Overview

Study Notes

The course covers a wide range of topics related to system and network administration, including virtualization, containers, booting, process control, file systems, software management, scripting, user management, TCP/IP networking, physical networking, DNS, web hosting, configuration management, security, monitoring, and performance analysis.
Virtualization and containers are both essential technologies in modern system administration. Virtualization allows for multiple operating systems to run on a single physical machine, while containers provide a lightweight and portable environment for applications.
The course emphasizes practical skills and knowledge through a blend of quizzes, assignments, labs, a midterm exam, and a final exam.
Important duties of a system administrator include controlling access, adding hardware, automating tasks, overseeing backups, installing and upgrading software, monitoring systems, troubleshooting problems, and working with vendors.

Linux distributions are categorized by lineages like Debian and Red Hat, they include installations with a desktop environment and package management tools.
Key factors to consider when choosing a distribution include: longevity, security updates, community support, and vendor accessibility.
Accessing the manual pages is vital for understanding commands and functionalities.
- Use man section title or man title to access specific manual pages
- Use man -k keyword to search for manual pages containing a specific keyword.
- Utilize mandb (Ubuntu) or makewhatis (RHEL) to update the keywords database.