DSSSB ASO Syllabus 2026: Check Tier I & II, Exam Pattern and Syllabus

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• Updated May 14, 2026 06:18 PM
• by Kowsalya Chinnadurai
• DSSSB ASO Syllabus 2026 provides a complete roadmap for candidates preparing for the Delhi Subordinate Services Selection Board Assistant Section Officer (Grade-II / GNCTD) exam. It covers objective and descriptive tests across two tiers, focusing on general awareness, reasoning, numerical ability, languages, and computer proficiency to assess administrative skills for Delhi government roles.
• DSSSB ASO Syllabus 2026 is now available for the Assistant Section Officer recruitment under Advt. No. 01/2026. The Delhi Subordinate Services Selection Board (DSSSB) conducts this two-tier exam to fill Grade-II (GNCTD) posts in various Delhi government departments.
• Tier 1 serves as a qualifying screening test, while Tier 2 determines the final merit with both objective and descriptive components. Candidates must master General Awareness, Reasoning, Numerical Ability, Hindi & English Comprehension, and Computer Proficiency. Understanding the complete DSSSB ASO syllabus and exam pattern helps aspirants create an effective study plan and score well in this competitive state-level exam.

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DSSSB ASO 2026 Exam Overview

DSSSB ASO Exam Pattern 2026

• The exam follows a Two-Tier structure. Tier 1 is qualifying in nature. Final selection is based on Tier 2 performance (Part 1 MCQ + Part 2 Descriptive).

Tier 1 Exam Pattern (Qualifying)

Tier 2 Exam Pattern (Merit-Deciding)

• Part 1 (Objective MCQ – 200 Marks)
• Part 2 (Descriptive – 100 Marks, in English)
• Total Duration for Tier 2: 3 Hours (one session). Negative Marking: 0.25 per wrong MCQ answer in both tiers.

1. General Awareness Syllabus (Tier 1 & Tier 2)

• Current Events (National & International, last 6 months)
• Indian History, Geography, Polity & Constitution
• Economics, Sports, Art & Culture
• Scientific Research, Discoveries & Everyday Science
• National & International Organizations
• Famous Places, Books & Authors in India
• Environmental Issues & Delhi-specific GK (governance, schemes)

2. General Intelligence & Reasoning Ability Syllabus

• Analogies, Similarities & Differences
• Problem Solving, Analysis, Judgment & Decision Making
• Visual Memory, Discrimination, Observation
• Relationship Concepts, Arithmetical Reasoning
• Verbal & Figure Classification, Number Series
• Blood Relations, Syllogism, Coding-Decoding, Direction Sense

3. Arithmetical & Numerical Ability Syllabus

• Number System, Simplification, Decimals & Fractions
• LCM & HCF, Ratio & Proportion, Percentage, Average
• Profit & Loss, Discount, Simple & Compound Interest
• Time & Work, Time & Distance, Mensuration
• Data Interpretation, Tables & Graphs

4. Hindi Language & Comprehension Syllabus (Mainly Tier 1)

• Grammar, Vocabulary, Sentence Structure
• Synonyms, Antonyms, One Word Substitution
• Idioms & Phrases, Error Detection, Reading Comprehension
• Correct Usage & Spelling

5. English Language & Comprehension Syllabus (Tier 1 & Tier 2)

• Reading Comprehension, Vocabulary, Grammar
• Sentence Structure & Improvement
• Synonyms, Antonyms, Idioms & Phrases
• Active/Passive Voice, Direct/Indirect Narration
• Error Spotting, Fill in the Blanks

6. Computer Proficiency Syllabus (Tier 2 Only)

• Basics of Computers, Hardware & Software
• History & Generations of Computers
• MS Office (Word, Excel, PowerPoint) – Formatting, Formulas, Shortcuts
• Operating Systems (Windows), Internet & Networking Basics
• Email, Cyber Security, Virus & Antivirus
• Input/Output Devices, Memory & Storage

Q1. What is the DSSSB ASO syllabus for Paper 1?

• Paper 1 (Tier I) is expected to include General Awareness, General Intelligence & Reasoning Ability, Arithmetical & Numerical Ability, Hindi Language & Comprehension, English Language & Comprehension, and basic computer/office awareness.

Q4. What is the DSSSB ASO exam pattern 2026?

• The exam pattern is expected to be a 200-mark, 2-hour objective Tier I with 0.25 negative marking and a descriptive/subject Tier II of about 200 marks; final pattern will be as per official ASO notification.

Q5. Can I download the DSSSB ASO syllabus from the website?

• Yes, once released, the official ASO syllabus PDF can be downloaded from the DSSSB website under the recruitment/syllabus or ASO notification section.