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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
Q505: Security: What does the term 'salt' refer to in system administration?
An approach related to TLS
An approach related to MFA
An approach related to certificate authority
random data added to passwords before hashing
An approach related to least privilege
Q506: Troubleshooting: What is 'initramfs'?
Related to selinux
Related to iptables vs nftables
Related to kernel panic
Related to oom killer
initial RAM filesystem used during early boot
Q507: Scripting: Which statement best describes 'idempotent scripts'?
Related to configuration management (ansible)
Related to bash shebang #!/bin/bash
Related to error exit codes
Related to ssh key-based auth
can be run multiple times without changing result after first run
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