# NIC Scientist B Technical Syllabus 2023

NIC Scientist B Technical  Syllabus 2023 NIC Scientist B Technical Exam Pattern 2023 NIC Scientist B Technical Syllabus PDF in Hindi Download – अगर आप NIC Scientist B Technical Exam की तैयारी कर रहे हो तो पोस्ट आपके लिए अति महत्वपूर्ण है | इस आर्टिकल में NIC Scientist B Technical Syllabus के सिलेबस के बारे में जानकारी दी गई है| साथ ही आप नीचे दी गई लिंक के द्वारा Pdf डाउनलोड कर  सकते है वे उम्मीदवार जिन्होंने इसका ऑनलाइन आवेदन किया है उनके लिए निवनतम एग्जाम पैटर्न दिया गया है जो आपके लिए तैयारी करने में काम आएगा।

 Board Name National Informatics Centre (NIC) Post Name Various Posts Official Website nielit.gov.in Category Latest Syllabus Exam Date Coming soon

### NIC Scientist B Technical Selection Process

• Written Exam
• Interview (Only for Scientist-B and Scientific Officer/ Engineer Posts)
• Document Verification
• Medical Examination

### NIC Scientist B Technical Exam Pattern

 NIC Scientist B Exam Pattern and Syllabus Sections Technical Non-technical – No. of questions 78 Qs 42 Qs 120 Qs Syllabus Computer-related topics: Computer Science/Computer Engineering Logical Reasoning Analytical Reasoning Capabilities Quantitative and Qualitative abilities and General Aptitude

### Probability, Statistics and Combinatorics

Conditional Probability; Mean, Median, Mode and Standard Deviation; Random Variables; Distributions; uniforms, normal, Exponential, Poisson, Binomial, Permutations, Combinations, Counting, Summation, generating functions, recurrence relations, asymptotic

### 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.

### Electrical Engineering

Power Electronics, Signals and Systems, Electromagnetic Fields, Network graph, KCL, KVL, Node and Mesh Analysis, Transient response of DC and AC Networks, Sinusoidal steady-state analysis, Resonance, Super position theorem, Maximum Power transfer theorem, Three Phase Circuits, Power and Power factor in AC Circuit

### 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.

### Programming and Data Structures

: Programming in modern languages viz., Java, .Net, Open Source (PHP), Python, GoLang, NodeJS, etc. 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.

### 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 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

### 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, NoSQL Databases, questions on internals of Postgresql.

### 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, HTTPS), Basic concepts of hubs, switches, gateways and routers. Wireless technologies, Network security -basic concepts of public key and private key cryptography, digital signature, firewalls

### Web Technologies

HTML5, CSS3, XML, basic concept of client-server computing, web server, proxy server, web application development, MVC Architecture, web services, frontend technologies

### Cyber Security and Emerging Technologies

Secure programming techniques, OWASP top 10 vulnerabilities, concepts on IOT, Block chain, AI

### Cloud Technology

Computer, Network, Storage Management Technologies, Edge Computing

 Important Links NIC Scientist B Technical Syllabus 2023 Download PDF NIC Scientist B Technical Bharti 2022 Official Website