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BEST LINUX COURSE IN JALANDHAR TECHCADD.COM 9888122255
INTRODUCTION TO LINUX Linux is an open-source, Unix-like operating system kernel that serves as the foundation for many operating systems
HISTORY OF LINUX • 1991: Linus Torvalds developed the first Linux kernel. • Inspired by UNIX and MINIX systems. • The Linux community expanded through collaboration worldwide. • Now powers everything from servers to smartphones.
FEATURES OF LINUX • Open Source: Free to use, modify, and distribute. • Multitasking: Runs multiple programs simultaneously. • Multiuser: Several users can access the same system. • Security: Strong permission and authentication system. • Portability: Runs on different hardware platforms.
LINUX ARCHITECTURE • Kernel: Core part controlling hardware. • System Libraries: Help applications communicate with kernel. • System Utilities: Perform system-level tasks. • User Interface: Command-line or graphical interface.
ADVANTAGES OF LINUX • Free and open-source • Stable and secure • Customizable and lightweight • Large community support • Ideal for servers, developers, and ethical hackers
APPLICATIONS OF LINUX • Web Servers (Apache, NGINX) • Cloud Computing & DevOps • Cybersecurity & Ethical Hacking • IoT Devices & Embedded Systems • Education and Research
LINUX NETWORKING BASICS • Network configuration using ifconfig or ip command. • Ping to test connectivity. • SSH (Secure Shell) for remote access. • FTP and SCP for file transfer.
CONCLUSION • Linux is a powerful, secure, and flexible OS. • Widely used in servers, desktops, and mobile systems. • Learning Linux enhances IT, networking, and cybersecurity skills. • Quote: “Linux is the power of community and freedom.”
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