Data Security: Understanding the 3-2-1 Backup Rule
Data loss can be catastrophic, whether it’s cherished family photos on a personal computer, critical business documents on a company file share, or a decade’s worth of data in a…
Server Administration
Server Administration: Understanding Server Load on Linux
When managing a Linux servers or any device which uses linux, you may encounter load averages—those three numbers often displayed in system monitoring tools like top, htop or uptime. But…
What is DNS? An Introductory Guide
The Domain Name System (DNS) is like the internet’s address book. It translates human-readable domain names (like example.com) into IP addresses (like 192.168.1.1) that computers use to identify each other…
What Makes A Reliable Production Server?
Reliable servers are critical for any business and company. But what exactly makes them different and any more reliable than using a regular Desktop Workstation as a server? In production,…
What Are Thin PCs? A Guide to Thin Clients
Thin PCs, also known as thin clients, are lightweight computers with very limited resources that rely on another server for intensive processing and data storage. Unlike traditional PCs, which are…
What Is a Windows Terminal Server?
Terminal Server are a type of server that allows multiple users to connect to a central server and connect onto their own ‘Virtual Desktop’. This is done through a client-server…
Exploring the Most Common Operating Systems in Use Today
Knowing the types of operating systems (OS) you’ll encounter and the basics is crucial for Server Administration. These OSes are the backbone of infrastructure and networks: Here’s a quick overview…
Essential IT Concepts and Terminology
The following is Essential IT terminology every IT administrator should be familiar with. This terminology will be referred to through the course Key IT Terminology Basic System Architectures & Concepts…
What is Server Administration?
Servers are the backbone of modern IT infrastructure, running everything from small business websites, critical infrastructure such as hospitals to large-scale enterprise applications such as Google. Without servers, the digital…
Roles in Server Administration
Understanding the various roles within server administration is important for anyone considering a career in IT. While “server administrator” is a common job title, the field encompasses a broad range…