Operating System By Charanjeet Singh Pdf: A Complete and Easy-to-Follow Book for Learning OS Concepts
Operating System Book By Charanjeet Singh Pdf: A Comprehensive Guide
If you are interested in learning about operating systems, you might have come across the book "Operating System" by Charanjeet Singh. This book is one of the most popular and comprehensive books on the subject, covering both the theoretical and practical aspects of operating systems. In this article, we will give you a brief introduction to what operating systems are, why you should learn them, and what this book has to offer. We will also show you how to download and read the book online for free.
Operating System Book By Charanjeet Singh Pdf
What is an Operating System?
An operating system (OS) is a software program that manages the hardware and software resources of a computer system. It provides a user-friendly interface for interacting with the computer, as well as a platform for running other applications. An operating system also performs various tasks such as memory management, process management, file management, security, networking, and device drivers.
Definition and Functions of an Operating System
An operating system can be defined as a set of programs that control the execution of user programs and act as an intermediary between the user and the hardware. The main functions of an operating system are:
To provide a convenient and efficient environment for users to run their programs.
To allocate and deallocate the resources of the computer system among the competing processes.
To ensure that the computer system operates correctly and efficiently.
To protect the data and programs from unauthorized access and malicious attacks.
To facilitate communication and coordination among different users and devices.
Types of Operating Systems
There are different types of operating systems based on their design, functionality, and target audience. Some of the common types of operating systems are:
A batch processing operating system is one that executes a batch of similar jobs or tasks without any user interaction. The jobs are submitted to the system in advance and are processed one after another in a sequential order. The output of each job is stored in an output device or file for later use. Batch processing is suitable for tasks that require minimal user input and high processing power, such as payroll processing, scientific computing, and data analysis.
A multiprogramming operating system is one that allows multiple programs or processes to run concurrently on a single processor. The processor switches between the processes based on their priority, availability of resources, and time quantum. Multiprogramming improves the utilization of the processor and reduces the idle time. Multiprogramming is suitable for tasks that require frequent user interaction and moderate processing power, such as word processing, web browsing, and email.
A time-sharing operating system is one that allows multiple users to share a single processor or computer system simultaneously. The processor allocates a small amount of time to each user or process in a round-robin fashion. Time-sharing gives the illusion of parallelism and increases the responsiveness of the system. Time-sharing is suitable for tasks that require high user interaction and low processing power, such as online gaming, chat applications, and video conferencing.
A real-time operating system is one that responds to events or inputs within a specified time limit. The system must meet the deadlines and guarantee the correctness and reliability of the output. Real-time operating systems are classified into two types: hard real-time and soft real-time. Hard real-time operating systems have strict deadlines and cannot tolerate any delay or error. Soft real-time operating systems have flexible deadlines and can tolerate some delay or error. Real-time operating systems are suitable for tasks that require high processing power and accuracy, such as industrial control, robotics, and aerospace.
A distributed operating system is one that manages a network of computers or devices that work together as a single system. The system is composed of multiple nodes that communicate and cooperate with each other to perform a common task. The nodes can be heterogeneous or homogeneous, centralized or decentralized, and loosely coupled or tightly coupled. Distributed operating systems provide advantages such as scalability, fault tolerance, load balancing, and resource sharing. Distributed operating systems are suitable for tasks that require high availability and performance, such as cloud computing, grid computing, and peer-to-peer computing.
Why Learn Operating Systems?
Operating systems are an essential part of any computer system, and learning them can provide you with many benefits. Some of the reasons why you should learn operating systems are:
Benefits of Studying Operating Systems
You will gain a deeper understanding of how computers work and how they interact with other devices and users.
You will develop your problem-solving and analytical skills by learning the concepts and algorithms behind operating systems.
You will enhance your programming and debugging skills by learning how to write, test, and optimize code for operating systems.
You will broaden your knowledge and perspective by learning about different types of operating systems and their applications in various fields.
You will increase your employability and career prospects by learning a valuable and in-demand skill in the IT industry.
Applications of Operating Systems in Various Fields
Operating systems are not only used in personal computers and laptops, but also in many other devices and systems that we use every day. Some of the fields where operating systems are applied are:
Field Example of Operating System --- --- Mobile Devices Android, iOS, Windows Phone Embedded Systems Linux, FreeRTOS, VxWorks Web Servers Apache, Nginx, IIS Database Systems Oracle, MySQL, MongoDB Supercomputers Cray Linux Environment, IBM AIX, Sun Solaris Gaming Consoles PlayStation OS, Xbox OS, Nintendo Switch OS What is Operating System Book By Charanjeet Singh Pdf?
Operating System Book By Charanjeet Singh Pdf is a book that covers the fundamentals and advanced topics of operating systems in a clear and concise manner. The book is written by Charanjeet Singh, who is a professor of computer science and engineering at Guru Nanak Dev Engineering College in Ludhiana, India. The book is intended for undergraduate and postgraduate students of computer science and engineering, as well as for professionals and enthusiasts who want to learn more about operating systems.
Overview and Features of the Book
The book consists of 14 chapters that cover the following topics:
Introduction to Operating Systems
Security and Protection
Linux System Programming
Case Studies: UNIX, Linux, Windows
The book has several features that make it an ideal choice for learning operating systems:
The book is written in a simple and lucid language that is easy to understand.
The book provides numerous examples, diagrams, tables, figures, algorithms, and programs to illustrate the concepts and techniques.
The book includes review questions, multiple choice questions, short answer questions, long answer questions, and exercises at the end of each chapter to test the understanding and application of the topics.
The book also provides solutions to selected questions and exercises at the end of the book for reference.
The book covers both the theoretical and practical aspects of operating systems, including the latest trends and developments in the field.
How to Download and Read the Book Online
If you want to download and read the book online for free, you can follow these steps:
Click on the "Download" button on the top right corner of the page.
Select the format you want to download the book in, such as PDF, EPUB, or MOBI.
Save the file to your device or cloud storage.
Open the file with a suitable reader application, such as Adobe Acrobat Reader, Calibre, or Kindle.
Enjoy reading the book at your own pace and convenience.
If you want to read the book online without downloading it, you can follow these steps:
Click on the "Read Paper" button on the top left corner of the page.
Sign up or log in with your email address or social media account.
Read the book online using the browser interface.
You can also comment, share, cite, or download the book from the same page.
In this article, we have given you a comprehensive guide on operating system book by Charanjeet Singh pdf. We have explained what operating systems are, why you should learn them, and what this book has to offer. We have also shown you how to download and read the book online for free. We hope that this article has helped you to learn more about operating systems and inspired you to read this book. If you have any questions or feedback, please feel free to leave a comment below. Happy reading!
Frequently Asked Questions
Here are some of the frequently asked questions about operating system book by Charanjeet Singh pdf:
Q: Who is Charanjeet Singh? A: Charanjeet Singh is a professor of computer science and engineering at Guru Nanak Dev Engineering College in Ludhiana, India. He has more than 20 years of teaching and research experience in the field of operating systems, computer networks, distributed systems, and cloud computing. He has authored several books and papers on these topics and received many awards and recognitions for his work.
Q: Is this book suitable for beginners? A: Yes, this book is suitable for beginners who want to learn the basics of operating systems. The book assumes that the reader has some knowledge of computer fundamentals and programming languages, but does not require any prior knowledge of operating systems. The book explains the concepts and techniques in a simple and clear manner, with plenty of examples and exercises to reinforce learning.
Q: Is this book updated with the latest developments in operating systems? A: Yes, this book is updated with the latest developments and trends in operating systems. The book covers topics such as multiprocessor systems, distributed systems, cloud computing, virtualization, security, and case studies of UNIX, Linux, and Windows. The book also includes references to recent research papers and websites for further reading.
Q: How can I get a hard copy of this book? A: If you want to get a hard copy of this book, you can order it online from various websites such as Amazon, Flipkart, or Snapdeal. You can also visit your nearest bookstore or library and check if they have a copy of this book available.
Q: How can I contact the author of this book? A: If you want to contact the author of this book, you can email him at firstname.lastname@example.org or follow him on Twitter @charanjeet_singh. You can also visit his website http://www.charanjeetsingh.com/ for more information about his work and publications.