NEB Class 12 Computer Science Notes | All Chapter Complete Exercises

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.

S.N	Topics
1	Data Management System (DBMS)
2	Data Communication and Networking
3	Web Technology II
4	Programming in C
5	Object Oriented Programming (OOP)
6	Software Progress Model (SPM)
7	Recent Trends in Technology
8	Specification Grid of Theory (Comp 428)
9	Appendix
10	Item Format Plan
11	Model Questions
12	Bibilography

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.

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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

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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!

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