The Punjab State Transmission Corporation Limited (PSTCL) has announced a total of 609 vacancies for various posts, out of which 195 are for the Assistant Sub-Station Attendant (ASSA) post. The candidates who apply for this post have to then appear for an Online Computer-Based Test (CBT), for which knowing the PSTCL ASSA Syllabus 2025 is important, as it outlines the subjects and topics from which questions will be asked in the exam.
PSTCL ASSA Syllabus and Exam Pattern 2025
The PSTCL ASSA Syllabus and Exam Pattern 2025 provides a complete overview of the subjects, sub-topics, marking areas, and difficulty levels that will be part of the exam. By following the syllabus, candidates can make an effective study plan, avoid unnecessary topics, and improve their overall preparation strategy.
| 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 |
| 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 (Assistant Engineer (OT) / Electrical, Accounts Officer, Assistant Manager /IT, Divisional Accountant, Junior Engineer/Electrical, Junior Engineer/Civil, Junior Engineer/Communication & Law Officer Grade-II) will be different from Group C posts (Telephone Mechanic, LDC/Accounts & LDC/Typist). Below, we have provided the exam pattern for all the posts.
PSTCL ASSA Group A & B Exam Pattern 2025
The online exam will be only in the English language, except for “Punjabi Language Knowledge”, which will be only in Punjabi. The question paper will consist of 100 objective-type questions (MCQ). All the multiple-choice questions will carry one mark for each correct answer, and there will be negative marking for a wrong answer, 0.25 (1/4th) of the marks allotted for a correct answer. The exam would be of 2 hours (120 minutes) duration.
| 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
The test of Punjabi Language (Part-I) for posts Telephone Mechanic, LDC/Typist & LDC/Accounts will consist of 50 objective-type questions (MCQ) and shall be a mandatory qualifying test. All the multiple-choice questions of Part I for posts Telephone Mechanic, LDC/Typist & LDC/Accounts will carry one mark for each correct answer, and there will be no negative marking.
Part-II of the Online exam will be bilingual (English/Punjabi) for the post of Telephone Mechanic only, and for LDC/Typist & LDC/Accounts will be in English Only, except “Punjabi Language Knowledge” exam questions, which will be only in Punjabi. Part II question paper structure will be as follows.
- 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)
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 |
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
The Punjab State Transmission Corporation Limited officials will conduct the PSTCL ASSA Exam and will select the candidates based on the merit list of the written test. So, applied candidates who have applied for this post might be looking for the proper PSTCL ASSA Syllabus 2025. The subject-wise topics included in the syllabus have been provided below.
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



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