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System Administrator
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
Quiz Questions
Q838: Linux: What is the primary purpose of the 'ls' command?
report file system disk space usage
secure shell
list directory contents
schedule periodic background jobs
archive files
Q839: Security: What does the term 'defense in depth' refer to in system administration?
An approach related to firewall
An approach related to salt
multiple layers of security controls
An approach related to TLS
An approach related to RSA
Q840: Backup/DR: What does 'RPO' refer to?
recovery point objective — acceptable data loss window
Related to tape backup
Related to rto
Related to differential backup
Related to offsite replication
