DDA JE (Delhi Development Authority – Junior Engineer) Syllabus & Exam Pattern 2025 It is a government recruitment exam conducted by DDA to hire Junior Engineers in Civil, Electrical, and Mechanical disciplines.
📘 DDA JE Exam Pattern
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Mode: Online (CBT)
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Type: Objective (MCQ)
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Total Questions: 120
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Total Marks: 120
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Duration: 2 Hours
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Negative Marking: 0.33 marks for each wrong answer
📚 DDA JE Syllabus
1. General Awareness
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Current Affairs (National & International)
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History, Geography, Polity & Constitution
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Economics & Indian Economy
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General Science (Physics, Chemistry, Biology – up to 10th level)
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Environmental & Ecological issues
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Sports, Awards, Books & Authors, Important Dates
2. General Intelligence & Reasoning
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Analogies, Similarities, Differences
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Number Series, Coding–Decoding
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Syllogism, Venn Diagram
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Blood Relations, Direction Sense
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Mathematical Operations
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Puzzles, Seating Arrangements
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Statement & Conclusion, Data Sufficiency
3. Quantitative Aptitude
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Number System, BODMAS
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Fractions, Decimals, HCF & LCM
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Ratio & Proportion, Percentages
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Simple & Compound Interest
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Profit & Loss, Time & Work
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Time, Speed & Distance
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Algebra, Geometry, Trigonometry
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Mensuration & Data Interpretation
4. English Language & Comprehension
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Vocabulary, Synonyms, Antonyms
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Grammar – Noun, Pronoun, Verb, Tense, Prepositions
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Sentence Correction & Error Spotting
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Reading Comprehension & Cloze Test
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Para Jumbles, One Word Substitution
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Idioms & Phrases
5. Technical (Engineering Discipline)
👉 Most Important Section (Civil, Electrical, Mechanical – as per candidate’s discipline).
DDA JE Electrical Engineering Syllabus (Technical Part)-
Basic Concepts
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Fundamentals of Electrical Engineering
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Ohm’s Law, Power, Energy, Units
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Materials – Conductors, Insulators, Semiconductors
Electrical Circuits & Networks
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DC & AC Circuits
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Kirchhoff’s Laws, Network Theorems
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Resonance, 3-phase circuits, Power Measurement
Electromagnetism
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Magnetic Circuits
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Electromagnetic Induction
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Hysteresis, Eddy Current Losses
Electrical Machines
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DC Generators & Motors
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Transformers (Working, Tests, Efficiency)
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Induction Motors (1-phase & 3-phase)
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Alternators & Synchronous Motors
Power Systems
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Power Generation (Thermal, Hydro, Nuclear, Renewable)
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Transmission & Distribution Systems
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Transmission Line Parameters
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Insulators, Cables, Earthing
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Power Factor Improvement
Electrical Measurements & Instruments
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PMMC, MI, Dynamometer, Energy Meter
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CT & PT
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Wattmeter, Multimeter, CRO
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Measurement of R, L, C
Basics of Electronics
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Diodes, Transistors, Rectifiers
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Amplifiers & Oscillators
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Digital Electronics – Logic Gates, Flip-Flops
Power Electronics & Applications
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SCR, MOSFET, IGBT
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Inverters, Converters, Choppers
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Applications in Drives & Power Systems
Utilization & Illumination
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Electric Heating, Welding, Traction
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Laws of Illumination, Types of Lamps
Control Systems (Basics)
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Open Loop & Closed Loop
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Transfer Functions & Block Diagrams
✅ The exam will test General + Technical knowledge.
✅ Technical section (Electrical Engineering for you) is the highest scoring & most important.
📌 Key Details about DDA JE Exam
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Post Name: Junior Engineer (JE)
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Disciplines: Civil, Electrical, Mechanical
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Conducting Authority: Delhi Development Authority (DDA)
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Level: Central Government Job (Delhi-based postings)
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Mode of Exam: Computer-Based Test (CBT)
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Job Role: Maintenance, development, and supervision of DDA projects like housing, urban planning, parks, electricity, water supply, etc.
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