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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
Q151: Monitoring: Which best describes 'ELK stack'?
Elasticsearch, Logstash, Kibana for centralized logging
Related to snmp
Related to prometheus
Related to grafana
Related to alerting thresholds
Q152: Scripting: Which statement best describes 'cron vs systemd timers'?
Related to ssh key-based auth
Related to configuration management (ansible)
cron schedules periodic jobs; systemd timers are unit-based
Related to bash shebang #!/bin/bash
Related to error exit codes
Q153: Linux: What is the primary purpose of the 'systemctl' command?
report file system disk space usage
estimate file space usage
control the systemd system and service manager
fast incremental file transfer
report process status
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