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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
Q502: Virtualization: What does 'hypervisor type 2' mean?
Related to vm snapshot
Related to paravirtualization
Related to resource overcommit
Related to container vs vm
hosted hypervisor running on top of an OS
Q503: Linux: What is the primary purpose of the 'crontab' command?
list directory contents
schedule periodic background jobs
report file system disk space usage
change file owner and group
display tasks interactively
Q504: Troubleshooting: What is 'initramfs'?
Related to selinux
initial RAM filesystem used during early boot
Related to sfc /scannow
Related to iptables vs nftables
Related to oom killer
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