September 28, 2023 - ITU Online IT Training
Service Impact Notice: Due to the ongoing hurricane, our operations may be affected. Our primary concern is the safety of our team members. As a result, response times may be delayed, and live chat will be temporarily unavailable. We appreciate your understanding and patience during this time. Please feel free to email us, and we will get back to you as soon as possible.

Take the opportunity to learn more about the information technology industry and articles to aid you in advancing your career.

Remove Table Format from Excel : A Step-by-Step Guide

Why You Might Need to Remove Table Format from ExcelWelcome to the third installment of our 5-part series on mastering Excel. In this article, we

btrfs vs zfs : A Side-by-Side Linux File System Review

In the world of Linux storage, two filesystems have been at the forefront of innovation and reliability: btrfs and zfs. With over two decades of

Inner Join SQL : A Step-by-Step Tutorial Mastering Inner Joins in SQL

In the intricate landscape of SQL, the concept of joins is indispensable for effective data manipulation and retrieval. Among the myriad types of joins available,

Refreshing Pivot Tables in Excel : Tips for Seamless Data Refresh

The Necessity of Refreshing Pivot Tables in ExcelWelcome to the final installment of our 5-part series on mastering Excel – refreashing pivot tables in excel.

VLAN : The Importance in Modern Networking

In the ever-evolving landscape of networking, one term that has consistently proven its worth is VLAN, or Virtual LAN. With two decades of hands-on experience

VMware ESXi Free vs Paid : What You Need to Know

In the realm of virtualization, VMware has been a leading player for over two decades. With a rich history of innovation and reliability, VMware has

What is a Hard Link in Linux : How It Differs from a Soft Link

If you’ve ever navigated through the Linux file system or executed Linux terminal commands, you’ve likely stumbled upon the terms “hard link” and “soft link.”

Linux Config File : Essential Commands You Need to Know

In the World of Linux: The Importance of Config FilesIn the Linux ecosystem, mastering the art of working with Linux config files is not just

COBOL : The Unstoppable Legacy of a 60-Year-Old Language

The Birth and Evolution of COBOLCOBOL, an acronym for Common Business-Oriented Language, has been a cornerstone in the world of enterprise computing for over six

Best Network Simulator for Cisco : A Comprehensive Guide

IntroductionIn my two decades of hands-on experience in the networking industry, the recurring question I often encounter is, “What is the best network simulator for

Pod vs Container : Understanding the Key Differences

IntroductionIn the ever-evolving landscape of container orchestration, the terms Pod vs Container often become muddled, leading to a cloud of confusion for developers, system administrators,

T-SQL vs SQL : Understanding the Key Differences

In the ever-evolving landscape of database management, the terms SQL and T-SQL often create a sense of ambiguity. While both are integral to database operations,

Cyber Monday

70% off

Our Most popular LIFETIME All-Access Pass