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Linux is a major strength in computing technology. Most of the webserver, mobile phones, personal computers, supercomputers, and cloud-servers are powered by Linux. The job of a Linux systems administrator is to manage the operations of a computer system like maintain, enhance, create user account/report, taking backups using Linux tools and command-line interface tools. Most computing devices are powered by Linux because of its high stability, high security, and open-source environment. System Administration has become a solid criterion for an organization and institute that requires a solid IT foundation. Hence, the need for efficient Linux administrators is the requirement of the time. The job profile might change from each organization as there may be added responsibilities and duties to the role. For more please visit: https://nareshit.com/linux-admin-online-training/ There are some of the things that a Linux system administrator should know and understand: 1.Linux File Systems 2.File System Hierarchy 3.Managing Root/super User 4.Basic Bash Command 5.Handling File, Directories and Users