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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
Q574: Security: What does the term 'salt' refer to in system administration?
An approach related to defense in depth
random data added to passwords before hashing
An approach related to MFA
An approach related to firewall
An approach related to RSA
Q575: Security: What does the term 'firewall' refer to in system administration?
An approach related to certificate authority
An approach related to MFA
An approach related to salt
An approach related to TLS
filter traffic between networks based on rules
Q576: Scripting: Which statement best describes 'error exit codes'?
Related to bash shebang #!/bin/bash
Related to ssh key-based auth
Related to idempotent scripts
numeric codes returned by process indicating success/failure
Related to cron vs systemd timers
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