BSNL Junior Engineer Syllabus
BSNL Junior Engineer Syllabus

BSNL Junior Engineer (JE) Syllabus

Bharat Sanchar Nigam Limited (BSNL) conducts online examinations for recruitment to the Junior Engineer (JE) posts in various BSNL offices across India.  It is also known as the TTA exam.

BSNL JE Exam Pattern

PartsMarksTotal Time Duration
Part 1: General Ability20 marks90 Minutes/ 1 and half hours
Part 2: Basic Engineering90 marks
Part 3: Specialization90 marks
Total200 Marks

BSNL JE Exam Syllabus is consisting of the following subjects as listed below:

  • General Ability Test
  • Basic Engineering
  • Specialization
  • BSNL JE TTA Syllabus For General Ability Test:
  • Antonyms And Synonyms
  • Fill In The Blanks
  • Multiple-Choice Exercise
  • Current Events
  • General Knowledge etc

BSNL JE Exam Syllabus For Basic Engineering:

JE BSNL Syllabus For Applied mathematics

  • 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

BSNL TTA JE Syllabus For Digital Techniques

  • Applications and advantages of digital systems; number system (binary and hexadecimal); Codes and Parity
  • Display Devices and Associated Circuits
  • Multiplexers and De-multiplexers
  • Latches and Flip Flops
  • Counters
  • Shift Registers: Memories
  • A/D and D/A converters
  • Logic Gates; Logic Simplication
  • Arunrneuc Circuits; Decoders

Syllabus Of BSNL JE for Applied Physics

  • Measurement-Units and Dimension: Waves
  • Ultrasonic
  • Laser and its Application
  • Atomic Structure
  • Acoustics
  • Energy Levels
  • light

Syllabus For BSNL JE Exam For Basic Electricity:

  • Electrostatics, Coulomb’s law, Electric field, Gauss’s theorem, the concept of potential difference
  • Concept of capacitance and capacitors
  • Ohm’s law, power and energy, Kirchoff’s voltage, current laws and their applications In simple DC circuits, Basic Magnetism
  • Electro Magnetism
  • Electromagnetic Induction: Concept of alternating voltage & current
  • Cells and Batteries
  • Voltage and Current Sources: Thevenin’s theorem, Norton’s theorem, and their applications.

BSNL JE Exam Syllabus For Electronics Devices and Circuits

BSNL Recruitment JE Syllabus

  • Classification of materials into the conductor
  • semi-conductor, insulator, etc
  • electrical properties, magnetic materials
  • Various types of relays, switches, and connectors
  • Conventional representation of electric
  • electronic circuits elements
  • Active and passive components
  • semi-conductor Physics
  • Semiconductor Diode
  • Bipolar transistors & their circuits
  • Transistor Biasing Stabilization of the operating point
  • Single-stage transistor amplifier
  • field effect transistor
  • Mosfet circuits applications
  • Multistage Transistor Amplifier
  • Transistor Audio Power Amplifiers
  • Feedback In Amplifier: Sinusoidal Oscillators
  • Tuned Voltage Amplifier,s
  • Opto Electronics Devices and their applications: Operational Amplifier
  • Wave shaping and switching circuits
  • Block diagram of I.C. Tirner (such as 555) and it’s working
  • Motivation Circuits, Time Base CircuitsThyristory and UJT: Regulated Power Supply

Syllabus Of BSNL JE  For Specialization:

  • Electrical
  • Communication
  • Network Filters and Transmission Lines
  • Instruments and Measurements
  • Control Systems
  • Microprocessors
  • Computer
  • Database Management System

BSNL JE Syllabus For Electronics And Communication (ECE)

  • 3 Phases Vs., Single-Phase Supply, Star Delta Connections, Relation Between Phase & Line Voltage Power Factor And Their Measurements
  • All Types Of Motor And Generator-AC & DC Transformers, Starters, Rectifiers, Inverters, Battery Charges, Batteries, Servo And Stepper Motors, Contactor Control Circuits, Switchgear
  • Relays, Protection Devices & Schemes, Substation, Protective Relaying, Circuits Breaker
  • Generator Protection, Transformer Protection, Feeder & Tightening Protection, Feeder & Bus Bar Protection, Lightening Arrestor, Earthing, Voltage Stabilizer
  • Regulators, Power Control Devices & Circuits, Phase Con Rolled Rectifiers, Inverters, Choppers Dual Converters, Cycloconverters, Power Electronics Application In Control Of Drivers, Refrigeration & Air-Conditioning
  • Communication
  • Modulation and demodulation – principles and operation of various types of AM FM and PM modulators/demodulators
  • Pulse modulation – TDM, PAM, PPM, PWM, Multiplexing, Principles, and applications of PCM
  • Introduction of a Basic block diagram of digital and data communication systems, coding error detection, and correction techniques
  • Digital Modulation Techniques – ASK. ICW. FSK, PSK; Characteristics/working of data transmission circuits; UART, USART; Modems
  • Protocols and their functions, brief idea of ISDN Interfaces, local areas Network; Carrier Telephony – Features of carrier telephone system
  • Microwave Engineering: Microwave Devices, Wave-guides, Microwave Components, Microwave Antennas, Microwave Communication Systems, Block diagram, and working principles of the microwave communication link

BSNL JE Syllabus For Network Filters and Transmission Lines

  • Two Port Network
  • Attenuators
  • Filters
  • Transmission Lines And Their Applications
  • Characteristic Impedance Of Line
  • Concept Of Reflection And Standing Waves On A Transmission Line
  • Transmission Line Equation
  • Principles Of Impedance Matching
  • Bandwidth Consideration Of A Transmission Line

BSNL JE  Syllabus Instruments and Measurements

  • Specification of instruments – accuracy, precision, sensitivity, resolution range, Errors in measurements, and loading effect
  • Principles of voltage, current, and resistance measurements
  • Transducers, measurement of displacement & strain, forces & torque measuring devices, pressure measuring devices, flow measuring devices, power control devices & circuits
  • Block diagram explanation of a basic CRO and a triggered sweep oscilloscope, front panel controls: impedance Bridges and Q-Meters
  • Principles of working and specifications of logic probes, signature analyzer and logic analyzer, signal generator, distortion factor meter, spectrum analyzer

Control Systems

  • Basic elements of the control system, open and closed loop system, Concept of feedback, Block diagram of the control system, Time lag, hysteresis, linearity concepts, and Self-regulating and non-self-regulating control systems
  • The transfer function of simple control components, single feedback configuration
  • Time response of systems: Stability Analysis Characteristics equation, Routh’s table, Nyquist criterion, Relative stability, phase margin and gain margin
  • Routh Hurwitz criterion, root locus techniques, B, ode plot, Power plot, Gain margin, and phase margin

BSNL JE Syllabus For Database Management System:

  • Basic concepts
  • Entity relationship model
  • R model
  • DBMS is based on the relational model

BSNL Syllabus For JE Microprocessors

  • Typical organization of a microcomputer system & functions of its various blocks
  • The architecture of Microprocessors; Memories and I/O Interfacing
  • Brief Idea of MIC assembly languages, Machines & Mnemonic codes
  • Instruction format and Addressing mode
  • Concept of Instruction set
  • Programming exercises In assembly language
  • Concept of Interrupt
  • Data transfer techniques – sync data transfer

BSNL JE Syllabus For Computer Science

  • Computer and its working, types of computers, familiarization with DOS and Windows, the concept of file, directory, folder, Number Systems
  • Data representation; Programming – Elements of a high-level programming
  • Language, PASCAL, C: Use of basic data structures
  • Fundamentals of computer architecture, Processor design, Control unit design
  • Memory organization
  • I/O system organization
  • Microprocessors- microprocessor architecture
  • Instruction set and simple assembly-level programming
  • Microprocessors based system-design: typical examples
  • Personal computers and their typical uses, data communication principles
  • Types and working principles of modems, Network principles
  • OSI model, functions of the data link layer and network layer
  • Networking com. communications protocols-X.25, TCP/IP

BSNL JE Expected Cut-offs Exam

Based on our assumption for the paper, the expected cutoff for BSNL JE Exam Paper will be:

CategoryMarks
General Category110-130/200
BC105-125/200
SC100-120/200
ST90-110/200

Important Points for Candidates:

  • BSNL Junior Engineer (JE) (TTA) Exam will be organized in MCQ format.
  • The recruitment Exam will be organized for a duration of 3 hours.
  • BSNL JE / TTA Test will be conducted for a total of 200 Marks.

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