Webopedia: Online Tech Dictionary for Students, Educators and IT Professionals

The 7 Layers of the OSI Model

The Open System Interconnection (OSI) model defines a networking framework to implement protocols in seven layers. Use this handy guide to compare... Read More »

What Are Network Topologies?

Network Topology refers to layout of a network. How different nodes in a network are connected to each other and how they communicate is... Read More »

The Five Generations of Computers

Learn about each of the five generations of computers and major technology developments that have led to the computing devices that we use... Read More »

Network Fundamentals Study Guide

Networking fundamentals teaches the building blocks of modern network design. Learn different types of networks, concepts, architecture and... Read More »

Why You Need an IT Certification

Information Technology IT certifications educate and validate a professional's specialized competency. There are hundreds of certifications... Read More »

Texting & Chat Abbreviations

From A3 to ZZZ we list 1,559 text message and online chat abbreviations to help you translate and understand today's texting lingo. Includes Top... Read More »

Facts About Cryptocurrency

The following facts and statistics capture the changing landscape of cryptocurrency and how security experts, investors and enthusiasts are... Read More »