NIC Scientist B Mock Test, Syllabus & Pattern
Prepare online for the NIC Scientist B Recruitment Exam. Get access to online mock tests, practice papers, full syllabus, and pattern details.
Hired under National Informatics Centre for the post of Scientist B.
Recruitment Highlights
- Total Vacancies: 242
- Applicants Volume: TBD
- Pay Scale / Salary: INR 56,100 - INR 1,77,500
- Eligibility Criteria: Undergraduate/Graduate
- Last Date to Apply: 2026-03-25
Detailed Exam Syllabus & Criteria
NIC Scientist B Syllabus and Exam Pattern 2024
NIC Scientist B exam consists of an online written examination with two major sections i.e., Technical and Non-Technical. Here the candidates can find the expected NIC Scientist B Syllabus and Exam Pattern 2024. Go through it to get a general overview of the question paper.
- Section A - Technical and has questions based on Computer-related topics like Computer Science/Computer Engineering.
- Section B - Non-technical and has questions based on Logical Reasoning, Analytical Reasoning Capabilities, Quantitative and Qualitative abilities and General Aptitude.
- The written examination will be of 3 hours duration and will be conducted in English medium only.
- Each question carries 1 mark and has a negative marking of 0.25 marks.
- Qualifying marks: 50% for General/EWS, 40% for OBC, 30% for the SC/ST/PWD categories.
Check out important NIC Scientist B Exam Dates here!
Refer the table below for an overview of NIC Scientist B Exam Pattern and Syllabus:
| NIC Scientist B Exam Pattern 2024 | 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 | - |
NIC Scientist B Technical Syllabus 2024 (Expected)
The NIC Scientist B Technical paper has a weightage of 65% of the questions i.e., 78 questions from a total of 120 questions. This is the major section and scoring well is extremely important to get selected as NIC Scientist B. Now, let us have a look at the detailed topic-wise NIC Scientist B Technical Syllabus.
| Broad Category | Topics |
| --- | --- |
| 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 | |
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NIC Scientist B Non-Technical Syllabus 2024 (Expected)
The NIC Scientist B Technical paper has a weightage of 35% of the questions i.e., 42 questions from a total of 120 questions. This is the Generic Section of the examination which can help you boost the overall score of the NIC Scientist B exam. Now, let us have a look at the detailed topic-wise NIC Scientist B Non-Technical Syllabus here!
Get detailed NIC Scientist B Eligibility Criteria here!
| Subject | Syllabus |
| --- | --- |
| Logical Reasoning | |
| Blood Relations, Clock and Calendar, Ordering & Ranking, Directions & Distances, Arranging words in Meaningful order, Analytical Reasoning Capabilities: Ranking & Time Sequence, Analogy & Data Sufficiency, Input-Output, Syllogisms. | |
| Quantitative Aptitude | |
| Number system, Profit and Loss, Work & Time, Time & Distance, Simple Interest & Compound Interest | |
| General Aptitude | |
| General knowledge & Current Affairs | |
Learn more about the NIC Scientist B Selection process right here!
1. Thoroughly Understand the Exam Pattern & Syllabus
- You should go through the NIC Scientist B selection process and detailed NIC Scientist B Syllabus first to know all topics that need to be covered for the NIC Scientist B written test.
- Knowing the complete syllabus will restrict your study. This will also give you time for Revision in the last moment.
- The NIC Scientist B written test will have two sections viz. Technical part & Non Technical part. Technical Part will consist of 78 questions from computer-related topics whereas Non-technical part consists of 42 questions which consist of Logical Reasoning, Analytical Reasoning Capabilities, Quantitative and Qualitative abilities and General Aptitude
Get detailed NIC Scientist B Eligibility Criteria here!
2. Plan Your Own Study Schedule
- After knowing the entire syllabus and exam pattern the next NIC Scientist B preparation strategy should be to make your own study schedule with certain targets and complete them on daily basis
- Cover all the topics from the NIC Scientist B syllabus in your study schedule and start preparing.
Learn more about the NIC Scientist B Selection process right here!
3.Complete Your NIC Scientist B syllabus
- Allot more time for the topics which are difficult for you in your study schedule.
- Stick to your daily targets and complete them.
- Once difficult topics get completed, it will be easy for you to cover easy topics at the end.
- Note down all the important formulas and tricks you discover during your preparation.
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Get steps to download the NIC Scientist B Admit Card here!
4. Revision is the Key
- Once your syllabus gets completed, make time to revise the difficult topics first. This will help you to remember all the concepts that you have learned till the exam.
- Keep on revising the difficult topics so that you can be fluent in that too.
6. Improve your Accuracy and Speed:
- After attempting the Mock test, the next NIC Scientist B preparation tip is to improve your speed & accuracy.
- If a question seems tough, do not spend more time solving it. Try to attempt the easy ones first.
- Avoid picking tough questions in the start, as that could lead to loss of time or negative marking (if you didn't get the correct solution).
7. Time Management:
- Time management is one of the crucial steps in clearing the exam. With proper time management, you will be able to check all the questions at one time.
- Divide your time wisely to prepare all the subjects
We hope this article on NIC Scientist B Syllabus gave you the necessary insights which you were looking for. Studying the entire syllabus is a crucial part if you want to ace the exam. Along with that practice is also necessary to crack the exam. Download the Testbook App now and get access to expert curated practice sets, mock tests for NIC Scientist B and ace the exam!
