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DSSSB Reasoning Ability Syllabus

DSSSB (Delhi Subordinate Services Selection Board)

14
Topics
50
Sub-topics
40
Questions

Reasoning Ability is one of 4 sections in the DSSSB syllabus. It has 14 topics and 50 sub-topics, with about 40 questions (40 marks).

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DSSSB Reasoning Ability: topic-wise syllabus

  1. 1

    Analogy

    • Word Analogy
    • Number Analogy
    • Letter Analogy
  2. 2

    Classification

    • Word Classification
    • Letter Classification
    • Number Classification
    • Odd One Out
  3. 3

    Coding-Decoding

    • Letter Coding
    • Number Coding
    • Symbol Coding
    • Mixed Coding
  4. 4

    Blood Relations

    • Family Tree Problems
    • Coded Blood Relations
    • Relationship Puzzles
  5. 5

    Direction & Distance

    • Direction Sense
    • Distance Calculation
    • Shadow-Based Directions
  6. 6

    Syllogism

    • Basic Syllogism
    • Either-Or Cases
    • Coded Syllogism
    • Possibility Cases
  7. 7

    Order & Ranking

    • Rank Positioning
    • Order Arrangement
    • Comparison-Based Ranking
  8. 8

    Alphabet Test

    • Letter Positioning
    • Dictionary Order
    • Word Formation
  9. 9

    Number Series

    • Missing Number Series
    • Wrong Number Series
    • Next Number Series
  10. 10

    Letter Series

    • Letter Pattern Series
    • Alpha-Numeric Series
    • Continuous Pattern Series
  11. 11

    Puzzle

    • Scheduling Puzzle
    • Comparison Puzzle
    • Box-Based Puzzle
    • Floor-Based Puzzle
    • Classification Puzzle
    • Day-Based Puzzle
  12. 12

    Seating Arrangement

    • Linear Arrangement
    • Circular Arrangement
    • Rectangular Arrangement
    • Parallel Row Arrangement
  13. 13

    Data Sufficiency

    • Statement & Conclusion
    • Statement & Assumptions
    • Statement & Arguments
    • Statement & Course of Action
  14. 14

    Venn Diagram

    • Set Relationships
    • Logical Venn Diagrams
    • Set Analysis

Frequently asked questions

What topics are in the DSSSB Reasoning Ability syllabus?

Reasoning Ability for DSSSB has 14 topics: Analogy, Classification, Coding-Decoding, Blood Relations, Direction & Distance, Syllogism, Order & Ranking, Alphabet Test, Number Series, Letter Series and 4 more, with 50 sub-topics in all.

How many questions come from Reasoning Ability in DSSSB?

About 40 questions (40 marks). Always check the latest notification, as numbers can change.

How do I practise DSSSB Reasoning Ability on Topicly?

Pick a topic above and study it your way — step-by-step chat, a quiz, a formula sheet or a voice call with Sia. Topicly tracks each sub-topic so you know what's left. It's free to start.

Compiled from official notifications for study purposes. Always confirm with the conducting body's latest notification.