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A system administrator (or sysadmin) is an IT professional responsible for the maintenance, configuration, and reliable operation of an organization's computer systems, including servers, operating systems, software, and networks
Q148: Virtualization: What does 'virtual NIC' mean?
Q149: Linux: What is the primary purpose of the 'ps' command?
Q150: Backup/DR: What does 'incremental backup' refer to?