Bharat Sanchar Nigam Limited (BSNL) (BSNL)
BSNL JTO Syllabus 2026 – Entire Assessment pattern, Subject-wise Topics & Marking Scheme
SyllabusPublished 10 Jun 2026
Aspirants are advised that, Explore the entire BSNL JTO Syllabus 2026 with detailed subject-wise topics, examination format, marking scheme, in addition to section-wise qualifying marks. Everything you need to prepare smart for the Junior Telecom Officer CBT.
Important dates
- Junior Telecom Officer Jobs - 100 Posts
- 03-07-2026
Details
BSNL JTO Syllabus 2026 - Exam Pattern, Subject-wise Topics, and Marking Scheme
- The BSNL JTO Syllabus 2026 covers three broad sections Engineering Stream I, Engineering Stream II, along with a General Ability Test tested through a Computer-Based Test (CBT) of 120 questions worth 480 marks in 3 hours. This article breaks down every topic, the marking scheme, section-wise qualifying marks, as well as preparation pointers in one place thus you can build a focused study plan without guesswork. Knowing the entire syllabus as well as test structure before you begin preparing is the single most crucial step toward cracking the BSNL Junior Telecom Officer recruitment.
BSNL JTO 2026 - Recruitment Overview
- It is informed that, Before diving into the syllabus, here is a quick snapshot of the BSNL JTO 2026 recruitment to give you the full context of the recruitment process.
- Follow this link: BSNL JTO Syllabus in addition to Examination format 2026
BSNL JTO Exam Pattern 2026
- The BSNL JTO assessment pattern 2026 follows a structured three-section format, where applicants must perform well both section-wise along with overall to qualify. Understanding this layout is essential before planning your preparation strategy.
- The CBT is a single-stage selection exam. There is no separate time limit per section the total duration of 3 hours applies to the entire paper. All 120 questions are objective-type (MCQ), along with each correct answer carries 4 marks, while every wrong answer deducts 1 mark.
Marking Scheme
- Correct answer: +4 marks
- Wrong answer: −1 mark
- Interested applicants should know that, Unattempted question: 0 marks
Section-wise and Overall Qualifying Marks
- Interested applicants should know that, Applicants must clear both the sectional cut-off along with the aggregate cut-off to be considered for the final merit list. Meeting only one of the two conditions is not sufficient.
BSNL JTO Syllabus 2026 - Section-wise Breakdown
- The BSNL JTO syllabus is divided into two engineering streams along with a general ability component. Together, these sections test both your technical depth as an electronics/telecom engineer as well as your broader aptitude along with awareness. Below is a detailed breakdown of every topic you need to cover.
Section I - Engineering Stream I
- The conducting body has announced that, Section I focuses on the foundational as well as applied areas of electronics engineering. It tests test-takers on core concepts that form the building blocks of telecom in addition to electrical systems.
- The official notification states that, 1. Materials in addition to Components This topic covers the properties along with behaviour of various engineering materials used in electronic systems.
- Electrical in addition to thermal conductivity of metals
- Semiconductors: intrinsic in addition to extrinsic types
- It is informed that, Magnetic materials as well as their applications
- Dielectric materials as well as insulators
- As per the official update, Passive components: resistors, capacitors, inductors
- 2. Physical Electronics, Electron Devices along with Integrated Circuits applicants must be familiar with the working principles of a wide range of electron devices used in modern electronics.
- P-N junction diodes, Zener diodes, tunnel diodes
- Bipolar Junction Transistors (BJTs) as well as Field-Effect Transistors (FETs)
- Silicon-Controlled Rectifiers (SCRs) in addition to CMOS technology
- As per the official update, Opto-electronic devices: LEDs, photodiodes, LCDs
- Interested applicants should know that, 3. Network Theory This section requires a strong grasp of circuit analysis techniques along with the behaviour of electrical networks.
- The department has confirmed that, Network theorems: Thevenin's, Norton's, Superposition, Maximum Power Transfer
- Transient along with steady-state analysis of circuits
- Two-port network parameters
- Transmission line theory along with applications
- 4. Electromagnetic Theory Covers the principles governing electromagnetic wave propagation in addition to the design of transmission systems.
- Maxwell's equations as well as boundary conditions
- Wave propagation in free space along with guided media
- Waveguides: rectangular along with circular types
- Antenna theory in addition to radiation patterns
- 5. Electronic Measurements along with Instrumentation Tests the candidate's knowledge of measurement techniques in addition to the instruments used in electronics labs in addition to field deployments.
- Types of errors in measurement along with their sources
- CRO, signal generators, frequency meters, Q-meters
- Aspirants are advised that, Transducers: thermocouple, strain gauge, LVDT
- Data acquisition, telemetry, along with remote sensing systems
- 6. Power Electronics Covers the design in addition to operation of power conversion circuits in addition to control systems used in modern electrical in addition to telecom infrastructure.
- Thyristors, TRIACs, GTOs along with their triggering methods
- According to the latest notice, AC-to-DC converters in addition to rectifiers
- DC-to-AC inverters
- Switched-Mode Power Supplies (SMPS) in addition to Pulse Width Modulation (PWM)
Section II - Engineering Stream II
- Section II goes deeper into advanced electronics, communication systems, computing, as well as microprocessor-based systems all directly relevant to telecom engineering roles.
- 1. Analog Electronic Circuits Focuses on the design in addition to analysis of analog signal processing circuits.
- Candidates should note that, Small signal along with large signal amplifiers
- Feedback amplifiers as well as oscillators (RC, LC, crystal)
- It is informed that, Operational amplifiers (Op-Amp) along with their applications
- The conducting body has announced that, Regulated along with unregulated power supply circuits
- 2. Digital Electronic Circuits Tests applicants on logic design in addition to the digital systems used extensively in communication along with computing hardware.
- Boolean algebra, logic simplification, Karnaugh maps
- It is informed that, Combinational logic: adders, multiplexers, decoders
- Sequential circuits: flip-flops, registers, counters
- Memory devices: RAM, ROM, EEPROM
- Analog-to-Digital (A/D) as well as Digital-to-Analog (D/A) converters
- Interested applicants should know that, 3. Control Systems Covers the theory as well as practical aspects of automatic control systems, which are fundamental to telecom network management.
- Open-loop in addition to closed-loop (feedback) control systems
- Time-domain in addition to frequency-domain analysis
- According to the latest notice, Stability: Routh-Hurwitz criterion, Nyquist criterion
- Root locus in addition to Bode plot techniques
- PID controllers in addition to their tuning
- 4. Communication Systems One of the most significant sections for a telecom officer, covering all major modulation in addition to transmission techniques.
- Analog modulation: AM, FM, PM
- Digital modulation: ASK, FSK, PSK, QAM
- Interested applicants should know that, Multiplexing techniques: TDM, FDM, WDM
- Noise analysis as well as signal-to-noise ratio
- Optical fibre communication systems
- Satellite communication: VSAT, GPS
- 5. Microwave Engineering Tests understanding of high-frequency devices along with systems critical to wireless in addition to satellite-based telecom.
- Microwave transmission lines along with waveguides
- Microwave devices: klystron, magnetron, travelling-wave tube
- The official notification states that, Microwave antennas: horn, parabolic dish, patch antennas
- MASER, LASER, as well as their telecom applications
- Propagation of radio waves: ground wave, sky wave, space wave
- 6. Computer Engineering Covers digital computing principles that underpin modern telecommunication network infrastructure.
- Number systems in addition to data representation
- Computer organisation along with architecture
- As per the official update, Memory hierarchy: cache, RAM, virtual memory
- Input/Output systems along with interfacing
- As per the official update, Basics of programming along with algorithm design
- Operating system concepts
- 7. Microprocessors Tests the candidate's practical understanding of microprocessor systems in addition to their role in telecom equipment.
- Architecture of 8085 in addition to 8086 microprocessors
- Instruction set as well as addressing modes
- Interrupts along with interfacing with peripheral devices
- Microcontroller applications in telecom systems
Section III - General Ability Test
- The General Ability Test assesses applicants on non-technical parameters including language skills, current awareness, as well as general knowledge. Though it carries fewer marks (80 out of 480), performing well here can improve your overall rank as well as you cannot afford to fail the sectional qualifying threshold.
- Topics covered in this section include:
- As per the official update, English Language: Reading comprehension, grammar, vocabulary, sentence correction, as well as basic written communication
- Current Affairs: National in addition to international events, government schemes, science in addition to technology developments
- General Knowledge: Indian history, geography, polity, economy, along with Constitution
- Everyday Science: Basic scientific principles, everyday observations, in addition to environmental science
- Aspirants are advised that, Telecom Awareness: Awareness of India's telecom sector, key policies, along with developments in BSNL
More BSNL JTO updates
- NewPosted 31 Aug 2026Answer key
BSNL JTO Answer Key 2026 Out - obtain PDF, Response Sheet & Raise Objection
Bharat Sanchar Nigam Limited (BSNL)
BSNL has made available the provisional BSNL JTO Answer Key 2026 for the Junior Telecom Officer CBT held on 23 August 2026. verify the direct login link to obtain your response sheet, the marking scheme, how to raise objections, in addition to other crucial updates here.
View answer keypsu - NewPosted 20 Aug 2026Admit card
BSNL JTO Hall ticket 2026 Out Today - Dowmnload Hall Ticket at bsnl.co.in
Bharat Sanchar Nigam Limited (BSNL)
BSNL JTO Examination permit 2026 will be published on 20 August at externalexam.bsnl.co.in for the Computer-Based Test scheduled on 23 August 2026. get the BSNL JTO Hall Ticket using your login credentials in addition to confirm test date, shift timings, exam centre, required documents, along with crucial exam-day guidelines.
Download admit cardpsu - NewPosted 12 Aug 2026Admit card
BSNL JTO Exam City Intimation Slip 2026 (Out) - collect Link, Examination schedule & Entry pass Details
Bharat Sanchar Nigam Limited (BSNL)
BSNL JTO Exam City Intimation Slip 2026 has been made known on 12 August 2026 for the Junior Telecom Officer (Telecom) recruitment against 100 positions . confirm how to obtain the city slip from externalexam.bsnl.co.in, the CBT examination schedule (23 August 2026), crucial dates, qualification , assessment pattern, in addition to examination permit update.
Download admit cardpsu - NewPosted 27 May 2026Notification
BSNL JTO Recruitment 2026 Notification Out - send in Online Link Activated for 100 Junior Telecom Officer Posts
Bharat Sanchar Nigam Limited (BSNL)
BSNL Junior Telecom Officer Recruitment 2026 notification is out to fill 100 openings across India. The online link has been activated along with applications can be submitted from 04-06-2026 to 03-07-2026 through the departmental webpage bsnl.co.in. test-takers with B.Tech/B.E, M.Sc Can send in Online.
Download notificationpsu - NewPosted 28 May 2026Syllabus
BSNL JTO Syllabus in addition to Test structure 2026 - obtain PDF
Bharat Sanchar Nigam Limited (BSNL)
The conducting body has announced that, Collect BSNL JTO Syllabus 2026 PDF with latest test structure in addition to detailed subject-wise topics. verify BSNL Junior Telecom Officer Assessment pattern, marking scheme, essential books & preparation tips for 2026 recruitment.
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