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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
Q475: Virtualization: What does 'hypervisor type 1' mean?
Q476: Backup/DR: What does 'offsite replication' refer to?
Q477: Security: What does the term 'least privilege' refer to in system administration?