Operating System and Unix

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by: S. Gayathri, S. Priyadharshini, N. S. Usha

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Published:

May 29, 2026

Edition:

First

Type of book:

both

Year:

2025

Language:

English

Publisher:

Khanna Publishing House

Categories:

New Arrivals, Book Store, Sathyabama Series

Condition Type:

new

Country Origin:

India

Access Type

Duration

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$0.00

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ISBN-13: 9789355388902

ISBN-10: 935538890X

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Operating System and Unix The Operating System (OS) is the fundamental software that manages a computer's resources, making it the core of all modern computing. This book provides a comprehensive, two-part exploration of both the theoretical principles of operating systems and the practical application of the UNIX/Linux environment. Starting with the bedrock of OS design, the book clariﬁes essential concepts like Resource Management, Process Management, Memory Management, and Security. It meticulously details how the OS handles multitasking, deadlocks, and various memory allocation techniques. The second part transitions seamlessly into hands-on skills, focusing on the powerful and enduring UNIX system. Readers will master the UNIX ﬁle system structure, essential shell commands, and the art of Shell Scripting, including arithmetic expansion and ﬂoating-point calculations using tools like bc and awk. Whether you are a student, developer, or systems administrator, this book is the deﬁnitive resource for understanding how computers work and mastering the command-line tools that power the digital world. Salient Features:

Operating System Fundamentals: In-depth coverage of OS Goals (Resource Management, Reliability, Performance Optimization) and the role of System Software versus Application Software.
Core Management Concepts: Detailed units on Process Management (scheduling, threads, synchronization) and Memory Management (paging, segmentation, virtual memory).
Security and Deadlocks: Clear explanation of system security features and mechanisms to prevent or handle deadlocks and starvation.
UNIX Mastery: Comprehensive guide to the UNIX File System, Directory Structure, and mastering crucial shell commands for effective navigation and ﬁle manipulation.
Shell Scripting: Practical, step-by-step instruction on Bash Shell Scripting, including Arithmetic Operations using let and $((...)) and handling Floating-Point Arithmetic with bc and awk.
User Interaction: Focus on the different ways users interact with the OS, from the command-line interface to the graphical user interface.
Ideal for: Undergraduate and postgraduate students in Computer Science, and IT professionals seeking a robust understanding of both OS theory and practical UNIX command-line skills

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S. Gayathri

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S. Priyadharshini

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N. S. Usha

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