SCL Syllabus 2026: Exam Pattern & PDF Download
The SCL Syllabus 2026 is available in the official recruitment notification for Technician B and Technical Assistant posts. Candidates preparing for the Semi-Conductor Laboratory recruitment examination can check the subject-wise syllabus, CBT exam pattern, marking scheme, qualifying marks, and selection process before starting their preparation.
The Semi-Conductor Laboratory (SCL), an autonomous organization under the Ministry of Electronics and Information Technology (MeitY), Government of India, has advertised 83 vacancies, including 41 Technician B and 30 Technical Assistant positions.
SCL Syllabus 2026 Latest Update: According to Advertisement No. SCL:DR:01/2026, the Technician B and Technical Assistant examination consists of 200 multiple-choice questions carrying 200 marks, with a total duration of 120 minutes. Candidates receive one mark for every correct answer, while 0.25 marks are deducted for each incorrect response.
The examination is divided into two parts: General Aptitude and Trade-Specific Technical Knowledge. Candidates can download the official syllabus PDF using the link provided below.
SCL Syllabus 2026 Overview
Candidates planning to appear for SCL Recruitment 2026 should understand the examination structure, subject distribution, and selection requirements.
The following table provides the important recruitment and examination details.
| Particulars | Details |
|---|
| Organization | Semi-Conductor Laboratory (SCL) |
| Ministry | Ministry of Electronics and Information Technology |
| Advertisement No. | SCL:DR:01/2026 |
| Recruitment Year | 2026 |
| Total Vacancies | 83 |
| Technician B Vacancies | 41 |
| Technical Assistant Vacancies | 30 |
| Exam Mode | Computer-Based Test |
| Questions | 200 |
| Maximum Marks | 200 |
| Exam Duration | 120 Minutes |
| Negative Marking | 0.25 Marks |
| Selection Process | CBT and Qualifying Skill Test |
| Official Website | https://www.scl.gov.in/ |
The detailed recruitment notification contains the indicative syllabi for the respective technical trades and disciplines.
SCL Exam Pattern 2026
The SCL Exam Pattern 2026 consists of two sections: Part A and Part B.
Part A assesses general aptitude, while Part B evaluates technical knowledge related to the candidate’s trade or engineering discipline.
Each part contains 100 questions and carries 100 marks.
SCL Technician B and Technical Assistant Exam Pattern
| Part | Subject | Questions | Marks |
|---|
| Part A | General English | 25 | 25 |
| Part A | Quantitative Aptitude | 25 | 25 |
| Part A | General Intelligence and Logical Ability | 25 | 25 |
| Part A | General Knowledge / Current Affairs | 25 | 25 |
| Part B | Curriculum-Based Technical Test | 100 | 100 |
| Total | | 200 | 200 |
SCL Exam Marking Scheme
- Total Questions: 200
- Maximum Marks: 200
- Part A Duration: 60 minutes
- Part B Duration: 60 minutes
- Total Duration: 120 minutes
- Correct Answer: +1 mark
- Incorrect Answer: −0.25 marks
- Unattempted Question: No penalty
The examination requires a combination of subject knowledge, problem-solving ability, speed, and accuracy.
SCL Exam Qualifying Marks 2026
The official recruitment notification specifies the following qualifying standards for Technician B and Technical Assistant candidates.
| Category | Qualifying Percentage |
|---|
| Unreserved (UR) | 50% |
| OBC (Non-Creamy Layer) | 45% |
| Economically Weaker Section | 45% |
| SC | 40% |
| ST | 40% |
| PwBD | 40% |
| Ex-Servicemen | 40% |
The standards for reserved categories are subject to the relevant notified reserved vacancies.
Candidates must meet the applicable qualifying criteria and perform sufficiently well to be shortlisted for the next recruitment stage.
SCL Syllabus 2026 for Part A
Part A includes General English, Quantitative Aptitude, General Intelligence and Logical Ability, and General Knowledge/Current Affairs.
Each subject carries 25 marks.
General English Syllabus
Candidates should prepare the following topics:
- Vocabulary
- Synonyms and Antonyms
- Homonyms
- Spelling Correction
- Sentence Improvement
- Error Detection
- Fill in the Blanks
- Idioms and Phrases
- One-Word Substitution
- Active and Passive Voice
- Direct and Indirect Speech
- Cloze Tests
- Reading Comprehension
Regular reading and grammar practice can help candidates improve their accuracy.
Quantitative Aptitude Syllabus
| Topic | Important Areas |
|---|
| Number System | Integers, Decimals, Fractions |
| Arithmetic | Percentages, Ratios, Proportions |
| Average | Average-Based Calculations |
| Profit and Loss | Discount, Selling Price, Cost Price |
| Interest | Simple and Compound Interest |
| Time and Work | Work and Efficiency |
| Time and Distance | Speed-Based Problems |
| Algebra | Basic Equations and Identities |
| Geometry | Triangles, Circles, Polygons |
| Mensuration | Area, Volume, Surface Area |
| Trigonometry | Ratios and Heights and Distances |
| Statistics | Data Representation and Charts |
Candidates should revise important mathematical formulas and practice numerical problems regularly.
General Intelligence and Logical Ability Syllabus
Important topics include:
- Analogies
- Similarities and Differences
- Number and Figure Classification
- Number Series
- Coding-Decoding
- Venn Diagrams
- Logical Reasoning
- Spatial Visualization
- Pattern Recognition
- Embedded Figures
- Critical Thinking
- Problem-Solving
- Arithmetic Reasoning
- Emotional Intelligence
- Social Intelligence
General Knowledge and Current Affairs Syllabus
Important preparation areas include:
- Indian History
- Indian Geography
- Indian Culture
- Indian Economy
- General Policy
- Scientific Research
- General Science
- Current Affairs
- India and Neighbouring Countries
- National and International Developments
Candidates should revise static general knowledge and follow important current events.
SCL Technician B Syllabus 2026
The SCL Technician B Syllabus 2026 focuses on the trade-specific technical knowledge required for the selected position.
The recruitment notification covers 12 Technician B trades.
SCL Technician B Trade-Wise Syllabus
| Trade | Important Topics |
|---|
| Fitter | Measuring Instruments, Marking, Drilling, Lathe, Bearings, Welding |
| ICT System Maintenance | Electronics, Computer Hardware, Operating Systems, Networking |
| Electrician / Electrical | Electrical Circuits, Motors, Transformers, Wiring, Safety |
| Electronics | Electronic Devices, Digital Electronics, Sensors, Communication |
| Electronics Mechanic | Semiconductors, Transistors, Soldering, Testing, Microcontrollers |
| Instrumentation | Measurements, Sensors, Calibration, Control Systems |
| Refrigeration & Air Conditioning | Refrigeration Systems, Compressors, Condensers |
| Draughtsman (Civil) | Surveying, CAD, Construction Drawings |
| Draughtsman (Mechanical) | Engineering Drawing, Projections, Tolerances, CAD |
| Fire & Safety | Fire Prevention, Detection, Firefighting Equipment |
| Plumber | Pipe Systems, Pumps, Plumbing Drawings |
| Mechanic (Diesel) | Diesel Engines, Fuel Systems, Maintenance |
SCL Electrician Syllabus 2026
Important topics include:
- Basic Electrical Engineering
- Electrical Circuits
- AC and DC Principles
- Electrical Machines
- Transformers
- Electrical Measuring Instruments
- Domestic and Industrial Wiring
- Magnetism
- Electrical Safety
- Power Generation and Distribution
SCL Electronics Mechanic Syllabus 2026
Important topics include:
- Semiconductor Devices
- Electronic Components
- Diodes and Transistors
- Amplifiers
- Digital Electronics
- Soldering Techniques
- PCB Technology
- Microcontrollers
- Sensors and Transducers
- Electronic Measuring Instruments
- Computer Networking
SCL Fitter Syllabus 2026
Important topics include:
- Workshop Tools
- Marking and Measuring
- Drilling Operations
- Lathe Machines
- Bearings
- Welding
- Pipe Fitting
- Power Transmission
- Lubrication
- Hydraulics and Pneumatics
Candidates should follow the detailed syllabus for their selected trade from the official notification rather than relying only on common technical topics.
SCL Technical Assistant Syllabus 2026
The SCL Technical Assistant Syllabus 2026 covers engineering and technical knowledge related to the candidate’s discipline.
The official advertisement includes 11 Technical Assistant disciplines.
SCL Technical Assistant Discipline-Wise Syllabus
| Discipline | Important Topics |
|---|
| Electrical | Electrical Machines, Circuits, Power Engineering, Measurements |
| Mechanical | Mechanics, CAD/CAM, Fluid Mechanics, Thermodynamics |
| Electronics | Semiconductor Devices, Digital Electronics, Microprocessors |
| Instrumentation | Sensors, Calibration, PLC, Industrial Control |
| Computer Science | Programming, Data Structures, DBMS, Networking |
| Information Technology | Java, Operating Systems, Databases, Web Technologies |
| Civil | Surveying, Structural Engineering, Construction Materials |
| Chemical | Thermodynamics, Mass Transfer, Process Control |
| Fire & Safety | Fire Prevention, Hazard Control, Industrial Safety |
| Physics | Mechanics, Optics, Electromagnetism, Modern Physics |
| Chemistry | Physical, Organic, Inorganic and Analytical Chemistry |
SCL Technical Assistant Electronics Syllabus
Important topics include:
- Circuit Analysis
- Semiconductor Devices
- Analog Electronics
- Digital Electronics
- Microprocessors
- Microcontrollers
- Control Systems
- Electronic Measurements
- Industrial Electronics
- Electronic Equipment Maintenance
SCL Technical Assistant Mechanical Syllabus
Important topics include:
- Applied Mathematics
- Engineering Mechanics
- Strength of Materials
- Engineering Drawing
- CAD/CAM
- Fluid Mechanics
- Thermodynamics
- Heat Transfer
- Refrigeration and Air Conditioning
- Internal Combustion Engines
- Production Engineering
SCL Technical Assistant Computer Science Syllabus
Important topics include:
- Computer Fundamentals
- C Programming
- C++ Programming
- Python
- PHP
- Data Structures and Algorithms
- Database Management Systems
- SQL
- Operating Systems
- Computer Networks
- Software Engineering
- Web Technologies
SCL Technical Assistant Instrumentation Syllabus
Important topics include:
- Electrical Measurements
- Electronics
- Sensors and Transducers
- Calibration
- Industrial Instrumentation
- Process Controllers
- PLC
- DCS
- Microcontrollers
- Control Systems
Candidates should consult the official discipline-specific curriculum for complete topic coverage.
SCL Recruitment 2026 Vacancy Details
The recruitment notification includes a total of 83 vacancies.
| Post | Vacancies |
|---|
| Administrative Officer | 2 |
| Accounts Officer | 1 |
| Purchase & Stores Officer | 2 |
| Junior Personal Assistant | 7 |
| Technical Assistant | 30 |
| Technician B | 41 |
| Total | 83 |
The highest number of openings is available for Technician B, followed by Technical Assistant.
SCL Selection Process 2026
For Technician B and Technical Assistant positions, the selection process includes the following stages.
Stage 1: Computer-Based Test
Candidates must appear for the 200-mark CBT covering general aptitude and technical knowledge.
Stage 2: Trade-Wise Skill Test
Candidates shortlisted based on CBT performance are called for a trade-specific Skill Test.
The Skill Test follows a qualifying Go/No-Go system. Its marks do not contribute to final merit.
Stage 3: Document Verification
Candidates must submit relevant educational and eligibility documents when required during the recruitment process.
SCL Final Merit List 2026
Final merit is prepared based on CBT performance among candidates who qualify the applicable Skill Test and meet the prescribed eligibility conditions.
The notification provides for Skill Test shortlisting at a ratio of 1:5, with a minimum of 10 candidates against category-wise vacancies.
SCL Syllabus 2026 PDF Download
Candidates can download the official SCL Syllabus 2026 PDF from the detailed recruitment notification.
The document contains the examination scheme, trade-wise syllabus, qualifying criteria, and selection instructions.
How to Download SCL Syllabus 2026 PDF
- Visit the official Semi-Conductor Laboratory website.
- Open the Careers section.
- Locate Advertisement No. SCL:DR:01/2026.
- Open the detailed recruitment advertisement.
- Find the syllabus and examination scheme.
- Save the PDF for preparation.
Candidates should use the official document to confirm trade-specific details.
How to Prepare for SCL Exam 2026?
Candidates should create a preparation plan that balances general aptitude and technical knowledge.
1. Study the Complete Syllabus
Read the syllabus for your specific trade or engineering discipline.
2. Focus on Technical Subjects
Part B carries 100 marks, making technical preparation essential.
3. Practice General Aptitude
Prepare English, Quantitative Aptitude, Reasoning, and General Knowledge regularly.
4. Attempt Mock Tests
Practice solving 100 questions in 60 minutes for each examination part.
5. Improve Accuracy
Remember that every incorrect answer results in a deduction of 0.25 marks.
6. Revise Important Formulas
Prepare quick revision notes containing technical concepts, mathematical formulas, and important definitions.
7. Follow Official Updates
Check the official SCL recruitment page for further notices regarding the examination date, admit card, and recruitment instructions.
SCL Syllabus 2026 FAQs
Q1. What is the SCL Syllabus 2026?
The syllabus includes General English, Quantitative Aptitude, General Intelligence and Logical Ability, General Knowledge/Current Affairs, and trade-wise technical subjects.
Q2. How many questions are asked in SCL Exam 2026?
The Technician B and Technical Assistant CBT contains 200 multiple-choice questions carrying 200 marks.
Q3. What is the SCL Exam 2026 duration?
The examination duration is 120 minutes, divided equally between Part A and Part B.
Q4. Is negative marking applicable in SCL Exam 2026?
Yes. The examination carries a negative marking of 0.25 marks for every incorrect answer.
Q5. What is the SCL Technician B Syllabus 2026?
It includes general aptitude and trade-specific subjects such as Electrical, Electronics, Fitter, Instrumentation, and other advertised technical trades.
Q6. What is the SCL Technical Assistant Syllabus 2026?
The syllabus covers general aptitude and discipline-specific topics in Electrical, Mechanical, Electronics, Computer Science, Civil, Chemical, Physics, Chemistry, and other notified disciplines.
Q7. What are the qualifying marks for SCL Exam 2026?
The notification specifies 50% for UR, 45% for eligible OBC-NCL/EWS candidates, and 40% for eligible SC/ST/PwBD/ESM candidates, subject to the notified conditions.
Conclusion
The SCL Syllabus 2026 provides a clear preparation roadmap for Technician B and Technical Assistant candidates. Understanding the official exam pattern, subject-wise topics, marking scheme, and qualifying requirements can help candidates prepare systematically.
Candidates should give equal importance to general aptitude and technical subjects, attempt regular mock tests, and revise important formulas and concepts.
