<ul><li>Linux is the top operating system for hosting real-world production applications, making it a crucial skill for job seekers, especially in big IBs where most Java applications are hosted on RedHat Linux.</li><li>Proficiency in Linux, along with programming languages like Java or C++, is essential for programming jobs as well as support roles and system admin positions.</li><li>In production support roles, in-depth knowledge of Linux is a must, including understanding Linux fundamentals, kernel, shell, and the init process, along with familiarity with various Linux commands for troubleshooting and day-to-day tasks.</li><li>Apart from development jobs, Linux is equally important for support roles and system admin jobs, emphasizing the significance of having a good command of Linux and SQL for a career in the IT industry.</li></ul>

Top 50 Linux Interview Questions Answers for 3 to 5 Years Experienced

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