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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
Q889: Troubleshooting: What is 'initramfs'?
Related to sfc /scannow
initial RAM filesystem used during early boot
Related to iptables vs nftables
Related to tcpdump
Related to certificate revocation
Q890: Monitoring: Which best describes 'alerting thresholds'?
Related to snmp
Related to prometheus
rules that trigger alerts when metrics cross limits
Related to syslog
Related to elk stack
Q891: Scripting: Which statement best describes 'configuration management (Ansible)'?
declarative automation using YAML playbooks
Related to idempotent scripts
Related to bash shebang #!/bin/bash
Related to error exit codes
Related to cron vs systemd timers
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