Errata: A+ Exam Cram Books 220-1001/220-1002
A+ Exam Cram
Clarification, Chapter 42, page 816: The for loop syntax has a problematic font making the lowercase "l" look very similar to a...
A+ 220-1001 & 220-1002
Welcome to my CompTIA A+ page for the Core 1 (220-1001) & Core 2 (220-1002) exams.
The A+ certification is designed to test your skills...
Run Commands in Windows
Here's a partial list of Run commands used to execute programs in Windows. Once you memorize them, it can be easier to type the...
Repurposing a PC for pfsense
Background:
I have several local area networks in my lab, each connecting to the Internet. On one of them, the SOHO router I was using...
Virtualization Server Build: Xeon E3 – ESXi 6.7
(see videos below.)
For a while now, I have run all of my virtual machines locally from my main workstation. Now however,...
Introduction to Computer Troubleshooting (A+)
Technical troubleshooting ability is vital for a person who works with computers. This video gets into the basics of computer troubleshooting. It's...
IPv4 Classes and CIDR
I wrote this article to discuss IPv4 classes and classless addressing and compare the two. Most companies make use of a classless network (or...
Laptop Upgrade Part 2 – HyperX RAM – Satellite E45
Part 2 of this laptop's upgrade. Here I upgrade the RAM on the system from the stock 6 GB to 16 GB. That completes...
Laptop Upgrade Part 1 – Samsung 850 EVO – Satellite E45
In this video I demonstrate how to upgrade a magnetic-based hard disk drive in a laptop to a solid-state drive. In short: HDD to...
A+ 220-901 & 220-902 Study Page
!! The A+ 220-901 & 220-902 exams were retired on July 31st, 2019 (English).
The newer Core 1 (220-1001) and Core 2 (220-1002) exams...