Course module
Reasoning Ability — NIACL AO 2026 IT SPECIALIST
Explore the module outline and lessons below. Enroll free to begin studying here.
Return to /learn/NIACL-AO-IT-SPECIALIST/reasoning-ability after enrolling
- Lessons
- 127
- Duration
- 30 hr 6 min
- PYQs
- 631
- Practice
- 336
32% of this course's PYQ weight is covered in this module.
Syllabus index
Lessons in this module
Series (Number and Letter Series) (Numerical Relations and Reasoning)
Basic Concepts and Terminologies
- Demo: Types of Series, Question Types, Pre-requisitesStandard Video
- [Notes] Types of Series, Question Types, Pre-requisitesPdf
- Demo: Tricks to Remember Alphabet to Number MappingStandard Video
- [Notes] Tricks to Remember Alphabet to Number MappingPdf
- Demo: Story for Reverse Alphabet to Number MappingStandard Video
- [Notes] Story for Reverse Alphabet to Number MappingPdf
Number Series
- All Possible Series that can be formedDrm Video
- [Notes] All Possible Series that can be formedPdf
- Some Important Observations and Short TricksDrm Video
- [Notes] Some Important Observations and Short TricksPdf
- Series with combinationDrm Video
- [Notes] Series with combinationPdf
- Find the next term (Important Questions)Drm Video
- [Notes] Find the next term (Important Questions)Pdf
- Important Practice Questions (Part 2)Drm Video
- [Notes] Important Practice Questions (Part 2)Pdf
- Brute Force Short Trick for Tough QuestionsDrm Video
- [Notes] Brute Force Short Trick for Tough QuestionsPdf
- HOT (Higher Ordered Thinking) QuestionsDrm Video
- [Notes] HOT (Higher Ordered Thinking) QuestionsPdf
Letter or Alphabet Series
Multiple Topics
- Find the missing term (Important Questions)Drm Video
- [Notes] Find the missing term (Important Questions)Pdf
- Find the odd one out (Important Questions)Drm Video
- [Notes] Find the odd one out (Important Questions)Pdf
- Important Practice Questions (Part 1)Drm Video
- [Notes] Important Practice Questions (Part 1)Pdf
- NUMBER AND LETTER SERIES (Revision & Practice Problems)Drm Video
- [Notes] NUMBER AND LETTER SERIES (Revision & Practice Problems)Pdf
Coding Decoding
Basic Concepts, Alphabet–Number Mapping and Base Conversions
- Demo: Pre-requisites and Basics ConceptsStandard Video
- [Notes] Pre-requisites and Basics ConceptsPdf
- Demo: Trick for Alphabet to Number MappingStandard Video
- [Notes] Trick for Alphabet to Number MappingPdf
- Demo: Reverse Alphabet to Number MappingStandard Video
- [Notes] Reverse Alphabet to Number MappingPdf
Word or Alphabet based Coding
Number Based Coding
Alphabet, Word, Number based Coding (Mixed Patterns)
Symbols based Coding
Language Translation Coding (Chinese Coding) (Sentence Based Coding)
Renaming Based Coding (Object Substitution)
Pair, Group, Relationship-Based and Miscellaneous Coding
Data Sufficiency
Basics of Data Sufficiency
Number System and Arithmetic Based Data Sufficiency
- Part 1 - Important Practice QuestionsDrm Video
- [Notes] (Part 1) Important Practice QuestionsPdf
- Part 2 - Important Practice QuestionsDrm Video
- [Notes] (Part 2) Important Practice QuestionsPdf
- Part 4 - Important Practice QuestionsDrm Video
- [Notes] (Part 4) Important Practice QuestionsPdf
- Part 7 - Important Practice QuestionDrm Video
- [Notes] (Part 7) Important Practice QuestionPdf
Algebra and Exponent-Based Data Sufficiency
Seating Arrangements
Deductive and Inductive Reasoning (Logical Deduction and Induction) (Prepositional Reasoning)
Statement and Conclusion
Statement and Arguement
Statement and Assumption
Statement and Course of Action
Directions (Direction Test)
Ranking, Order and Sequence
Syllogisms
Basic Syllogism
Blood Relations
Puzzle Solving (Puzzles)
Inequality
Previous-year questions
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Explore the course
- Quantitative Aptitude
- English Language
- General Awareness
- C Concepts + MCQs (IT Specialist)
- Java (IT Specialist)
- Python (IT Specialist)
- OOPs (IT Specialist)
- DBMS (IT Specialist)
- SQL (IT Specialist)
- Software Engineering (IT Specialist)
- Data Structure (IT Specialist)
- Operating System (IT Specialist)
- Compiler Design (IT Specialist)
- Computer Architecture (IT Specialist)
- Data Communication & Networking (IT Specialist)
- Descriptive Test (Main Exam)