BSNL Syllabus for Junior Engineer 2016

In this article we will tell you in detail about BSNL Syllabus for Junior Engineer in detail

About the Organization:

Bharat Sanchar Nigam Limited was established on 15th September 2000. It is headquartered in New Delhi. Their vision is to become the largest Telecom provider of India. The main aim of BSNL is to build customer confidence by giving them world class service

BSNL Syllabus for JE

BSNL Exam Pattern for Junior Engineer:

  • The questions will be OBJECTIVE TYPE.
  • The duration of exam will be 3 hours
  • The no. of questions will be 200
  • The maximum marks will be 200


Detailed BSNL Syllabus for Junior Engineer

PART – I BSNL Syllabus for Junior Engineer

SYLLABUS FOR GENERAL ABILITY TEST: In this section the candidate’s English comprehension and understanding of general English. The following topics will be covered in this section:

  • Antonyms
  • Synonyms
  • Fill in the blanks
  • Verbal Reasoning
  • Non-verbal Reasoning


PART II BSNL Syllabus for Junior Engineer: This section will include questions from Basic Engineering and its sub-topics

SYLLABUS FOR BASIC ENGINEERING; The detailed syllabus for every section is given as follows:


  • Co-ordinate Geometry
  • Vector Algebra
  • Matrix and Determinant
  • Differential Calculus
  • Integral Calculus
  • Differential Equation of second order
  • Fourier Series
  • Laplace Transform
  • Complex number
  • Partial Differentiation



  • Measurements-Units and Dimensions
  • Waves
  • Acoustics
  • Ultrasonic’s
  • Light
  • Laser and its application
  • Atomic structure and Energy levels


  • Electrostatics
  • Coulomb’s law
  • Electric Filed
  • Gauss theorem
  • Concept of Potential Difference
  • Concept of capacitance and capacitors
  • Ohm’s Law
  • Power and Energy
  • Kirchhoff’s voltage law
  • Current Laws and their applications
  • Basic Magnetism
  • Electro magnetism
  • Electromagnetic Induction
  • Concept of Alternating current and voltage.
  • Cells and batteries
  • Voltage and current sources
  • Thevenin’s theorem
  • Norton’s theorem and their applications



  • Classification of materials into Conductors, Semi-conductors and Insulators.
  • Magnetic Materials
  • Types of relays
  • Switches and Connectors
  • Conventional representation of electrical and electronic circuit elements
  • Active and Passive components
  • Semiconductor
  • Diode
  • Bipolar Transistor and their circuits
  • Stabilization of operation points
  • Transistor biasing
  • Stabilization of operating points
  • Single stage transistor amplifier
  • Field effect transistor
  • Circuit applications
  • Multi stage transistor amplifier
  • Translated audio power amplifiers
  • Feedback in amplifiers
  • Sinusoidal amplifiers
  • Tuned voltage amplifiers
  • Opto electronic devices
  • Operational amplifiers
  • Wave shaping and switching circuits
  • Block diagram of I.C timer
  • Motivation Circuits
  • Regulated power supply
  • Thyristory and UJT


DIGITAL TECHNIQUES: The topics are mentioned as follows:

  • Applications and advantages of Digital systems
  • Binary systems
  • Logic gates
  • Logic simplification
  • Codes
  • Arithmetic circuits
  • Decoders
  • Display devices
  • Associated circuits
  • Multiplexers and De-multiplexers
  • Latches and Flip-flops
  • Counters
  • Shift registers
  • Memories
  • A/D and D/A convertors




ELECTRICAL: The topics are mentioned as follows:

  • 3 phases vs. single phases supply
  • Star delta connections
  • Relation between phase & line voltage power factor and their measurement
  • Construction and principle of working of various electrical instruments
  • All types of motors and generators AC and DC transformers
  • Starters
  • Rectifiers
  • Invertors
  • Battery chargers
  • Batteries
  • Servo and stepper motors
  • Contactors control circuits
  • Switch gear relays
  • Protection Devices
  • Substation
  • Protective Relaying
  • Circuits beaker
  • Generator protection
  • Transformer protection
  • Feeder and lighting protection
  • Feeder and bus bar protection
  • Lighting arrestor
  • Earthling
  • Voltage stabilizer and regulator
  • Power control devices
  • Phase con rolled rectifiers
  • Choppers dual convertors
  • Cycloconvertors
  • Power electronics applications in refrigerators, air conditioners and control of drivers


COMMUNICATION: The topics are mentioned as follows:

  • Modulation and de-modulation
  • Principles and operation of various types of PM, AM, FM modulators
  • Pulse Modulation- TDM,PAM,PPM
  • Multiplexing system
  • Principles and Application of PCM
  • Introduction and Basic Block diagram of Digital and Data communication
  • Coding
  • Error detection and correction techniques
  • Digital Modulation Techniques
  • Working of Data Transmission Circuits
  • Modems: Protocols and their functions
  • ISDN interface
  • Local area network
  • Carrier Telephony- Feature of Carrier telephony system
  • Microwave engineering
  • Microwave components
  • Microwave communication systems
  • Block diagram
  • Principal’s of Microwave communication link


Instruments and Measurements: The topics are mentioned as follows:

  • Errors in measurements and loading effects
  • Specification of instruments
  • Principles of voltage, current and resistance measurements
  • Transducers
  • Measurement of displacement and strain
  • Forces and torque measuring devices
  • Flow measuring devices
  • Power control devices and circuits
  • Types of AC mili voltmeters
  • Block diagram
  • Explanation of a basic CRO
  • Front panel control
  • Impedance Bridges
  • Q-Meters
  • Principle and working of logic probes
  • Signature analyzer
  • Logic analyzer
  • Signal generator
  • Distortion factor meter
  • Spectrum analyzer


Network Filters and Transmission Line: The topics are mentioned as follows:

  • Two port network
  • Attenuators
  • Transmission lines and their applications
  • Impedance of lines
  • Concept of reflection
  • Standing waves on a transmission line
  • Bandwidth consideration of transmission line
  • Principle of Impedance matching


CONTROL SYSTEMS: The topics are mentioned as follows:

  • Basic elements of control system
  • Open and closed loop system
  • Concept of feedback
  • Clock Diagram of control system
  • Transfer functions of simple control
  • Single feedback configuration
  • Stability
  • Analysis characteristics equation
  • Routh’s table
  • Nyquist criterion
  • Relative stability
  • Phase margin
  • Gain margin
  • Root locus techniques
  • Bode plot
  • Power plot
  • Routh Hurwitz criterion


MICROPROCESSORS: The topics are mentioned as follows:

  • Organization of microcomputer
  • Architecture of microcomputer
  • Memories and I/O interfacing
  • Brief Idea of M/C assemble language
  • Machines and Mnemonic codes
  • Instruction format and Addressing mode
  • Concept of Interrupt
  • Interrupt Driven Data Transfer
  • Data transfer techniques
  • Serial Output Data
  • Serial Input Data
  • Programming exercise in Assembly language


Computer: The topics under this heading will be as follows:

  • Computer and its working
  • Types of computer
  • Familiarization with DOS
  • Number systems
  • Folder
  • Data representation and programming
  • Elements of High level Programming
  • C: Basic data structure and uses
  • Fundamentals of computer architecture
  • Processor design
  • Control unit design
  • Memory organization
  • I/O system organization
  • Microprocessor architecture
  • Instruction set
  • Simple assembly level programming
  • Microprocessors based system design
  • Data communication principles
  • Types and working principles of modem
  • Network principles
  • OSI models
  • Functions of data link layers
  • Database management systems: basic concepts, entity relationships, DBMS model

BSNL Previous year question papers and Practice papers:


Download BSNL Syllabus from official notification

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