BSNL Syllabus 2024 PDF JAO/JTO/JE/TTA Updated Exam Pattern –Download

Co-ordinate Geometry; Vector Algebras, Matrix ad Determinant; Differential calculus; Integral calculus, Differential equation of second order; Fourier series; Laplace Transformer; Complex Number; Partial Differentiion.

Measurement- Units and Dimensions; Waves, Afcoustics, Ultrasonics; Light; Lazer and its Applications; Atomic Structure and Enerty Levels.

Electrostatics, coulomb’s law, Electric field, Gauss’s theorem, 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.

Classification of materials into conductor, semi conductor, Insulator etc. electrical properties, magnetic materials, various types of relays, switches and connectors, Conventional representation of electric and electronic circuit elements. Active and passive components; Semi conductor Physics; Semi Conductor Diode; Bipolar Trnaistor & their circuits; Transistor Biassing & Stabilisation of operating pointl; Single stage transistor amplifier field effect transistor, Mosfet circuit applications, Multistage Transistor Amplifier; Transistor Audio Power Amplifiers; Feedback in Amplifier; Sinusoidal Oscillators; turned voltage Amplifiers; Opto Electronics Devices and their applications; Operational Amplifier; wave shapping and switching circuits. Block diagram of I.C. timer (such as 555) and its working; Multivibrator circuits; Time base circuits; Thyristors and UJT; Regulated Power supply.

Applications and advantages of digital systems; number system(binary and hexadecimal); Logic Gates; Logic simplifications; Codes and Parity; Arithmetic circuits; Decoders, Display Devices and Associated Circuits; Multiplexers and De-Multiplexers; Latches and Flip Flops; counters; Shift Register; Memories; A/D nad D/A converters.

3 phase vs single phase supply, Star Delta connections, relation between phase & tine voltage, power factor and their measurements; construction and principles of working of various types of electrical measuring instruments, 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, circuit breaker, generator protection, transformer protection, feeder & lightening protection, feeder & bus bar protection, lightening arrestor, earthing, voltage stabilizer 8 regulators, power control devices 8 circuits, phase controlled rectifiers, inverters, choppers, dual converters, cycloconverters; power electronics application in

control of drivers refrigeration 8 air conditioning.

Modulation and demodulation- Principles and operator of various types of AM, FM and PM modulators / demodulator; pulse modulation- TDM, PAM, PPM, PWM: Multiplexing, principles and applications of PCM. Introduction of 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 area Network; Carrier Telephony- Features of carrier telephone system. Microwave Engineering: Microwave Devices; Waveguides; Microwave Components; Microwave antennas; Microwave communications Systems- Block diagram 7 working principles of microwave communications link.

Two points 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; Principle of impedance matching; Bandwidth consideration of a transmission fine.

Specifications of Instruments- accuracy precision, sensitivity resolution range, Errors in measurement and loading effect; Principles of voltage, current and resistance measurements; Transducers, measurement of displacement a strain, force & torque measuring devices, pressure measuring devices, flow measuring devices power control devices & circuits. Types of AC mill-voltmeters-Amplifier rectifier and rectifier amplifier Block diagram explanation of a basic CRO and a triggerd sweep oscilloscope, front panel controls; Impedance Bridges and Q-Meters; Principles of working and specifications of logic probes, signal analyzer and logic analyzer, signal generator, distortion factor meter, spectrum analyzer.

Basic elements of control system, open and closed loop system concepts of feedback, Block diagram of control system. Time lag, hysteresis lineartty concepts; Self regulating and non self regulating control systems. Transfer functions of simple control components, single feedback configuration. Time response of systems; Stability Analysier: Characteristic equation Routh’s table Nyquist Critereon, Relative stability, phase margin and gain margin. Routh Hurwitz criterion, Root Locus technique, Bode Plot, Polar plot, gain margin and phase margin.

Typical organization of a microcomputer system & functions of its various block; Architecture of a Microprocessor; Memories and I/o interfacing; Brief idea of M/s assembly languages, machines & Mnemonic codes; Instructions format and Addressing mo0de; concept of Instruction set; programming exercises in assembly language; concept of interrupt; Data transfer techniques- sync data transfer, async data transfer interrupt driven data transfer, DMA serial output data, serial input data.

Computer and its working, types of computers, familiarization with DOS and windows-concept of file, directory, folder, Number systems; Data Communication. Programming Elements of a high level programming language. PASCAL, c; USE OF BASIS DATA STRUCTURES Fundamentals of computer architecture, Processor design, Control unit design; Memory organization. I/O system Organization. Microprocessor-microprocessor architecture; Instruction set and simple assembly level programming. Microprocessor 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 data link layer and network layer, networking components; communications protocols-X-25, TCP/IP Database Management System-basic concepts, entity relationship model, relational model, DBMS based on relational model.