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Get ready to ace the DDA JE 2025 exam with our comprehensive E&M Technical Course! This power-packed course includes combined Electrical + Mechanical Lectures, ensuring you cover every essential topic.
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Special Offer Alert! The original price is crossed out, showing a huge discount! Use the exclusive Coupon: MIE to unlock the special offer price and start your preparation today. This is the ultimate course for aspiring DDA Junior Engineers in the Electrical and Mechanical streams!
Summary of Key Elements in the Image:
Target Exam: DDA JE 2025
Course Content: E&M (Electrical & Mechanical) Technical Course
Faculty: Features four male faculty members.
Price: Shows a discounted price (implied by the crossed-out ₹ 2999)
Coupon Code: MIE
Preparing for the DDA JE 2025 Recruitment Exam can be challenging without a clear understanding of the syllabus and exam pattern. Whether you're targeting the Mechanical, Electrical, Civil, or Non-Technical streams, having a well-organized syllabus helps you focus your efforts. In this guide, we break down the complete DDA Junior Engineer (JE) Syllabus 2025, provide insights into the exam pattern, and share expert tips to help you crack the exam with ease.
DDA JE 2025 Exam Pattern Overview
Understanding the DDA JE Exam Pattern 2025 is crucial to strategize your preparation effectively. The selection process consists of a single-stage written examination designed to assess both technical knowledge and general aptitude.
Exam Pattern Table
Sections
Topics
Total Marks
Number of Questions
Non-Technical Part
General Awareness
10 Marks
10 Questions
Reasoning
Quantitative Aptitude
English Language
Technical Part
Discipline/Branch Specific (Mechanical, Electrical, Civil)
100 Marks
100 Questions
Total
-
150 Marks
150 Questions
✅ The exam is conducted in Objective (MCQ) format with a total duration of 2 hours.
⚡ Important Note: Negative marking is applicable (usually 0.25 marks deducted per wrong answer).
DDA JE 2025 Syllabus – Detailed Subject-Wise Breakdown
Mechanical Engineering Syllabus
Section
Topics Covered
Engineering Mechanics
Laws of Motion, Friction, Centroid, Moment of Inertia, Dynamics, Free Body Diagrams
Strength of Materials
Stress & Strain, Bending Moment & Shear Force, Torsion, Columns, Thermal Stresses
Theory of Machines
Simple Mechanisms, Gears, Flywheels, Governors, Balancing, Vibrations
Thermal Engineering
Laws of Thermodynamics, IC Engines, Refrigeration & Air Conditioning, Heat Transfer
Fluid Mechanics & Machinery
Properties of Fluids, Bernoulli’s Principle, Flow through Pipes, Pumps, Turbines
Manufacturing Technology
Casting, Welding, Machining, Machine Tools, Metrology, CNC, Additive Manufacturing
Industrial Engineering
Production Planning, Work Study, Inventory Control, Quality Control, Ergonomics
Machine Design
Design of Fasteners, Shafts, Keys, Bearings, Springs, Levers
Material Science
Types of Materials, Heat Treatment, Crystal Structure, Failure Analysis
Electrical Engineering Syllabus
Basic Electrical Engineering
Ohm’s Law, Kirchhoff’s Laws, Network Theorems, Series & Parallel Circuits, Power & Energy
Electrical Machines
Transformers, DC Machines, Induction Motors, Synchronous Machines, Starting Methods
Power Systems
Generation, Transmission & Distribution, Fault Analysis, Circuit Breakers, Protection
Measurement & Instrumentation
Electrical Instruments, Measurement of Power & Energy, Transducers, Error Analysis
Control Systems
Transfer Functions, Block Diagrams, Stability, Time Response, Controllers (PID, etc.)
Power Electronics
Diodes, SCR, MOSFET, IGBT, Rectifiers, Inverters, Converters
Utilization & Drives
Electric Heating, Welding, Illumination, Electric Traction, Motor Drives
Estimation & Costing
Wiring Methods, Load Calculation, Estimating Materials & Cost, IE Rules
Civil Engineering Syllabus
Particular
Details
Building Materials
Physical & Chemical properties, classification, standard tests, use & manufacturing/quarrying of materials (e.g., building stones, silicate-based materials, cement (Portland), Asbestos products, Timber & wood-based products, laminates, bituminous materials, paints, varnishes)
Surveying
Principles of surveying, working of properties, compass & bearing, plane table surveying, theodolite traverse adjustment, leveling & contouring, curvature, refraction, permanent adjustment of dumpy level, methods of contouring, uses of a control map, tachometric survey
Soil Mechanics
Origin of soil, phase diagram, definitions of void ratio, porosity, degree of saturation, water content, specific gravity of soil grains, unit weights, grain size distribution curves of coarse/fine soils, Atterberg’s limits, IS soil classification, plasticity chart, permeability, effective stress, consolidation of soils, shear strength of soils, direct shear test, vane shear test, triaxial test, soil compaction, Proctor test, standard penetration test, plate load test
Hydraulics
Fluid properties, hydrostatics, measurement of flow, Bernoulli’s theorem & its applications, flow through pipes, flow in open channels, weirs, flumes, spillways, pumps, turbines
Environmental Engineering
Quality of water, water sources, purification & distribution of water, need for sewerage systems, sewer appurtenances, surface water drainage, sewage treatment
Structural Engineering
Elasticity constants, types of beams, determinate/indeterminate beams, shear force & bending moment diagrams, stresses in beams, chimneys, dams, retaining walls, eccentric loads, stability of cantilevers, circular sections
Concrete Technology
Properties, advantages, uses of concrete, cement aggregates, water-cement ratio, workability, mix design, batching, mixing, curing, compaction, finishing, curing, hot weathering, cold weathering, repair & maintenance of concrete structures
RCC Design
RCC beams (shear strength, bond strength, design of singly/doubly reinforced beams, one/two-way slabs, isolated/combined footings, T-beams, columns), shear walls, design concepts as per Limit State & Working Stress Method
Steel Design
Steel design and construction of steel columns, beams, roof trusses, plate girders
Non-Technical Syllabus (Common for All Posts)
Subjects
Questions in this component are designed to test the candidate's general awareness of their environment and its application to society. This includes knowledge of current events and matters of everyday observation and experience. The test will also include questions about India and its neighboring countries, especially regarding History, Culture, Geography, Economic Scene, General Policy, and Scientific Research.
This section includes both verbal and non-verbal questions. Topics may include analogies, similarities and differences, space visualization, spatial orientation, problem-solving, analysis, judgment, decision-making, visual memory, discrimination, observation, relationship concepts, arithmetical reasoning and figural classification, arithmetic number series, non-verbal series, coding and decoding, statement conclusion, and syllogistic reasoning. The topics also cover Semantic Analogy, Symbolic/Number Analogy, Figural Analogy, Semantic Classification, Symbolic/Number Classification, Figural Classification, Semantic Series, Number Series, Figural Series, Problem Solving, Word Building, Coding & de-coding, Numerical Operations, symbolic Operations, Trends, Space Orientation, Space Visualization, Venn Diagrams, Drawing inferences, Punched hole/pattern–folding & unfolding, Figural Pattern– folding and completion, Indexing, Address matching, Date & city matching, Small & Capital letters/numbers coding, decoding, and classification.
This component tests the ability to use numbers and number sense. The scope of the test includes the computation of whole numbers, decimals, fractions, and relationships between numbers, Percentages, Ratios & Proportions, Square roots, Averages, Interests, Profit and Loss, Discounts, Partnership Business, Mixture and Allegation, Time and distance, Time & Work, Basic algebraic identities of School Algebra, Triangle and its various kinds of centers, Congruence and similarity of triangles, Circle and its chords, tangents, angles subtended by chords of a circle, common tangents to two or more circles, Triangle, Quadrilaterals, Regular Polygons, Circle, Sphere, Hemispheres, Rectangular Parallelepiped, Regular Right Pyramid with triangular or square base, Trigonometric ratio, Standard Identities, Complementary angles, Heights and Distances, Histogram, Frequency polygon, Bar diagram & Pie chart.
English Language & Comprehension
This section is designed to test a candidate's understanding and knowledge of the English language. Questions will be based on spotting errors, filling in the blanks, synonyms, antonyms, spelling/detecting misspelled words, idioms & phrases, one-word substitution, improvement of sentences, active/passive voice of verbs, conversion into direct/indirect narration, shuffling of sentence parts, shuffling of sentences in a passage, cloze passage & comprehension passage.
✅ Understand the exam pattern thoroughly and allocate time based on subject difficulty.
✅ Practice previous years’ papers and mock tests regularly.
✅ Focus on core technical subjects but don’t neglect general awareness and English.
✅ Make short notes for quick revisions.
✅ Stay updated with current affairs relevant to India.
Frequently Asked Questions (FAQs)
Q1. What is the DDA JE selection process?
The selection process for DDA JE recruitment typically consists of a single stage: a Computer-Based Test (CBT). After the exam, candidates who qualify based on merit are called for document verification and a medical examination.
Q2. When will the DDA JE 2025 exam be held?
According to the latest information, the DDA JE 2025 exam is tentatively scheduled to be conducted in December 2025 or January 2026. The official and final dates will be announced on the DDA website after the application period concludes.
Q3. What is the eligibility criteria for the DDA JE exam?
The eligibility criteria are based on educational qualification, age, and nationality.
Educational Qualification: You must have a diploma in the relevant engineering discipline (Civil, Electrical, or Mechanical) from a recognized institution.
Age Limit: The minimum age is 18 years and the maximum is 27 years as of the closing date of the application.
Age Relaxation: There are age relaxations for reserved categories such as SC/ST (5 years) and OBC (3 years), as per government norms.
Final thoughts
Having a structured preparation strategy starts with understanding the DDA JE 2025 Syllabus & Exam Pattern in depth. Focus your energy on mastering the core technical subjects while keeping time for reasoning, general knowledge, and English language sections. Download the syllabus, follow a study plan, and consistently practice to maximize your success chances.
Start your DDA JE preparation today and get ahead of the competition!