Where can I check the BSNL JTO Syllabus 2026?

Candidates can check the BSNL JTO Syllabus 2026 for various Posts in this article.

What are the total questions in the BSNL JTO Exam 2026?

In BSNL JTO Exam 2026, a total of 120 questions will be asked.

What is the BSNL JTO Exam Date 2026?

The BSNL Junior Telecom Officer (JTO) Computer-Based Test (CBT) will be conducted on 23 August 2026 (Sunday).

What is the exam pattern for BSNL JTO 2026?

The BSNL JTO CBT consists of 150 objective-type questions, including 100 Technical questions and 50 General Ability questions. The total duration of the exam is 3 hours, and there is no negative marking.

Is there any negative marking in the BSNL JTO Exam 2026?

No. According to the official exam pattern, there is no negative marking in the BSNL JTO CBT 2026.

BSNL JTO Syllabus 2026, Check Exam Pattern & Section-Wise Important Topics Here

Table of Contents

With the BSNL JTO Exam 2026 now scheduled, candidates should focus on completing their syllabus revision and strengthening their preparation. Regularly solving previous year question papers and attempting mock tests will help improve accuracy, speed, and overall exam performance. The BSNL JTO Syllabus 2026 covers three major sections: Engineering Subjects, General Aptitude, and General Ability. A well-planned preparation strategy and consistent practice will increase the chances of scoring well in the examination.

Candidates are advised to follow the latest exam pattern and prepare each section according to its weightage. Posts on its website at bsnl.co.in. Interested candidates applying for these posts should check the BSNL JTO Syllabus 2026. This article explains the detailed topic-wise syllabus & exam pattern. Candidates should read this article for all important details regarding the exam syllabus & pattern.

BSNL Syllabus 2026: Overview

The candidates must refer to the table below to check the key details regarding the BSNL 2026 Syllabus:

BSNL JTO Syllabus 2026: Summary
Organization	Bharat Sanchar Nigam Limited (BSNL)
Exam Type	Computer-Based Test (MCQ)
Total Sections	3 Section
Total Question	120 Question
Total Marks	480 Marks
Negative Marking	1 Marks
Join Our Telegram Channel for Latest Updates

BSNL JTO Exam Pattern 2026

The BSNL JTO Exam Pattern 2026 consists of three sections. The CBT exam will contain a total of 120 questions carrying 480 marks. Candidates will get 3 hours to complete the exam, and 1 mark will be deducted for a wrong answer. Candidates can review the BSNL Exam Pattern Table to understand it.

Part	Particulars	Number of Questions	Marks	Negative Marking	Duration
Part I	Engineering Stream – I	50 Questions	200 Marks	01	3 Hours (Total Exam)
Part II	Engineering Stream – II	50 Questions	200 Marks
Part III	General Ability Test	20 Questions	80 Marks
Total		120 Questions	480 Marks		3 Hours

Minimum Qualification Marks

Category	Minimum Qualifying Marks
Category	Each Section	Overall
UR/OBC(CL)	40%	50%
SC/ST/OBC (NCL)/PwBD/EWS	35%	45%

BSNL JTO Syllabus 2026

Bharat Sanchar Nigam Limited will conduct the Computer-Based Test for selecting candidates for various positions. The aspirants should check the Syllabus and prepare for every topic rigorously. Below is an in-depth breakdown of the syllabus outlining the specific subjects and key topics candidates should focus on in preparation for the examination.

Engineering Stream I Syllabus

Subject	Topics
Materials and Components	Structure and properties of electronic engineering materials; conductors, semiconductors, and insulators; magnetic, ferroelectric, piezoelectric, ceramic, optical, and superconducting materials; passive components and characteristics; resistors, capacitors, and inductors; ferrites; quartz crystal; ceramic resonators; electromagnetic and electromechanical components.
Physical Electronics, Electron Devices and ICs	Electrons and holes in semiconductors; carrier statistics; mechanics of current flow in a semiconductor; Hall effect; junction theory; different types of diodes and their characteristics; bipolar junction transistor; field effect transistors; power switching devices like SCRs, CTOs and power MOSFETs; basics of ICs-bipolar, MOS and CMOS types; basics of opto-electronics.
Network Theory	Network analysis techniques; network theorems; transient and steady-state sinusoidal response; transmission criteria including delay and rise time; Elmore’s and other definitions; effect of cascading; elements of network synthesis.
Electromagnetic Theory	Transmission lines; basic theory; standing waves; matching applications; microstrip lines; basics of waveguides and resonators; elements of antenna theory.
Electronic Measurements and Instrumentation	Basic concepts, standards, and error analysis; measurements of basic electrical quantities and parameters; electronic measuring instruments and their principles of working; analog and digital comparison; characteristics and applications; transducers; electronic measurements of non-electrical quantities like temperature, pressure and humidity; basics of telemetry for industrial use.
Power Electronics	Power semiconductor devices; thyristor; power transistor; MOSFETs; characteristics and operation; AC to DC converters; 1-phase and 3-phase DC to DC converters; AC regulators; thyristor-controlled reactors; switched capacitor networks; inverters; single-phase and 3-phase; pulse width modulation; sinusoidal modulation with uniform sampling; switched mode power supplies.

Engineering Stream II Syllabus

Subject	Topics
Analog Electronic Circuits	Transistor biasing and stabilization small signal analysis power amplifiers frequency response wideband techniques feedback amplifiers tuned amplifiers oscillators Rectifiers and power supplies operational amplifier other linear integrated circuits and applications pulse shaping circuits and waveform generators
Digital Electronic Circuits	Transistor as a switching element Boolean algebra; simplification of Boolean functions Karnaugh Map and applications IC logic gates and their characteristics IC logic families: DTL, TTL, ECL, NMOS, PMOS and CMOS gates and their comparison combinational logic circuits half adder & full adder digital comparator multiplexer demultiplexer ROM and applications flip-flops: R-S, J-K, D and T Different types of counters and registers Waveform Generators A/D and D/A Converters Semiconductor Memories
Control Systems	Transient and steady-state response of control systems Effect of feedback on stability and sensitivity Root locus techniques Frequency response analysis Concepts of gain and phase margins Constant-M and Constant-N Nichols’ Chart Approximation of transient response from Constant-N Nichols’ Chart Approximation of transient response from closed-loop frequency response Design of control systems Compensators Industrial controllers
Communication Systems	Basic information theory Modulation and detection in analogue and digital systems Sampling and data reconstruction Quantisation and coding Time division and frequency division multiplexing Equalisation Optical communication in free space and fibre optic Propagation of signals at HF, VHF, UHF and microwave frequencies Satellite communication.
Microwave Engineering	Microwave tubes and solid-state devices Microwave generation and amplifiers Waveguides and other microwave components and circuits Microstrip circuits Microwave antennas Microwave measurements MASERS and LASERS Microwave propagation Microwave communication systems, terrestrial and satellite-based
Computer Engineering	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 Personal computers and their typical uses
Microprocessors	Microprocessor architecture Instruction set and simple assembly language programming Interfacing for memory and I/O Applications of microprocessors in telecommunications and power systems

General Ability Test Syllabus

Important Topics

Candidate’s comprehension and understanding of General English
Questions on knowledge of current events
Matters of everyday observation and experience in scientific aspects expected of an educated person
Events and developments in telecommunications
History of India and geography
Questions answerable without special study by an educated person