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NIELET Scientist - B Syllabus 2022: Are you looking for NIELET Scientist - B Syllabus 2022. If yes, Means you are on the right webpage. Here we provide the NIELET Scientist - B Exam Syllabus 2022 in a detailed manner. Because syllabus plays a very important role for those candidates who are applying for NIELET Scientist - B exam. Before starting your exam preparation right after downloading the syllabus PDF.Understanding the Syllabus and Exam Pattern before the exam will be helpful for the candidates during the exam. For the sake of candidates, Here we are providing the NIELET Scientist - B Syllabus 2022, Exam Pattern and Selection Process. For further elaborated details about the Syllabus candidates can check through the Official website.<h3>Out Look Of NIELET Scientist - B Syllabus 2022 </h3><figure class="table"><table><thead><tr><th colspan="2">NIELIT Scientist - B Syllabus 2022 Summary</th></tr></thead><tbody><tr><td>Organization</td><td>National Institute of Electronics & Information Technology (NIELIT)</td></tr><tr><td>Job Category</td><td><a href="https://www.jobs7.in/psu-jobs-search">PSU Jobs</a> </td></tr><tr><td>Job Type</td><td><a href="https://www.jobs7.in/central-govt-jobs">Central Govt Jobs</a></td></tr><tr><td>Recruitment</td><td><a href="https://www.jobs7.in/nielit-recruitment">NIELIT Recruitment</a></td></tr><tr><td>Job Name</td><td>Scientist-B</td></tr><tr><td>Job location</td><td>All Over India</td></tr><tr><td>Qualification</td><td><a href="https://www.jobs7.in/b-e-jobs-page">B.E</a>, <a href="https://www.jobs7.in/m-e-jobs-page">M.E</a>, <a href="https://www.jobs7.in/b-tech-jobs-page">B.Tech</a>, <a href="https://www.jobs7.in/m-tech-jobs-page">M.Tech</a>, <a href="https://www.jobs7.in/m-sc-jobs-page">M.Sc</a></td></tr><tr><td>Vacancies</td><td>16</td></tr><tr><td>Start Date</td><td>20/12/2021</td></tr><tr><td>Last Date</td><td>18/01/2022</td></tr><tr><td>Apply Mode</td><td>Online</td></tr></tbody></table></figure>NIELET Scientist - B Exam: 2022<h3>NIELET Scientist - B Syllabus 2022 and Exam Pattern</h3><figure class="table"><table><thead><tr><th>Topics</th><th>Weightage</th><th>No. of Questions</th><th>Maximum Marks</th><th>Duration</th></tr></thead><tbody><tr><td>Technical Area (Computer related topics: Computer Science/Computer Engineering)</td><td>65%</td><td>78</td><td>78</td><td rowspan="2">3 hours</td></tr><tr><td>Generic Area (Logical Reasoning, Analytical Reasoning Capabilities, Quantitative and Qualitative abilities, and General Aptitude)</td><td>35%</td><td>42</td><td>42</td></tr><tr><td>Total</td><td> </td><td>120 Questions</td><td>120 marks</td><td> </td></tr></tbody></table></figure><ul><li>The Written Examination will be Objective type (OMR based) consisting of questions from Technical and Generic Area.</li><li>The duration of written test will be 3 hours.</li><li>There will be total of 120 objective type Questions consisting of 65% questions from Technical Area of respective stream and 35% questions from Generic Area.</li><li>Every Question will carry 1 (one) mark and there will be negative marking of 0.25 mark for each wrong answer.</li><li>The minimum percentage to qualify for the written examination will be 50% for General, 40% for OBC and 30% for the SC/ST categories.</li></ul><h3>NIELET Scientist - B Syllabus 2022 and Selection Process</h3>Most of the times the National Institute of Electronics & Information Technology will follow the below steps to recruit the candidates. <ol><li>Written Test (Objective Type) </li><li>Interview</li></ol><h3>Prospectus Of NIELET Scientist - B Syllabus 2022</h3><h4>1. Computer Science and Information Technology (CS) </h4>1.1 Engineering Mathematics Mathematical Logic: Propositional Logic; First Order Logic. Probability: Conditional Probability; Mean, Median, Mode and Standard Deviation; Random Variables; Distributions; uniform, normal, exponential, Poisson, Binomial. Set Theory & Algebra: Sets; Relations; Functions; Groups; Partial Orders; Lattice; Boolean Algebra. Combinatorics: Permutations; Combinations; Counting; Summation; generating functions; recurrence relations; asymptotics. Graph Theory: Connectivity; spanning trees; Cut vertices & edges; covering; matching; independent sets; Colouring; Planarity; Isomorphism. Linear Algebra: Algebra of matrices, determinants, systems of linear equations, Eigen values and Eigen vectors. Numerical Methods: LU decomposition for systems of linear equations; numerical solutions of non-linear algebraic equations by Secant, Bisection and Newton-Raphson Methods; Numerical integration by trapezoidal and Simpson’s rules. Calculus: Limit, Continuity & differentiability, Mean value Theorems, Theorems of integral calculus, evaluation of definite & improper integrals, Partial derivatives, Total derivatives, maxima & minima. <h4>1.2 Computer Science and Information Technology </h4>Digital Logic: Logic functions, Minimization, Design and synthesis of combinational and sequential circuits; Number representation and computer arithmetic (fixed and floating point). Computer Organization and Architecture: Machine instructions and addressing modes, ALU and data-path, CPU control design, Memory interface, I/O interface (Interrupt and DMA mode), Instruction pipelining, Cache and main memory, Secondary storage. Programming and Data Structures: Programming in C; Functions, Recursion, Parameter passing, Scope, Binding; Abstract data types, Arrays, Stacks, Queues, Linked Lists, Trees, Binary search trees, Binary heaps. Algorithms: Analysis, Asymptotic notation, Notions of space and time complexity, Worst and average case analysis; Design: Greedy approach, Dynamic programming, Divide-and-conquer; Tree and graph traversals, Connected components, Spanning trees, Shortest paths; Hashing, Sorting, Searching. Asymptotic analysis (best, worst, average cases) of time and space, upper and lower bounds, Basic concepts of complexity classes – P, NP, NP-hard, NP-complete. Theory of Computation: Regular languages and finite automata, Context free languages and Push-down automata, Recursively enumerable sets and Turing machines, Undecidability. Compiler Design: Lexical analysis, Parsing, Syntax directed translation, Runtime environments, Intermediate and target code generation, Basics of code optimization. Operating System: Processes, Threads, Inter-process communication, Concurrency, Synchronization, Deadlock, CPU scheduling, Memory management and virtual memory, File systems, I/O systems, Protection and security. Databases: ER-model, Relational model (relational algebra, tuple calculus), Database design (integrity constraints, normal forms), Query languages (SQL), File structures (sequential files, indexing, B and B+ trees), Transactions and concurrency control. Information Systems and Software Engineering: information gathering, requirement and feasibility analysis, data flow diagrams, process specifications, input/output design, process life cycle, planning and managing the project, design, coding, testing, implementation, maintenance. Computer Networks: ISO/OSI stack, LAN technologies (Ethernet, Token ring), Flow and error control techniques, Routing algorithms, Congestion control, TCP/UDP and sockets, IP(v4), Application layer protocols (icmp, dns, smtp, pop, ftp, http); Basic concepts of hubs, switches, gateways, and routers. Network security – basic concepts of public key and private key cryptography, digital signature, firewalls. Web technologies: HTML, XML, basic concepts of client-server computing. <h4>2 2. Electronics and Communication Engineering (EC) </h4>2.1 Engineering Mathematics Linear Algebra: Matrix Algebra, Systems of linear equations, Eigen values and eigen vectors. Calculus: Mean value theorems, Theorems of integral calculus, Evaluation of definite and improper integrals, Partial Derivatives, Maxima and minima, Multiple integrals, Fourier series. Vector identities, Directional derivatives, Line, Surface and Volume integrals, Stokes, Gauss and Green’s theorems. Differential equations: First order equation (linear and nonlinear), Higher order linear differential equations with constant coefficients, Method of variation of parameters, Cauchy’s and Euler’s equations, Initial and boundary value problems, Partial Differential Equations and variable separable method. Complex variables: Analytic functions, Cauchy’s integral theorem and integral formula, Taylor’s and Laurent’ series, Residue theorem, solution integrals. Probability and Statistics: Sampling theorems, Conditional probability, Mean, median, mode and standard deviation, Random variables, Discrete and continuous distributions, Poisson,Normal and Binomial distribution, Correlation and regression analysis. Numerical Methods: Solutions of non-linear algebraic equations, single and multi-step methods for differential equations. Transform Theory: Fourier transform,Laplace transform, Z-transform. <h4>2.2 Electronics and Communication Engineering Networks: </h4>Network graphs: matrices associated with graphs; incidence, fundamental cut set and fundamental circuit matrices. Solution methods: nodal and mesh analysis. Network theorems: superposition, Thevenin and Norton’s maximum power transfer, Wye-Delta transformation. Steady state sinusoidal analysis using phasors. Linear constant coefficient differential equations; time domain analysis of simple RLC circuits, Solution of network equations usingLaplace transform: frequency domain analysis of RLC circuits. 2-port network parameters: driving point and transfer functions. State equations for networks. Electronic Devices: Energy bands in silicon, intrinsic and extrinsic silicon. Carrier transport in silicon: diffusion current, drift current, mobility, and resistivity. Generation and recombination of carriers.p-n junction diode, Zener diode, tunnel diode, BJT, JFET, MOS capacitor, MOSFET, LED, p-I-n and avalanche photo diode, Basics of LASERs. Device technology: integrated circuits fabrication process, oxidation, diffusion, ion implantation, photolithography, n-tub, p-tub and twin-tub CMOS process. Analog Circuits: Small Signal Equivalent circuits of diodes, BJTs, MOSFETs and analog CMOS. Simple diode circuits, clipping, clamping, rectifier.Biasing and bias stability of transistor and FET amplifiers. Amplifiers: single-and multi-stage, differential and operational, feedback, and power. Frequency response of amplifiers.Simple op-amp circuits. Filters. Sinusoidal oscillators; criterion for oscillation; single-transistor and op-amp configurations.Function generators and wave-shaping circuits, 555 Timers. Power supplies. Digital circuits: Boolean algebra, minimization of Boolean functions; logic gates; digital IC families (DTL, TTL, ECL, MOS, CMOS). Combinatorial circuits: arithmetic circuits, code converters, multiplexers, decoders, PROMs and PLAs. Sequential circuits: latches and flip-flops, counters and shift-registers. Sample and hold circuits, ADCs, DACs. Semiconductor memories. Microprocessor(8085): architecture, programming, memory and I/O interfacing. Signals and Systems: Definitions and properties ofLaplace transform, continuous-time and discrete-time Fourier series, continuous-time and discrete-time Fourier Transform, DFT and FFT, z-transform. Sampling theorem. Linear Time-Invariant (LTI) Systems: definitions and properties; causality, stability, impulse response, convolution, poles and zeros, parallel and cascade structure, frequency response, group delay, phase delay. Signal transmission through LTI systems.Control Systems: Basic control system components; block diagrammatic description, reduction of block diagrams. Open loop and closed loop (feedback) systems and stability analysis of these systems. Signal flow graphs and their use in determining transfer functions of systems; transient and steady state analysis of LTI control systems and frequency response. Tools and techniques for LTI control system analysis: root loci, Routh-Hurwitz criterion, Bode and Nyquist plots. Control system compensators: elements of lead and lag compensation, elements of ProportionalIntegral-Derivative (PID) control. State variable representation and solution of state equation of LTI control systems. Communications: Random signals and noise: probability, random variables, probability density function, autocorrelation, power spectral density. Analog communication systems: amplitude and angle modulation and demodulation systems, spectral analysis of these operations, superheterodyne receivers; elements of hardware, realizations of analog communication systems; signal-to-noise ratio (SNR) calculations for amplitude modulation (AM) and frequency modulation (FM) for low noise conditions. Fundamentals of information theory and channel capacity theorem. Digital communication systems: pulse code modulation (PCM), differential pulse code modulation (DPCM), digital modulation schemes: amplitude, phase and frequency shift keying schemes (ASK, PSK, FSK), matched filter receivers, bandwidth consideration and probability of error calculations for these schemes. Basics of TDMA, FDMA and CDMA and GSM. Electromagnetics: Elements of vector calculus: divergence and curl; Gauss’ and Stokes’ theorems, Maxwell’s equations: differential and integral forms. Wave equation, Poynting vector. Plane waves: propagation through various media; reflection and refraction; phase and group velocity; skin depth. Transmission lines: characteristic impedance; impedance transformation; Smith chart; impedance matching; S parameters, pulse excitation. Waveguides: modes in rectangular waveguides; boundary conditions; cut-off frequencies; dispersion relations. Basics of propagation in dielectric waveguide and optical fibers. Basics of Antennas: Dipole antennas; radiation pattern; antenna gain.

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