BSNL JTO EXAM SYLLABUS

 BSNL JTO EXAM SYLLABUS


1. TELECOM BRANCH 2. CIVIL BRANCH 3. ELECTRICAL
Pattern of syllabus: The whole syllabus will carry
Two section of Technical subjects and General Ability Test.
NOTE: General Ability Test are common for all branch (TELECOM ,CIVIL ,ELECTRICAL )

Syllabus: TELECOM BRANCH

SECTION – I (Total = 50 Question )
1. 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.
2. Physical Electronics, Electron Devices and ICs
Electrons and holes in semiconductors, Carrier Statistics, Mechanics of current flow in a semi-conductor,
Hall effect; Junction theory; Different types of diodes and their characteristics; Bipolar Junction
transistor; Field effect transistors; Power switching devices like SCRs, CTOs, power MOSFETs; Basics of
ICs-bipolar, MOS and CMOS types; Basics of Opto Electronics.
3. Network Theory
Network analysis techniques: Network theorem, transient and steady state sinusoidal response,
Transmission criteria: delay and rise time Elmore's and other definition, effect of cascading. Elements of
network synthesis.
4. Electromagnetic Theory
Transmission lines: basic theory, standing waves, matching applications, micro strip lines; Basics of
waveguides and resonators; Elements of antenna theory.
5. 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, applications. Transducers; Electronic measurements of non-electrical
quantities like temperature, pressure, humidity etc. Basics of telemetry for industrial use.
6. Power Electronics
Power Semiconductor devices, Thyristor, Power transistor, MOSFETs, Characteristics and operation. AC
to DC convertors; 1-Phase and 3-phase DC to DC Convertors.
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.

JTO Telecom SECTION – II (Total = 50 Question )
1. Analog Electronic Circuits
Transistor biasing and stabilization, Small Signal analysis. Power amplifiers. Frequency response, Wide
band techniques, Feedback amplifiers. Tuned amplifiers. Oscillators. Rectifiers and power supplies.
Operational Amplifier, other linear integrated circuits and applications. Pulse shaping circuits and
waveform generators.
2. 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
Compartor; Multiplexer Demultiplexer; ROM and their applications. Flip-flops, R-S, J-K, D and T flip-flops;
Different types of counters and registers; waveform generators. A/D and D/A convertors.
Semiconductor memories.
3. 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 Nichol's Chart; Approximation of transient response from Constant-N Nichol's Chart;
Approximation of transient response from closed loop frequency response; Design of Control Systems,
Compensators; Industrial controllers.
4. Communication Systems
Basic information theory: Modulation and detection in analogue and digital systems; Sampling and data
reconstruction. Quantization & Coding; Time division and frequency division multiplexing; Equalization;
Optical Communication: in free space & fibre optic; Propagation of signals at HF, VHF, UHF and
microwave frequency; Satellite communication.
5. 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 LASERS; Microwave Propagation. Microwave Communication Systemsterrestrial
and satellite based.
6. 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.
7. Microprocessors
Microprocessor architecture - Instruction set and simple assembly language programming. Interfacing
for memory and I/O. Applications of Microprocessors in Telecommunications and power system.

CIVIL BRANCH
JTO Civil SECTION – I (Total = 50 Question )
1. Building Material:
Timber: Different types and species of structural timber, density-moisture relationship, strength in
different directions, defects, influence of defects on permissible stress, preservation, dry and wet rots,
plywood, codal provision for design.
Bricks: Types, Indian standard classification, absorption, saturation factor, strength in masonry,
influence of mortar strength and masonary strength.
Cement: Compounds, different types, setting times, strength.
Cement Mortar: Ingredients, proportions, water demands, mortar for plastering and masonry.
Concrete: Importance of W/C ratio, strength, ingredients including admixtures, workability, testing,
elasticity, non-destructive testing mix design method.
2. Solid Mechanics
Elastic constants, stress, plane stress, Mohr's circle of stress, strains, plain strain, Mohr's circle of strain,
combined stress. Elastic theories of Failure, simple and shear bending, Torsion of circular and
rectangular section and simple members.
3. Structural Analysis
Analysis of determinate structures- different methods including graphical methods. Analysis of
indeterminate skeletal frames- moment distribution, slope deflection, stiffness and force methods,
energy methods. Muller-Breslau principal and application. Plastic analysis of indeterminate beams and
simple frames-shape factors.
4. Design of Steel Structures
Principle of working stress method. Design of connections of simple members. Built up sections and
frames. Design of Industrial roofs. Principles of ultimate load design. Design of members and frames.
5. Design of Concrete and Masonry Structures
Limit state design for bending, shear, axial compression and combined forces, Codal provisions for slabs,
beams, walls and footings. Working stress method of design of R.C. members.
Principles of pre-stressed concrete design, material, method of pre-stressing losses. Design of simple
members and determinates structures. Introductions to pre-stressing of indeterminate structures.
Design of brick masonary as per I.S. codes.
6. Construction Practice, Planning and Management
Concreting Equipment:
Weight batcher, Mixer, vibrator, batching plant, concrete pump.
Cranes, hoists, lifting equipment.
Earthwork Equipment:
Power shovel, hoe, dozer, dumper, trailers and tractors, rollers, sheep foot rollers, pumps.
Construction, planning and Management:
Bar chart, linked bar chart, work break down structures, Activity-on-arrow diagrams. Critical path,
probabilistic activity durations; Event-based networks.
PERT network: Time-cost study, crashing; Resource allocation.
JTO Civil SECTION – II (Total = 50 Question ) 
1.(a) Fluid Mechanics, Open Channel, Pipe Flow
Fluid properties, pressure, thrust, Buoyancy, Flow Kinematics, integration, of flow equation, Flow
measurement, Relative motion, Moment of momentum, Viscosity, Boundary layer and control, Drag,
Lift, Dimensional analysis, Modelling, Cavitations, Flow oscillations, Momentum and Energy principles, in
open cannel flow, Flow control, Hydraulic jump, Flow section and properties, Normal flow, Gradually
varied flow, Flow development and losses in pipe flows, Measurements, Siphons, Surges and Water
hammer, Delivery of Power Pipe networks.
(b) Hydraulic Machines and Hydropower
Centrifugal pumps, performance parameters, scaling, pumps in parallel, Reciprocating pumps, air
vessels, performance parameters;
2.(a) Hydrology:
Hydrological cycle, precipitation and related data analysis, PMP, unit and synthetic hydrographs,
Evaporation and transpiration, floods and their management, PMG, Streams and their gauging, .River
morphology. Rooting of floods, Capacity of reservoirs.
(b) Water Resources Engineering
Water resources of the globe: Multipurpose uses of Water, Soil Plant water relationships, irrigation
systems, water demand assessment, Storage and their yields, ground water yield and well Hydraulics,
Water logging, drainage design, Irrigation revenue, Design of rigid boundary canals, Lacy' and Tractive
force concepts in canal design, lining of canals; Sediment transport in canals; Non-Overflow and
overflow sections of gravity dams and their design, Energy dissipaters and tail water rating, Design of
head works, distribution work, falls, cross-drainage work, outlets, River training.
ENVIRONMENT ENGINEERING
3.(a) Water Supply Engineering
Sources of supply, yield, design of intakes and conductors, Estimation of demand, Water quality
standards, Control of water born diseases. Primary and secondary treatment, detailing and maintenance
of treatment units. Conveyance and distribution systems of treated water, leakage and control, Rural
water supply, Institutional and Industrial water supply.
(b) Waste Water Engineering
Urban rain water disposal, system of sewage collection and disposal, Design of sewers and sewerages
systems, pumping, Characteristic of sewage and its treatment, Disposal of products of sewage
treatment, stream flow rejuvenation, Institutional and industrial sewage management, plumbing
system, Rural and semi-urban sanitation.
(c) Solid Waste Management
Sources, classification, collection and disposal, Design and Management of landfills.
(d) Air and Noise Pollution and Ecology
Sources and effects of air pollution, monitoring of Air pollution, Noise-pollution and standards;
Ecological Chain and balance, Environmental assessment.
4.(a) Soil Mechanics
Properties of soils, classification and interrelationship, Compaction behaviour, method of compaction
and their choice, Permeability and seepage, flow nets, Inverter filters, Compressibility and consolidation
,shearing resistance, stresses and failure, SO testing in laboratory and in-situ, Stress path and
applications, Earth pressure theories, stress distribution in soil, soil exploration, samplers, load tests
,penetration tests.
(b) Foundation Engineering
Type of foundations, Selection criteria, bearing capacity, settlement, laboratory and field test, Types of
piles and their design and layout, Foundations on expansive soils, swelling and it prevention , foundation
on swelling soils.
5.(a) Surveying
Classification of surveys, scales, accuracy, Measurement of distances-direct and indirect methods,
optical and electronic devices, Measurement of directions, prismatic compass, local attraction,
Theodolites-types Measurement of elevations, Spirit and trigonometric levelling, Relief representation,
Contours, Digital elevation modelling concept, Establishment of control by triangulations and traversing
measurements and adjustment of observations, computation of coordinates, Field astronomy, concept
of global positioning system, Map preparation by plane tabling and by photogrammetry, Remote sensing
concepts, map substitutes.
(b) Transportation Engineering
Planning of highway systems, alignment and geometric design, horizontal and vertical curves, grade
separation, Materials and construction methods for different surfaces and maintenance, Principles of
pavement design, Drainage.
Traffic surveys, intersections, signalling, Mass transit systems, accessibility, networking.
Planning of railway systems, terminology and designs, relating to gauge, track controls, transits, rolling
stock, tractive power and track modernization, Maintenance Appurtenant works, Containerisation.

ELECTRICAL BRANCH
JTO Electrical SECTION – I (Total = 50 Question )

1. EM Theory
Electric and magnetic fields. Gauss's Law and Amperes Law. Fields in dielectrics, conductors and
magnetic materials. Maxwell's equations. Time varying fields. Plane-Wave propagating in dielectric and
conducting media. Transmission lines.
2. Electrical Materials
Band Theory, Conductors, Semi-conductors. and Insulators. Superconductivity. Insulators for electrical
and electronic applications. Magnetic materials. Ferro and ferri magnetism. Ceramics, Properties and
applications. Hall effect and its applications. Special semi conductors.
3. Electrical Circuits
Circuits elements. Kirchoff's Laws. Mesh and nodal analysis. Network Theorems and applications.
Natural response and forced response. Transient response and steady state response for arbitrary
inputs. Properties of networks in terms of poles and zeros. Transfer function. Resonant circuits. Three
phase circuits. Two-port networks. Elements of two-element network synthesis.
4. Measurements and Instrumentation
Units and Standards. Error analysis, measurement of current, Voltage, power, Power-factor and energy.
Indicating instruments. Measurement of resistance, inductance, Capacitance and frequency. Bridge
measurements. Electronic measuring instruments. Digital Voltmeter and frequency counter.
Transducers and their applications to the measurement of non-electrical quantities like temperature,
pressure, flow-rate displacement, acceleration, and noise level etc. Data acquisition systems. AID and
D/A converters.
5. Control System
Mathematical modelling of physical systems. Block diagrams and signal flow graphs and their reduction.
Time domain and frequency domain analysis of linear dynamical system. Errors for different type of
inputs and stability criteria for feedback systems. Stability analysis using Routh-Hurwitz array, Nyquist
plot and Bode plot. Root locus and Nicols chart and the estimation of gain and phase margin. Basic
concepts of compensator design. State variable matrix and its use in system modelling and design.
Sampled data system and performance of such a system with the samples in the error channel. Stability
of sampled data system. Elements of non-linear control analysis. Control system components,
electromechanical, hydraulic, pneumatic components
JTO Electrical SECTION – II (Total = 50 Question )

1. Electrical Machines and Power Transformers
Magnetic Circuits - Analysis and Design of Power transformers. Construction and testing. Equivalent
circuits. Losses and efficiency. Regulation. Auto-transformer, 3-phase transformer. Parallel operation.
Basic concepts in rotating machines. EMF, torque, basic machine types. Construction and operation,
leakage losses and efficiency.
D.C. Machines. Construction, Excitation methods. Circuit models. Armature reaction and commutation.
Characteristics and performance analysis. Generators and motors. Starting and speed control. Testing,
Losses and efficiency.
Synchronous Machines. Construction. Circuit model. Operating characteristics and performance analysis.
Synchronous reactance. Efficiency. Voltage regulation. Salient-pole machine, Parallel operation. .
tiunting. Short circuit transients.
Induction Machines. Construction. Principle of operation. Rotating fields. Characteristics and
performance analysis. Determination of circuit model. Circle diagram. Starting and speed control.
Fractional KW motors. Single-phase synchronous and induction motors.
2. Power systems
Types of Power Stations, Hydro, Thermal and Nuclear Stations. Pumped storage plants. Economics and
operating factors.
Power transmission lines. Modelling and performance characteristics. Voltage control. Load flow
studies. Optimal power system operation. Load frequency control. Symmetrical short circuit analysis.
ZBus formulation. Symmetrical Components. Per Unit representation. Fault analysis. Transient and
steady-state stability of power systems. Equal area criterion.
Power system Transients. Power system Protection Circuit breakers. Relays. HVDC transmission.
3. Analog and Digital Electronics and Circuits
Semiconductor device physics, PN junctions and transistors, circuit models and parameters, FET, Zener,
tunnel, Schottky, photo diodes and their applications, rectifier circuits, voltage regulators and
multipliers, switching behavior of diodes and transistors.
Small signal amplifiers, biasing circuits, frequency response and improvement, multistage amplifiers and
feed-back amplifiers, D.C.
amplifiers, Oscillators. Large signal amplifiers, coupling methods, push pull amplifiers, operational
amplifiers, wave shaping circuits. Multivibrators and flip-flops and their applications. Digital logic gate
families, universal gates-combination circuits for arithmetic and logic operational, sequential logic
circuits. Counters, registers, RAM and ROMs.
4. Microprocessor
Microprocessor architecture-Instruction set and simple assembly language programming. Interfacing for
memory and I/O. Applications of Micro-processors in power system.
5. Communication Systems
Types of modulation; AM, FM and PM. Demodulators. Noise and bandwidth considerations. Digital
communication systems. Pulse code modulation and demodulation. Elements of sound and vision
broadcasting. Carrier communication. Frequency division and time division multiplexing, Telemetry
system in power engineering.
6. Power Electronics
Power Semiconductor devices. Thyristor. Power transistor, GTOs and
MOSFETS. Characteristics and operation. AC to DC Converters; 1phase 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.

General Ability Test (Total = 20 Question )

Section-III (for all JTO Branches)
The candidate's comprehension and understanding of General English shall be tested through simple
exercises. Questions on knowledge of current events and of such matter of everyday observation and
experience in their scientific aspects as may be expected of an educated person. Questions will also be
included on events and developments in Telecommunications, History of India and Geography. These
will be of a nature, which can be answered without special study by an educated person.