks |
|---|---|---|---|
| English Language | Grammar, Vocabulary, Spot Error, Cloze Test | 25 | 50 |
| General Intelligence | Analogies, Series, Coding, Pattern Folding | 25 | 50 |
| Quantitative Aptitude | Arithmetic, Algebra, Geometry, Mensuration | 25 | 50 |
| General Awareness | History, Geography, Polity, Science, Current Affairs | 25 | 50 |
Detailed syllabus breakdown by subject and sub-topics.
Key Sub-Topics Included:
Analogy, Series, Coding-Decoding, Venn Diagrams, Pattern Completion
Tier-I is qualifying for shortlisting to Tier-II. Aim for 150+ given recent cut-off trends (UR cut-off reached ~157.36 in CHSL 2024 and ~157.72 in CHSL 2022).
Tier-II contains mandatory qualifying Typing Test (35 wpm English / 30 wpm Hindi for LDC/JSA) and DEST. Practice keyboard speed along with written exam preparation.
You must attempt 100 questions in 60 minutes (36 seconds per question). Practice mock tests regularly to minimize unattempted questions.