How Data is Delivered

Every second of every day, data is being sent and received. Billions of data packets are processed by your company’s network every day. In fact, you received dozens of packets just to read this article, but the vast majority of us have no idea how this works. People have no clue as to what goes on behind the scenes to ensure data actually gets to the right device.

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What is a LAN?

If you’ve been around IT for even a few minutes, you’ve likely heard the acronyms “LAN” and “WAN” used by fellow technicians. But with all of the possible variations of networks—different sizes, different arrangements, and different protocols—how do you tell the difference between a LAN and a WAN and everything in between? The simple answer is one of scope and size.

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Understanding CompTIA Certifications

With all of the certifications out there, how do you know which one is right for you? As demand grows for high for qualified, knowledgeable IT professionals it’s important to find a certification that matches your personal IT goals. CompTIA certifications and their corresponding exams range from entry level to professional level and test your competency in various IT domains. We have put together a cheat sheet for you showing the different CompTIA certifications you can achieve, the objectives you will find on the exams, what job roles will benefit best from each certification, and the courses that will help you prepare for the exam.

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