The utility provides an efficient way to temporarily grant users or user groups privileged access to system resources so that they can run commands that they cannot run under their regular accounts.
Linux is used in the following ways: Server OS for web servers, database servers, file servers, email servers and any other type of shared server. Designed to support high-volume and multithreading applications, Linux is well-suited for all types of server applications. Desktop OS for personal productivity computing.
