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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
Q949: Virtualization: What does 'container vs VM' mean?
Related to vm snapshot
containers share kernel, lighter-weight than VMs
Related to paravirtualization
Related to resource overcommit
Related to virtual nic
Q950: Scripting: Which statement best describes 'error exit codes'?
Related to bash shebang #!/bin/bash
Related to configuration management (ansible)
Related to ssh key-based auth
Related to cron vs systemd timers
numeric codes returned by process indicating success/failure
Q951: Linux: What is the primary purpose of the 'chmod' command?
archive files
change file mode bits
report process status
schedule periodic background jobs
change file owner and group
