This comprehensive guide covers the official PSTCL ASSA Syllabus 2025 and Exam Pattern. Review these subject-wise topics, marking schemes, and section weightages to streamline your exam preparation and boost your chances of success.
Punjab State Transmission Corporation Limited (PSTCL) has announced 609 total vacancies, with 195 openings for the Assistant Sub-Station Attendant (ASSA) position. Candidates selected for the recruitment process must clear an Online Computer-Based Test (CBT). Mastering the detailed PSTCL ASSA Syllabus 2025 is essential to understanding the core subjects and topics featured in the upcoming examination.
PSTCL ASSA Syllabus and Exam Pattern 2025
The PSTCL ASSA Syllabus and Exam Pattern 2025 serves as your roadmap for the exam, providing insights into subjects, sub-topics, distribution of marks, and expected difficulty levels. By aligning your study schedule with the official syllabus, you can craft a focused preparation strategy, eliminate irrelevant study material, and maximize your scoring potential.
| PSTCL ASSA Syllabus and Exam Pattern 2025- Overview | |
| Organization | Punjab State Transmission Corporation Limited (PSTCL) |
| Post name | Assistant Sub-Station Attendant (ASSA) |
| Vacancy | 195 |
| Mode of Exam | Online |
| PSTCL Exam Date 2026 | 13th to 16th January 2026 |
| Type of Questions | Objective Type Multiple Choice Question |
| Duration of Exam | Group A and B- 2 Hours (120 Minutes) Group C- 3 Hours (180 Minutes) |
| Marking Scheme | Each question carries 1 mark |
| Negative Marking | -0.25 for each incorrect answer |
| Official website | https://www.pstcl.org/ |
PSTCL ASSA Exam Pattern 2025
The exam pattern for Group A & B posts—including Assistant Engineer (Electrical), Accounts Officer, Assistant Manager (IT), Divisional Accountant, and various Junior Engineer disciplines—differs from Group C positions like Telephone Mechanic and LDC/Typist. Below, we provide the specific exam structure for all designated posts.
PSTCL ASSA Group A & B Exam Pattern 2025
The online examination is conducted in English, with the exception of the mandatory "Punjabi Language Knowledge" section. The paper features 100 objective-type MCQs. Each correct answer carries one mark, while incorrect responses incur a negative marking penalty of 0.25 (1/4th) of the marks per question. The total time allotted for the exam is 2 hours (120 minutes).
| Topic | Number of Questions | Marks | Duration |
| Questions related to the concerned Course (Technical Questions) | 50 | 50 | 2 Hours (120 Minutes) |
| Punjabi Language Knowledge | 20 | 20 | |
| General Knowledge/Awareness | 10 | 10 | |
| Logical Reasoning/Quantitative Aptitude | 10 | 10 | |
| General English | 10 | 10 | |
| Total | 100 | 100 |
PSTCL ASSA Group C Exam Pattern 2025
For posts such as Telephone Mechanic, LDC/Typist, and LDC/Accounts, Part-I consists of a mandatory qualifying test in Punjabi Language, comprising 50 objective-type MCQs. Each correct answer is awarded one mark, and there is no negative marking for this section.
Part-II of the online exam is bilingual (English/Punjabi) for the Telephone Mechanic post, while for LDC/Typist and LDC/Accounts, it is conducted exclusively in English (excluding the Punjabi language component). The structure for the Part-II question paper is detailed below.
- Number of Questions: 100 objective-type questions (MCQ)
- Marking Scheme: Each question carries one mark
- Negative Marking: -0.25 mark for each incorrect answer
- Time Duration: 3 hours (180 minutes)
Exam Pattern for Telephone Mechanic & LDC/Accounts:
| Topics | Number of Questions | Marks |
| Part I (Qualifying test of Punjabi Language) | ||
| Knowledge of the Punjabi Language | 50 | 50 |
| Part II | ||
| Questions related to the concerned Course (Technical Questions) | 50 | 50 |
| Punjabi Language Knowledge | 20 | 20 |
| General Knowledge/Awareness | 10 | 10 |
| Logical Reasoning/Quantitative Aptitude | 10 | 10 |
| General English | 10 | 10 |
Exam Pattern for LDC/Typist:
| Topics | Number of Questions | Marks |
| Part I (Qualifying test of Punjabi Language) | ||
| Knowledge of the Punjabi Language | 50 | 50 |
| Part II | ||
| General Knowledge | 20 | 20 |
| Punjabi Language Knowledge | 20 | 20 |
| Basic Computer Knowledge | 20 | 20 |
| Logical Reasoning/Quantitative Aptitude | 20 | 20 |
| Numerical Aptitude | 10 | 10 |
| General English | 10 | 10 |
PSTCL ASSA Syllabus 2025
PSTCL officials will finalize the selection process based on the merit list derived from the written examination. Applicants for the ASSA role should refer to the following subject-wise syllabus breakdown to ensure their preparation aligns with the exam requirements.
General Knowledge
- Basic Computer
- Indian History
- Physics
- Famous Books & Authors
- Inventions in the World
- Environment
- Chemistry
- Indian Culture
- Geography
- Sports
- Indian Parliament
- Indian Politics
- Zoology
- Famous Days & Dates
- Indian Economy
- Botany, etc.
Numerical Ability
- Simple Interest
- Areas
- Averages
- Races and Games
- Percentages
- Mensuration
- Time and Distance
- Problems on Trains
- Problems on L.C.M and H.C.F
- Pipes and Cisterns
- Problems on Numbers
- Compound Interest
- Quadratic Equations
- Indices and Surds
- Probability
- Odd Man Out
- Time and WorkSarkari Naukri Alerts
- Simple Equations
- Partnership
- Permutations and Combinations
- Ratio and Proportion
- Boats and Streams
- Numbers and Ages
- Simplification and Approximation
- Mixtures and Allegations
- Volumes
- Profit and Loss
English
- Passage Completion
- Spelling Test
- Idioms and Phrases
- Antonyms
- Joining Sentences
- Transformation
- Fill in the blanks
- General English
- Substitution
- Sentence Arrangement
- Para Completion
- Sentence Improvement
- Synonyms
- Prepositions Sentence
- Completion of Active and Passive Voice
- Error Correction (Underlined Part)
- Spotting Errors
- Error Correction, etc.
Reasoning
- Alphabet Series
- Semantic classification
- Number Ranking
- Problem-solving
- Number, Ranking & Time Sequence
- Number Series
- Clocks & Calendars
- Logical Venn Diagrams
- Logical Sequence of Words
- Coding-Decoding
- Figural Pattern
- Non-Verbal Series
- Blood Relations
- Figural Classification
Basic Electrical Engineering
- DC Circuits
- Electro Magnetism
- AC Circuits
- Network Theorems
Electrical Circuits & Systems
- DC Circuits
- Classification of Material
- Active & Passive Components
- AC Fundamentals
- Transformers
- DC Machines
- AC Machines
- Semiconductor Diode
- Transistors
- Power Supplies
Electrical & Electronics Engineering
- Basic Electromagnetic Laws
- Measuring Instruments
- DC Machines
- Transformers
- Induction Machines
- Synchronous Machines
Electrical Technology & Electronics
- Basic Concepts
- Electrical Safety
- AC Fundamentals
- Electromagnetic Induction
- Electrical Machine
- Transformers
- Basic Electronic
Electrical Machines
- Generalised system of electrical machines
- Transformers
- DC Machines
- AC Machines
- Single Phase & Fractional Kilowatt Motors
Also Read:
- PSTCL Result 2026 Declared for AE, JE, Clerk, ALM & More - Download Merit List PDFs
- PSTCL Exam Dates 2026 Announced: 609 Vacancies, Check Official Schedule & Notification
- PSTCL Answer Key 2026 Released: Download Response Sheet & Raise Objections on pstcl.org
- PSTCL ALM Syllabus 2026: Comprehensive Guide to Exam Pattern & Subject-wise Topics
- PSTCL Admit Card 2026 Released: Download Hall Tickets for AE, JE, Clerk, ALM & More
- DSSSB TGT Computer Science Previous Year Question Papers: Download PDFs & Practice