Linux Masterclass

A hands-on, two-day Linux course — from Linux fundamentals and the file system to Bash shell scripting, networking configuration and Linux security. All 17 labs run in the free browser-based KillerCoda Ubuntu playground, so nothing needs to be installed.

Course detail	Information
Course code	C579
Programme	Non-WSQ
Duration	2 days · 15 instructional hours (9:30am – 5:30pm daily)
Registration	View course details and register

About the course

Ready to level up your Linux skills? This masterclass takes you from essential Linux commands and system configuration to writing effective shell scripts. Whether you are an aspiring system admin or a developer looking to automate tasks, you will practise every concept hands-on: navigating the file system, managing users and permissions, processing text with pipes and regular expressions, building Bash scripts with variables, conditionals, loops and functions, managing processes and cron jobs, deploying a web server, testing and diagnosing the network, and hardening and auditing a Linux system.

Learning outcomes

On completion of this course, learners will be able to:

• LO1: Analyze Linux components and coordinate on the Linux release.
• LO2: Configure Linux and select shell scripting for integrating software products.
• LO3: Execute tests on Linux networking and diagnose networking issues.
• LO4: Identify, modify and improve Linux security configuration.

Topics covered

1. Linux Fundamental — Linux components, distributions, ways to run Linux, the file system hierarchy, users and permissions
2. Linux Shell Script — shell environment, redirection and pipes, grep and regular expressions, Bash scripting: variables, input, conditionals, loops, functions, debugging and automation
3. Linux Networking Configuration — processes and cron, package management, NGINX deployment, network configuration tests and diagnosis
4. Linux Security — security principles, least privilege, firewall, hardening and audit scripts

Labs

Lab	Title	Topic
01	Getting Started with the KillerCoda Ubuntu Playground	Linux Fundamental
02	Exploring the Linux File System	Linux Fundamental
03	Working with Files, Directories and Links	Linux Fundamental
04	Users, Ownership and Permissions	Linux Fundamental
05	Customising the Shell Environment	Linux Shell Script
06	Redirection, Pipes and Text Processing	Linux Shell Script
07	Your First Shell Script	Linux Shell Script
08	User Input, Arguments and Arithmetic	Linux Shell Script
09	Conditionals — if, test and case	Linux Shell Script
10	Loops — for, while and until	Linux Shell Script
11	Functions, Exit Status and Debugging	Linux Shell Script
12	Automation Script — Backup with tar	Linux Shell Script
13	Managing Processes and Scheduling with Cron	Linux Networking Configuration
14	Package Management and Web Server Deployment	Linux Networking Configuration
15	Network Configuration and Troubleshooting	Linux Networking Configuration
16	Hardening Linux Security	Linux Security
17	Building a Security Audit Script	Linux Security

Start the KillerCoda Ubuntu playground, then fetch the lab files:

git clone https://github.com/tertiarycourses/C579-Linux-Masterclass.git course
ls course/labs

The full lab index is in labs/README.md.

Courseware package

Item	Files
Course slides	PowerPoint · PDF
Lesson Plan	Word · PDF
Learner Guide	Word · PDF · Markdown
Labs	labs/ — one folder per lab with its guide (.md), scripts (.sh) and data files

This repository carries the public learner and trainer courseware only. Course materials are also available to enrolled learners on the Tertiary Infotech LMS.

Provider

Conducted by Tertiary Infotech Academy Pte Ltd (UEN 201200696W) · www.tertiarycourses.com.sg

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