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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
Q28: Scripting: Which statement best describes 'idempotent scripts'?
Related to cron vs systemd timers
Related to ssh key-based auth
Related to bash shebang #!/bin/bash
can be run multiple times without changing result after first run
Related to error exit codes
Q29: Networking: Which statement best describes OSI model layer 3 ?
Related to arp
Related to udp
Related to subnet mask
routing and logical addressing (IP)
Related to tcp
Q30: Linux: What is the primary purpose of the 'mount' command?
schedule periodic background jobs
archive files
mount a filesystem
display tasks interactively
execute a command as another user
