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DSSSB ASO Syllabus 2026 {DASS Grade 2}: Updated and Complete (Topic-Wise )

DSSSB ASO Syllabus 2026 {DASS Grade 2}: Updated and Complete (Topic-Wise )

यह सिलेबस Tier 1 (Screening/Objective) और Tier 2 (Main) दोनों के लिए है। DSSSB की official notification के अनुसार, DASS Grade 2 में आमतौर पर Two-Tier exam होता है (Tier 1 qualifying + Tier 2 merit basis), और skill test भी।

DSSSB DASS Grade 2 Exam 2026: Overview

ParticularsDetails
OrganizationDelhi Subordinate Services Selection Board (DSSSB)
Post NameGrade-II (DASS) / Assistant Section Officer (ASO)
Exam ModeOnline (Computer-Based Test – CBT)
Selection ProcessTier I (Qualifying), Tier II (MCQ + Descriptive), Document Verification
Negative Marking0.25 marks deducted for each wrong answer in objective papers 

Exam Pattern (Tier-Wise)

DSSSB DASS Grade 2 Tier I Exam Pattern

  • Purpose: Qualifying in nature. Marks are not counted for the final merit, but you need to clear it to qualify for Tier II .
  • Structure: 200 Multiple Choice Questions (MCQs), 200 marks, 2 hours duration.
SubjectNo. of QuestionsMarks
General Awareness4040
General Intelligence & Reasoning Ability4040
Arithmetical & Numerical Ability4040
English Language & Comprehension4040
Hindi Language & Comprehension4040
Total200200

DSSSB DASS Grade 2 Tier II Exam Pattern

  • Purpose: Final merit is based on performance in Tier II .
  • Structure: Part I (Objective) and Part II (Descriptive), total 275 marks, 3 hours duration.
PartSubjects / ComponentsMarks
Part I (Objective)General Awareness (Delhi-focused), Reasoning, Quantitative Ability, English200
Part II (Descriptive)Essay, Letter/Application Writing, Precis/Expansion of Ideas75
Total275

DSSSB DASS Grade 2 Detailed Syllabus (Topic + Sub-topic wise)

1. General Awareness

Main TopicSub-Topics / Important Areas
Current AffairsLast 6-12 months के National & International Events, Awards, Sports, Summits, Govt Schemes
Indian HistoryAncient, Medieval, Modern (Freedom Struggle, Important Movements, Leaders)
Indian Polity & ConstitutionConstitution Features, Preamble, Fundamental Rights/Duties, Parliament, President, Judiciary, Amendments
GeographyIndia & World Geography, Physical Features, Rivers, Climate, Delhi-specific Geography
EconomicsIndian Economy, Budget, Five Year Plans, Poverty, Unemployment, Banking, RBI
General SciencePhysics, Chemistry, Biology (Basic NCERT level), Everyday Science
Art & CultureIndian Art, Dance, Music, Festivals, Delhi Culture & Heritage
SportsMajor Tournaments, Players, Olympics, Cricket, Awards
Environment & EcologyPollution, Climate Change, Biodiversity, Govt Initiatives
Static GKBooks & Authors, Famous Places, National/International Organizations, Capitals

2. General Intelligence & Reasoning Ability

Main TopicSub-Topics
Verbal ReasoningAnalogies, Similarities & Differences, Coding-Decoding, Blood Relations
Non-Verbal ReasoningSeries (Number/Figure), Mirror/Water Image, Embedded Figures, Paper Folding
Logical ReasoningSyllogism, Statement-Conclusion, Assumptions, Course of Action
Analytical AbilityProblem Solving, Analysis, Judgment, Decision Making
Spatial & VisualSpace Visualization, Visual Memory, Observation, Relationship Concepts
Arithmetical ReasoningNumber Series, Arithmetical Number Series, Classification
OthersDirection Sense, Ranking, Alphabet Test, Puzzle, Seating Arrangement

3. Arithmetical & Numerical Abilities

Main TopicSub-Topics (Level: 10th-12th)
Number SystemHCF/LCM, Simplification, Decimals, Fractions
PercentagePercentage, Profit & Loss, Discount
Ratio & ProportionRatio, Proportion, Partnership
AverageAverage, Mean, Median, Mode
Time & WorkTime & Work, Pipes & Cisterns, Work Efficiency
Time, Speed & DistanceTrains, Boats, Relative Speed
Simple & Compound InterestSI/CI, Installments
MensurationArea, Volume (2D/3D Shapes: Square, Circle, Cylinder, Cone etc.)
AlgebraBasic Equations, Identities
Data InterpretationTables, Bar Graph, Pie Chart, Line Graph
OthersMixture & Alligation, Ages, Probability (Basic)

4. English Language & Comprehension

Main TopicSub-Topics
VocabularySynonyms, Antonyms, One Word Substitution, Idioms & Phrases
GrammarSpotting Errors, Sentence Improvement, Fill in the Blanks, Active/Passive Voice
ComprehensionReading Comprehension (Passage based questions)
Sentence RearrangementPara Jumbles, Sentence Rearrangement
OthersSpelling Errors, Cloze Test, Direct-Indirect Speech

5. Hindi Language & Comprehension (यदि लागू हो, Tier 1 या 2 में)

Main TopicSub-Topics (10th स्तर)
व्याकरणसंधि, समास, उपसर्ग-प्रत्यय, कारक, लिंग, वचन, काल, वाक्य शुद्धि
शब्द भंडारपर्यायवाची, विलोम, अनेक शब्दों के लिए एक शब्द, मुहावरे-लोकोक्तियाँ
गद्यांशअपठित गद्यांश (Comprehension)
Othersवाक्यांश के लिए एक शब्द, तत्सम-तद्भव, विशेषण-विशेष्य

6. Computer Knowledge (Tier 2 में मुख्य रूप से, या कभी Tier 1 में भी)

Main TopicSub-Topics
BasicsHistory of Computers, Hardware & Software, Input/Output Devices
MS OfficeWord, Excel, PowerPoint (Shortcuts, Features)
Internet & NetworkingWWW, Browsers, Email, Social Media, Networking Basics (LAN/WAN)
Operating SystemWindows Basics, File Management
OthersCyber Security, Computer Abbreviations, Keyboard Shortcuts, MS Paint etc.

Exam Prep Tips

  1. Tier I Focus: Since Tier I is only qualifying, aim to clear the cut-off. Focus on time management to solve 200 questions in 2 hours. Accuracy is key because of the 0.25 negative marking .
  2. Tier II Strategy: Give maximum time to this. For the Objective Part, practice advanced level questions. For the Descriptive Part, practice writing one essay and one letter per week. Focus on formal official language .
  3. Current Affairs: Read a good monthly magazine. Pay special attention to Delhi-specific news (Government schemes, historical places, local administration) .
  4. Practice: Solve previous year’s question papers. This will help you understand the difficulty level and important topics
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