NEB Class 12 Computer Science Notes | All Chapter Complete Exercises

NEB Class 12 Computer Science Notes

NEB Class 12 Computer Science Notes is a collection of notes of all chapters included in the latest syllabus of 2080. You have landed in the perfect place if are searching for class 12 computer science notes. Class 12 Computer Science Notes also called Computer Science Guide contains all the notes of each and every chapter.

All the notes included here may be either in PDF format or in text format. If the notes are in PDF format then students can easily download the PDF and use it for educational purpose. If you don't know the names of chapter then you can refer to the table given below. 

When you click on the name of the chapter, you'll be redirected to the next page where you'll get the notes of that chapter. If you didn't get the notes even after clicking on the required chapter then it means that the notes are not available yet. We'll be updating the missing notes every day. So you can check it back again later on.

We request students to use the notes provided in our site wisely. We have worked to collect the notes of all chapters. That's why we want you to use the notes for exam preparation. 

New Syllabus of Class 12 Computer Science (2080)

As a class 12 student, you need to know the syllabus of every subject before you start preparing for your test or exams. When you open any book, you'll find the syllabus of that subject either at the front page or the back page. Knowing the syllabus will provide you clear idea on what topics are important and what not.

If yo haven't looked at the syllabus of class 12 Computer Science yet then let's discuss about the syllabus. According to the updated syllabus of 2080, class 12 computer science has been divided into 7 sections which are named as content section. Each content section contains many sub contents which are listed below. 

1. Database Management System (DBMS)

  • Introduction to data, database, Database system, DBMS
  • Field, Record, Objects, Primary Key, Alternate
  • Key, Candidate key
  • Advantages of using DBMS
  • DDL (Data Definition Language) and DML (Data Manipulation Language)
  • Database Model: Network Model, Hierarchical Model, Relational database model
  • Concept of Normalization: 1NF, 2NF, 3NF Centralized Vs Distributed Database
  • Database Security

2. Data Communication and Networking

  • Basic elements of Communication System
  • Concept of Communication System
  • Block Diagram of communication System /Model Elements of Data
  • Communication/Transmission Simplex, Half duplex and Full duplex
  • Communication mode 
  • Concept of LAN and WAN Transmission Medium: Guided and Unguided 
  • Transmission impairments terminology (Jitter, Singing, Echo, Crosstalk, Distortion, Noise, Bandwidth, Number of receivers)
  • Basic concept of Networks Architecture
  • ClientServer and Peer-to-peer O Some Basic Terms and Tool Used in Computer Network: IP Address, Sub Net Mask and Gateway,
  • MAC address, Internet, Intranet, Extranet 1 Network Tool: Packet tracer, Remote Login
  • Network Connecting Devices: NIC, Modem, router, switch
  • Network Topologies: Bus, Ring and star topology
  • Basic Concept OSI Reference Model
  • Internet Protocol Addressing

3. Web Technology II 

  • Introduction
  • Server side and Client Side Scripting
  • Introduction of internet technology
  • Adding Java script to HTML page
  • Java script fundamental
  • Java Script Data types
  • Variables and operators
  • Functions and control structure if-else, if-elseif, switch-case, for, while, do while loop Object based programming with Java Script and Event handling
  • Image, event and form objects
  • Form validation, JQuery
  • Server Side Scripting using PHP
  • Introduction to PHP: Hardware and Software
  • Requirements
  • Object oriented programming with server side
  • Scripting 
  • Basic PHP syntax
  • PHP data types
  • Basic Programming in PHP
  • Operators (Arithmetic, logical, comparison, operator precedence)
  • Variables Manipulation
  • Database Connectivity
  • Connecting server side script to database
  • Making SQL queries
  • Fetching data sets getting data about data
  • Creating SQL database with server side scripting 
  • Displaying queries in tables

4. Programming in C

  • Review of C programming concept Functions
  • Concept of library and user defined functions and advantages
  • function definition, prototype, call and return statements
  • Accessing a Function by passing values
  • Concept of storage: automatic and external
  • Concept of Recursion: factorial and Fibonacci problems
  • Structures and Unions
  • Structure: Definition, Declaration, Initialization and Size of Structure.
  • Accessing member of structure
  • Array of structure
  • Union: Definition, Declaration
  • Difference between union and structure
  • Pointers
  • Definition of Pointer
  • Address (&) and indirection (*) operator
  • Pointer Expression and Assignment
  • Call by values and call by reference
  • Working with Files
  • Concept of Data File
  • Sequential and Random File
  • File manipulation function: putw, getw, putc, getc, fscanf, fprintf
  • Opening, Reading, Writing and Appending data file

5. Object Oriented Programming (OOPs)

  • Programming paradigms: procedural, structural and object oriented
  • Features of OOP: Class, Object, Polymorphism and Inheritance
  • Advantages of OOP
  • Application of OOP

6. Software Process Model (SPM)

  • Software Project Concept
  • Concept of software development process
  • Concept SDLC life cycle
  • System Analyst Vs Software Engineer
  • Requirement Collection Methods
  • Software and quality
  • Concept of system design Software development model: waterfall, prototype, agile

7. Recent Trends in Technology 

  • Concept of Artificial Intelligence (Al) and Robotics
  • Concept of Cloud Computing
  • Concept of Big Data
  • Concept of Virtual Reality
  • Concept of e-com, e-medicine, e-gov.
  • Concept of Mobile Computing Concept of Internet of things (IoT)

About Class 12 Computer Notes

Welcome to our Class 12 Computer Science Notes - an incredible collection tailored for each chapter covered in your computer science curriculum. These notes act as your friendly tech guide, simplifying complex computer concepts into easily understandable bits.

Computer Science can sometimes feel like decoding a puzzle, right? But worry not! These notes are here to demystify algorithms, programs, and theories, acting as your digital mentor explaining each concept step by step.

Finding what you need is a breeze! Just click on the chapter's name, and presto! The notes appear, at your service. It's like having a virtual repository where each chapter is neatly summarized.

But hey, these notes aren't just for reading! They're your ally during practice sessions and exam prep, akin to having a secret code that unlocks the logic behind every programming challenge. And here's the kicker - they cover everything comprehensively, ensuring you grasp every aspect.

With these notes, mastering Class 12 Computer Science becomes much simpler. They're not just notes; they're your trustworthy study companion, aiding you through the world of algorithms and coding. Clear, easy to understand, and accessible whenever you need them. So, with these notes by your side, navigating through Class 12 Computer Science will be an exhilarating journey into the realm of technology!

NEB Class 12 Board Exam Model Questions 

For the NEB Class 12 Board Exam, we offer an extensive collection of model questions covering all subjects. These model questions are meticulously designed to align with the exam pattern and syllabus prescribed by the National Examination Board (NEB). Our team of educators and subject matter experts has put in considerable effort to create these comprehensive model questions to assist students in their exam preparations.

Each set of model questions is crafted with the aim of providing students with a thorough understanding of the exam format and the types of questions they might encounter. They are not just random questions but are strategically formulated to cover essential topics, concepts, and question patterns expected in the Class 12 Board Exam. By practicing these model questions, students can familiarize themselves with the exam structure, helping them build confidence and reduce exam-related stress.

Moreover, our model questions serve as an excellent practice resource for students. Practicing a wide range of questions from different subjects enables students to assess their strengths and weaknesses in various topics. It allows them to identify areas that require more attention and practice. Through consistent practice using our model questions, students can enhance their time management skills, improve their speed in solving problems, and gain better clarity on important concepts.

Scoring good marks in the Class 12 Board Exam becomes more attainable with the aid of our model questions. These questions serve as a valuable tool for self-assessment, enabling students to evaluate their preparedness and progress in each subject. Additionally, by solving these model questions, students get a feel for the actual exam environment, which helps in reducing exam anxiety and building confidence.

Our model questions are not just about practicing; they are about strategic preparation. They are structured to cover various difficulty levels, ensuring students are well-prepared to face any question that might appear in the actual exam. These questions are not only beneficial for self-assessment but also aid in reinforcing conceptual understanding, ultimately leading to improved performance in the Class 12 Board Exam. 

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6. Support for Class 12 Board Exams

The Class 12 Board Exams hold considerable importance in a student's academic journey. Our platform offers extensive support materials covering the syllabus comprehensively. These resources are curated to provide in-depth coverage of subjects, aiding students in thorough preparation and ensuring they approach these exams with confidence.

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