Over two months, learn everything from your first ls -la to managing
Apache + MySQL stacks, securing servers, automating workflows with shell scripts, and integrating Linux with
Windows infrastructure. Built for beginners and professionals — by instructors who've lived in the
terminal for decades.
Each module builds on the last — from desktop fundamentals to full server administration, automation, and networking.
Located in Pulimood, Trivandrum — Trinity Technologies has built a reputation on practical learning, industry-aligned curriculum, and unwavering placement support.
Instructors with decades of real-world Linux and open-source experience — not textbook teachers, but engineers.
State-of-the-art lab setup. Every concept reinforced with a real-world scenario you'll actually face on the job.
Regular assessments & mock exams. Detailed feedback that gets you exam-ready, confidently.
Resume reviews, interview prep, and direct connections to hiring IT companies across Kerala & beyond.
A small taste of the Linux toolkit. By week 4, these become muscle memory.
Click any question to expand. These are the topics you'll master inside the course.
Kernel (manages hardware), the Shell (CLI between you and kernel),
the File System (organizes data), the User Interface (CLI or GUI), and
System Libraries (essential utilities). Together they form a complete OS.
Ubuntu, Fedora, CentOS,
Debian, Arch Linux.
apt (Debian/Ubuntu), yum or dnf
(Fedora/CentOS), pacman (Arch). You can also compile from source or use containers like Docker.
owner, group, and others.
Each can read (r), write (w), or execute (x) — often expressed
as numeric mode like 755.
.sh) containing a series of shell commands executed in sequence.
Used to automate repetitive tasks — backups, deployments, file processing, system maintenance.
crontab. Perfect for backups, cleanup scripts, and recurring jobs.
hard link is a direct reference to the data block on disk — multiple hard links share
the same inode. A soft link (symlink) is a pointer to another file or directory; if the
original is deleted, the symlink breaks.
apt-get is the original tool. apt is the newer, more user-friendly wrapper
that combines features from apt-get, apt-cache, and others. Both work — but
apt is more concise for daily use.
Join the next cohort. Morning, afternoon, and evening batches available at our Trivandrum campus.