UNIX Fundamentals: An Introduction to Core Concepts

Introduction:

The UNIX Fundamentals: An Introduction to Core Concepts course is designed to provide you with the skills necessary for effectively operating and administering UNIX-based systems. Renowned for its reliability, scalability, and security, UNIX serves as a critical foundation in computing across various industries.

In this course, you will explore the fundamental features of the UNIX operating system, including its command-line interface, file system structure, and user management. The course emphasizes practical, performance-based learning, ensuring you gain both theoretical knowledge and hands-on experience essential for effective UNIX system management.

Whether you're an IT professional looking to advance your skills or an aspiring system administrator, this course offers a robust foundation to enhance your expertise in UNIX system management and advance your career in this dynamic field.

Objectives:

By the end of the UNIX Fundamentals: An Introduction to Core Concepts course, participants will be able to:

• Acquire a comprehensive understanding of UNIX operating system fundamentals.
• Navigate the UNIX command-line interface with proficiency.
• Perform essential system administration tasks, including user and file system management.
• Configure and support UNIX-based network services.
• Understand system initialization, shutdown procedures, and process management in UNIX.
• Develop troubleshooting skills to address common UNIX environment issues.
• Implement security measures and best practices for UNIX system protection.
• Understand backup and recovery procedures specific to UNIX systems.
• Engage in practical exercises and real-world simulations to solidify learning.

Training Methodology:

• Lectures
• Hands-on Labs
• Demonstrations
• Interactive Workshops
• Case Studies
• Simulations
• Group Discussions
• Role Plays

Course Outline:

Unit 1: Introduction to UNIX

• Examine the evolution and significance of UNIX in modern computing.
• Understand the architecture of UNIX, including the kernel, shell, and file system.
• Explore different UNIX distributions and their unique features.
• Familiarize with UNIX commands and their applications.
• Engage in practical exercises using the UNIX command-line interface.

Unit 2: File System Management

• Learn about the hierarchical file system structure in UNIX, including files and directories.
• Understand file permissions and control mechanisms in UNIX.
• Perform file operations such as creation, deletion, copying, and movement.
• Utilize commands for file management (e.g., cp, mv, rm, mkdir).
• Explore advanced file system operations, including symbolic links and file attributes.

Unit 3: User and Group Administration

• Learn how UNIX handles user and group management.
• Create, modify, and delete user accounts through command-line operations.
• Set permissions and access rights for users and groups.
• Understand user authentication methods, including passwords and SSH keys.
• Explore user and group management utilities (e.g., useradd, usermod, groupadd, chpasswd).

Unit 4: System Administration Tasks

• Understand system startup and shutdown procedures.
• Administer UNIX system services and daemons.
• Monitor system performance and resource usage.
• Configure services and parameters for organizational needs (e.g., DHCP, DNS, FTP).
• Troubleshoot and resolve common system issues.

Unit 5: Security and Backup

• Implement security practices to safeguard UNIX systems from internal and external threats.
• Configure firewalls, access controls, and security policies.
• Apply encryption methods for data protection on UNIX systems.
• Develop backup and recovery plans for system and user data.
• Utilize backup tools and methods such as tar, rsync, and cron.