In order to score high in BSNL Junior Engineer (erstwhile TTA) exam, one needs to be thorough with the syllabus and the importance of each section in the syllabus.
The syllabus of BSNL Junior Engineer (TTA) exam includes following subjects:
Following is the detailed syllabus of the BSNL JE (TTA) exam, we suggest you to go through it before you start your preparation:
General Ability (PART I) - 20 marks
The candidate’s comprehension and understanding of General English shall be tested through simple exercises such as provision of antonyms and synonyms, fill in the blanks and multiple choice exercises etc. This shall also include questions based on current events, general knowledge and such matters of everyday observation and experience as may be expected of an educated person.
Basic Engineering (PART II) - 90 marks
1. Applied Mathematics: Co-ordinate Geometry; Vector Algebra; Matrix and Determinants; Differential Calculus; Integral Calculus; Differential equation of second order, Fourier Series; Laplace Transform, Complex Number; Partial Differentiation
2. Applied Physics: Measurement - Units and Dimensions; Waves, Acoustics, Ultrasonic; Light; Laser and its Applications; Atomic Structure and Energy Levels
3. Basic Electricity: Electrostatistics, Coulomb’s law, Electric field, Gauss’ theorem, Concept of potential difference; Concept of capacitance and capacitors; Ohm’s law, power and energy, Kirchoff voltage, current laws and their applications in simple DC circuits, Basic Magnetism; Electromagnetic induction; Concept of alternating voltage & current; Cells and Batteries; Voltage and Current Sources; Thevenin’s theorem, Norton’s theorem and their applications
4. Electronic Devices and Circuits: 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; Semiconductor Physics; Semiconductor Diode; Bipolar Transistor & their circuits; Transistor Biasing Stabilisation of operating point; Single stage transistor amplifier; field effect transistor, MOSFET circuit applications. Multistage Transistor Amplifier; Transistor Audio Power Amplifiers; Feedback in Amplifier; Sinusoidal Oscillators; Tuned Voltage Amplifiers; Opto Electronics Devices and their applications; Operational Amplifier; Wave Shaping and switching circuits. Block diagram of I.C. timer (such as 555) and its working; Multivitation circuits; Time Base circuits; Thyristors and UJT; Regulated Power Supply
5. Digital Techniques: Applications and advantages of digital system; number system (binary and hexadecimal); Logic Gates; Logic Simplification; Codes and Parity; Arithmetic Circuits; Decoders, Display Devices and Associated Circuits; Thyristors and De-multiplexers; Latches and Flip Flops; Counters; Shift Register; Memories; A/D and D/A converters.
Specialization (PART - III) - 90 marks
1. Electrical: 3 phase vs. single phase supply, Star Delta connections, relation between phase line 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 chargers, 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 & bush bar protection, lightening arrestor, earthing, voltage stablizer; regulators, power control devices & circuits, phase controlled rectifiers, inverters, choppers, dual converters, cyclo-converters; power electronics application in control of drivers, refrigeration & airconditioning
2. Communication: Modulation and demodulation - principles and operation of various types of AM and PM modulators/demodulators; pulse modulation TDM, PAM, PPM, PWM; Multiplexing, principles and applications of PEM. 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 Communication Systems-Block diagram & working principles of microwave communication link.
3. Network, Filters and Transmission Line: Two port network; Alternators; Filters; Transmission Lines and their applications; characteristic impedance of line; concept of reflection and standing waves on a transmission line; Transmission line; Transmission line equation; Principle of impedance matching; Bandwidth consideration of a transmission line.
4. Instruments and Measurements: 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 & strain, force & torque measuring devices, pressure measuring devices, flow measuring devices, power control devices & circuits. Types of AC milli-voltmeters. Amplifier rectifier and rectifier amplifier, Block diagram explanation of a basic CRO and a triggered sweep oscilloscope, front panel controls; Impedance Bridges and Q-Meters; Principles of working and specifications of logic probes, signature analyser, signal generator, distortion factor meter, spectrum analyser
5. Control Systems: Basic elements of control system, open and closed loop system, concepts of feedback. Block diagram of control system. Time lag, hystersis, linearity concepts. Self regulating and non-self regulating control systems. Transfer function of simple control components, single feedback configuration. Time response of systems. Stability Analysis - Characteristic equation, Routh’s table, Nyquist criterion, Relative stability, phase margin and gain margin. Routh Hurwitz criterion, root locus technique, Bode plot, Polar plot, Gain margin and phase margin
6. Microprocessor: Typical organisation of a microcomputer system & functions of its various blocks; architecture of a Microprocessor, Memories and I/O interfacing; Brief idea of M/C & assembly languages, Machines & mnemonic codes; Instruction format and Addressing mode; 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.
7. Computers: Computer and its working, types of computers, familiarisation with DOS and Windows - concept of file, directory, folder, 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 organisation I/O system 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; communication protocols-X.25, TCP/IP. Database Management System-basic concepts, entity relationship model, relational model, DBMS based on relational model
