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NIELIT Syllabus 2022 Scientific/Tech Asst ‘A’ (STA), Scientist–B Syllabus

NIELIT Syllabus

Contenders who have applied for NIELIT Scientist–B & Technical Assistant exam may download latest NIELIT Syllabus 2022 for Computer Science/ Computer Engineering, Electronics and Communication Engineering, General Knowledge, reasoning & other subjects is available here.


National Institute of Electronics & Information Technology organize Scientific, Tech Asst ‘A’ (STA) paper for recruiting eligible & work oriented aspirants for various positions. In addition to this, you may get NIELIT Syllabus 2022 in PDF from too.We have placed direct link to avail NIELIT 2022 Syllabus.

Hit on link & get syllabus for Computer Science/ Computer Engineering, Electronics and Communication Engineering. Those who get qualified in written test will undergo further round of selection i.e.  Interview/Document verification. To get detailed NIELIT Syllabus 2022, have a glance on below of page tailored by team of recruitmentresult.com

NIELIT Syllabus

NIELIT Quantitative Aptitude Syllabus 2022:

START: Quantitative Aptitude Quiz

NIELIT General English Syllabus 2022:

  • Synonyms
  • Antonyms
  • Sentence Completion
  • Spelling Test
  • Passage Completion
  • Sentence Arrangement
  • Idioms and Phrases
  • Para Completion
  • Error Correction (Underlined Part)
  • Fill in the blanks
  • Prepositions
  • Active and Passive Voice
  • Spotting Errors
  • Substitution
  • Transformation
  • Sentence Improvement
  • Joining Sentences
  • Error Correction (Phrase in Bold)
  • Articles
  • Gerunds
  • Identify the Errors
  • Plural Forms
  • Odd Words
  • Prepositions
  • Suffix
  • Tense
  • Adjectives
  • Homophones
  • Identify the Sentences
  • Nouns
  • Prefix
  • Sentence Pattern
  • Tag Questions

Read Now: How to Prepare for English

NIELIT Technical Assistant Exam Syllabus of Computer Knowledge:

  • Internet.
  • Instant Messengers.
  • Word Processing.
  • Page Layout.
  • Presentation Software.
  • E-mail.
  • Spreadsheets.
  • Utilities.
  • Hardware & Software Components.
  • Zip & Unzip files.
  • Windows.
  • Introduction to windows.
  • Directories.
  • Files and Folders.

NIELIT Scientist- B Exam Syllabus Reasoning:

  • Number Series
  • Letter Series
  • Analogies
  • Puzzles
  • Syllogisms
  • Binary Logic
  • Clocks & Calendars
  • Cubes & Dice
  • Classification
  • Blood Relations
  • Coding-Decoding
  • Data Sufficiency
  • Seating Arrangement
  • Venn Diagrams
  • Problem Solving
  • Coded Inequalities
  • Double Lineup
  • Logical Deductions
  • Routes & Networks
  • Grouping & Selections
  • Evaluating Course of Action
  • Statements and Conclusions
  • Mathematical and Computer Operations
  • Critical Reasoning
  • Inferences
  • Situation Reaction Test
  • Decision Making
  • Symbols and Notations
  • Direction Sense Test
  • Logical Sequence Of Words
  • Assertion and Reason
  • Verification of Truth of the Statement
  • Statements and Assumptions

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NIELIT Exam Syllabus 2022 of General Knowledge:

Check Out: How To Prepare For GK

NIELIT Syllabus 2022 of Information Technology:

  • Data Communication and Network Technologies.
  • Internet Technology & Web Design.
  • Advanced Algorithms.
  • Basics of OS, Unix and Shell Programming.
  • Operating Systems.
  • Digital Image Processing.
  • Advanced Computer Graphics.
  • Soft Computing.
  • Cyber Forensic and Law.
  • Mobile Computing.
  • Mathematical Methods for Computing.
  • Information Storage & Management.

Download: NIELIT Syllabus PDF (Scientist – ‘B’)

NIELIT Syllabus 2022 for Computer Science/ Computer Engineering:

Engineering Mathematics Syllabus:

  • Mathematical LogicPropositional Logic; First Order Logic:
  • ProbabilityConditional Probability; Mean, Median, Mode and Standard Deviation; Random Variables; Distributions; uniforms, normal, exponential, Poisson, Binomial.
  • Set Theory & AlgebraSets, Relations, Functions, Groups, Partial Orders, Lattice, Boolean Algebra.
  • CombinationsPermutations, Combinations, Counting, Summation, generating functions, recurrence relations, asymptotics
  • Graph TheoryConnectivity, spanning trees, Cut vertices & edges, covering, matching,independent sets, Colouring,  Planarity, Isomorphism.
  • Linear AlgebraAlgebra of Matrices, determinants, systems of linear equations, Eigen values and Eigen vectors
  • Numerical MethodsLU decomposition for systems of linear equations, numerical solutions of non-linear algebraic equations by Secant, Bisection and Newton-Raphson Methods; Numericalintegration 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.

Computer Science/ Computer Engg Syllabus:

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 ArchitectureMachine 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

Analog and Digital Communication:

  • Autocorrelation and power spectral density, properties of white noise, filtering of random signals through LTI systems, amplitude modulation and demodulation, angle modulation and demodulation, spectra of AM and FM
  • Super heterodyne receivers circuits for analog communications, Information theory, entropy, mutual information and channel capacity theorem, Digital communications
  • PCM, DPCM, digital modulation schemes, amplitude, phase and frequency shift keying (ASK, PSK, FSK), QAM, MAP and ML decoding
  • matched filter receiver, calculation of bandwidth, SNR and BER for digital modulation; Fundamentals of error correction, Hamming codes; Timing and frequency synchronization, inter- symbol interference and its mitigation; Basics of TDMA, FDMA and CDMA

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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, Object Oriented Programming Concepts- Object, Class, Inheritance, Polymorphism, Abstraction and Encapsulation


  • 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 competent, Spanning trees, Shortest paths; Hashing, Sorting, Searching, Asymptotic analysis (best, worst, average cases) of time and space, upper and lower bounds, Basic concept of complexity classes –P, NP, NP-hard, NP-complete

Theory of ComputationRegular languages and finite automata, Context free languages and Push-down automata, Recursively enumerable sets and Turing machines, Undecidability

Compiler DesignLexical analysis, Parsing, Syntax directed translation, Runtime environments, Intermediate and target code generation, Basics of code optimization

Operating SystemProcesses, Threads, Inter-Process communication, Concurrency, Synchronization, Deadlock, CPU scheduling, Memory management and virtual memory, File systems, I/O systems, Protection and security

DatabasesER-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, Flow and error control techniques, Routing algorithms, Congestion control, TCP/UDP and sockets
  • IP(v4), IP(v6), Application layer protocols, (ICMP, DNS, SMTP, POP, FTP, HTTP), Basic concepts of hubs, switches, gateways, and routers.
  • Wireless technologies, Network security – basic concepts of public key and private key cryptography, digital signature, firewalls.

NIELIT Syllabus 2022 for Electronics and Communication Engineering:

For Engineering Mathematics:

Linear Algebra:

Matrix Algebra, Systems of linear equations, Eigen values and eigen vectors.


  • 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.

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For Electronics and Communication Engineering


  • 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.


  • 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


  • 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.

NIELIT Electronics & Telecommunication Syllabus 2022:

  • Engineering Mathematics.
  • Networks
  • Electronic Devices.
  • Analog Circuits.
  • Digital circuits.
  • Signals and Systems.
  • Control Systems.
  • Analog & Digital Communications.
  • Electromagnetic

Read Now: How To Reduce Negative Marking

Simple points regarding NIELIT Scientist–B Exam:

  • NIELIT Scientist B Written Examination will be conducted in OMR based and Objective type.
  • Total 120 objective type Questions will be asked by candidates contains 60 questions from the respective stream and 60 questions on Generic Area.
  • The Generic Area will contain Logical, Analytical Reasoning Capabilities, Quantitative and Qualitative abilities and General Awareness and Aptitude.
  • Each question will carry one mark.
  • There will be a Negative marking of 0.25 marks for each wrong answer.
  • Minimum qualifying percentage for the written examination for General- 50%, OBC Candidates -40%, SC/ST categories -30%s.

NIELIT Exam Pattern:

Sr. no NIELIT 2020 Exam Type Subjects Questions Marks
1. OMR Based & Objective Questions from Respective Streams 60 60
2. Logical 60 60
3. Analytical Reasoning Capabilities
4. Quantitative Ability
5. Qualitative
6. General Awareness
7. Aptitude
Total 120 120

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Refer NIELIT Syllabus 2022:

Exam Syllabus is one of the premier study materials which will help you in getting good marks in exam. Those who have applied for NIELIT exam may go through all topics as added in syllabus. You may download latest updated syllabus from this page.

NIELIT Previous Year Question Papers:

Previous year question paper comprises all questions which are asked in paper. So, refer these NIELIT question paper to score good marks in exam. Study these papers & make proper strategy to study.

Study Schedule:

Make proper time table & allot time to all topics as referred in syllabus. It’s better to make schedule chapter wise. Manage time in such a way that you get sufficient time for revision too.

Refer best Books and Study Materials:

NIELIT preparation books will guide you to crack paper. Refer all topics from these books, you may make notes chapter wise & revise them on continuous basis. Make proper schedule & allot time to all topics as added in syllabus.

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