DSSSB ASO Syllabus and Exam Pattern 2026, Check Tier 1 & 2 Syllabus

Delhi Subordinate Service Selection Board (DSSSB) is going to recruit eligible candidates for 911 vacancies for  Grade – II/Assistant Section Officer (ASO), Legal Assistant, and other posts. Candidates who will be applying must go through the DSSSB ASO Syllabus 2026 to know all the subject-wise topics from which questions will be asked in the exam. Candidates must also understand the exam pattern to know the exam foramt including number of questions, marks, duration, and more.

DSSSB ASO Syllabus and Exam Pattern 2026

The DSSSB ASO Recruitment 2026 Exam will consist of two written examinations. The questions are asked in this exam from various subjects, like General Awareness, Reasoning, Numerical Ability, English Language and Computer. Candidates who are preparing for this state-level examination can review the syllabus and exam pattern.

DSSSB ASO Selection Process 2026

The selection process for DSSSB ASO consists of the following stages and candidates must need to qualify in all stages.

Stage 1- Written Examination (Tier I): 200 multiple-choice questions (MCQs) for 200 marks.

Stage 2- Written Examination (Tier II): Objective typer & descriptive type

Stage 3- Document Verification: Candidates shortlisted on the basis of the written exam merit list are called for document verification. Original certificates of educational qualifications, age proof, caste certificate (if applicable), and other relevant documents must be produced.

Stage 4- Medical Examination: Selected candidates may be required to undergo a medical fitness examination as per departmental norms.

Stage 5- Final Merit List: The final selection is based purely on the marks secured in the written examination. There is no interview for the ASO post.

DSSSB ASO Exam Pattern 2026

• Tier 1 is a computer-based test (CBT) consisting entirely of objective-type (MCQ) questions, while Tier 2 Paper will consist of 300 questions both objective and descriptive.
• DSSSB ASO Tier-I examination is only qualifying in nature and used for short listing only. However, mandatory minimum qualifying marks criteria will be applicable in Tier-I Examination.
• A deduction of 0.25 marks will be made for each wrong MultipleChoice Question (MCQ) answer of 01 marks question.

DSSSB ASO Syllabus 2026 (Tier 1 & 2)

Below is the section-wise detailed syllabus for the DSSSB ASO written examination. Candidates should cover each topic thoroughly as questions can be framed from any part of the syllabus.

General Awareness Syllabus

1. Current Events of the last six months
2. Indian History
3. Indian Polity
4. Indian Constitution
5. Sports
6. Art & Culture
7. Geography
8. Economics
9. Scientific Research and Discoveries
10. National/International Organization
11. Famous Places around India
12. Books and Authors

Reasoning Ability Syllabus

1. Analogy
2. Similarities and Differences
3. Space Visualisation
4. Judgement and Decision Making
5. Visual Memory
6. Discrimination
7. Blood Relation
8. Alphabetical Reasoning
9. Number Series
10. Syllogism

Arithmetical & Numerical Abilities Syllabus

1. Number System
2. Simplification
3. Decimal
4. Data Interpretation
5. Fractions
6. LCM & HCF
7. Percentage
8. Average
9. Profit & Loss
10. Discount
11. Simple & Compound Interest
12. Time & Work
13. Time & Distance
14. Statistics

English Language & Comprehension Syllabus

1. Common Errors
2. Sentence Improvements
3. One Word Substitution
4. Idioms & Phrases
5. Synonyms & Antonyms
6. Spelling Test
7. Voice
8. Narration
9. Reading Comprehension

Computer Knowledge Syllabus

1. Hardware & Software Basics
2. History and Origin of Computers
3. Generations of Computers
4. Window Operating System
5. Internet and Related Terms
6. Questions on Basic MS-Office
7. Networking and Communication
8. Database Management
9. Virus and Security
10. Input and Output Devices
11. Shortcut Key

DSSSB ASO Preparation Tips

Preparing for the DSSSB Grade-II ASO Examination requires a smart strategy, a clear understanding of the syllabus, and consistent practice. Below, we shared some effective preparation tips to help the candidates to score better in the exam.

• Understand the syllabus and note down the important topics.
• Make a realistic study plan and allocate more time to weak areas. Include daily revision in your timetable.
• For current affairs, read the newspaper daily.
• Revise static GK regularly and make short notes for quick revision.
• Focus on strong areas and clear the basic concepts and practice questions.

DSSSB Grade 2/ ASO Previous Year Question Papers- Click to Check

DSSSB Grade 2 ASO Salary Structure- Click to Check