BSNL TTA/JE:Bharat Sanchar Nigam Limited conducts a written examination for General (UR), Scheduled Caste (SC), Scheduled Tribe (ST) and Other Backward Castes (OBC) candidates for filling up posts of Junior Telecom Officer – Telecom (JTO-T) 

Exam Syllabus

The BSNL Telecom Technical Assistant Exam consists of the following subjects:


The BSNL Telecom Technical Assistant Exam consists of the following subjects:

  • General Ability
  • Basic Engineering
  • Specialization

General Ability

  • General English
  • Verbal Reasoning
  • Non-Verbal Reasoning
  • Arithmetic Ability

Basic Engineering Subjects for BSNL JE Exam

Syllabus for Physical Electronics, Electron Devices

  • Integrated Circuits
  • Bipolar Junction Transistor
  • Semiconductors
  • Power switching devices
  • Types of IC’s like bipolar, MOS and CMOS
  • Types of diodes

Syllabus for Electronic Measurements and Instrumentation

  • Electronic measurements of non-electrical quantities
  • Transducers
  • Measurements of basic electrical quantities
  • Working principles of measuring instruments

Syllabus for Materials and Components

  • Electronic Engineering materials
  • Capacitors
  • Magnetic material
  • Ferroelectric material
  • Inductors
  • Insulators
  • Piezoelectric materials
  • Optical materials
  • Passive components
  • Superconducting materials
  • Resistors
  • Semiconductors

Syllabus for Network Theory

  • Network analysis techniques
  • Elements of network synthesis
  • Transient and steady state sinusoidal response

Syllabus for Electromagnetic Theory

  • Basics of antenna theory
  • Waveguides and resonators
  • Transmission lines

Specialization subjects For BSNL TTA Exam

Syllabus for Analog Electronic Circuits

  • Feedback amplifiers
  • Pulse shaping circuits
  • Small Signal Analysis
  • Rectifiers
  • Transistor biasing

Syllabus for Digital Electronic Circuits

  • Boolean algebra
  • IC logic families
  • De-multiplexer
  • Digital Comparator
  • Flip-flops, Full adder
  • Half adder
  • IC Logic gates
  • Types of counters and registers
  • Waveform generators

Syllabus for Communication Systems

  • Frequency division multiplexing
  • Satellite communication
  • Data reconstruction
  • Time Division Multiplexing

Syllabus for Control Systems

  • Compensators
  • Root locus techniques
  • The design of Control Systems
  • Transient and steady state response

Syllabus for Microwave Engineering

  • Microwave antennas
  • Microwave Tubes
  • Microwave Measurements
  • Microwave Propagation
  • Waveguides
  • Solid state devices

Syllabus for Microprocessors

  • Applications of Microprocessors in Telecommunications
  • Microprocessor architecture
  • Instruction set
  • Assembly language programming
  • Interfacing for memory and I/O

Syllabus for Computer Engineering

  • Control unit design
  • Memory organization
  • Data structures
  • I/O System Organization
  • Programming
  • Number Systems
  • Personal computers


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