What does this button do?
When looking through some Windows documentation, you find a command line utility called “dxdiag.” What functionality does dxdiag provide? Pick two.
CompTIA A+ 220-701: 1.5 – Cooling Systems
A hot computer is an unhappy computer. In this video, you’ll learn show heat sinks, cooling fans, liquid cooling systems, and thermal compound are important to keep our computers running cooler and more efficiently.
CompTIA A+ 220-701: 1.4 – CPU Technologies
CPUs are extremely complex components, and their inner-workings can contain a mix of memory caches, multiple processor cores, and advanced queuing mechanisms. In this video, you’ll learn how these technologies work together to create today’s modern central processing units.
It hurts when I go like that
What type of security technology uses a part of the body to provide access?
What’s your gateway?
Which Windows command line feature can provide you with the IP address of your default gateway?
CompTIA A+ 220-701: 1.3 – Computer Power
Without the supply of power, your computer won’t have much to do. In this video, you’ll learn about power supply standards and how different connectors are used to power the components inside of modern personal computers.
That mouse has to connect to something.
On the back of most computers is a set of USB interfaces, serial ports, and keyboard and mouse connectors. Which chipset usually controls these interfaces?
CompTIA A+ 220-701: 1.2 – BIOS and CMOS
We rely on the BIOS to test our computer and start our operating systems, but what is really happening under the surface? In this module, you’ll learn about the BIOS works and we’ll demonstrate the basics of starting and configuring BIOS settings.