CompTIA A+ 220-1101

A multifunction device can provide printed output, page scanning, faxing, and more. In this video, you’ll learn how to connect, share, and secure output sent to a multifunction device. << Previous Video: Computer Power Next Video: Laser Printers >> A multifunction device is an output device that’s commonly abbreviated as MFD, for Mult-Function Device. These […]

A power supply is a critical component on every computer. In this video, you’ll learn about power specifications, recognizing power connectors, and how to size a power supply. << Previous Video: Cooling Next Video: Multifunction Devices >> In this video, we’re going to talk a lot about computer power. But before we do that, I

Our computer systems create heat, so it’s important to properly cool our PCs. In this video, you’ll learn about air cooling, passive cooling with heat sinks, liquid cooling, and more. << Previous Video: Expansion Cards Next Video: Computer Power >> One of our biggest challenges when maintaining the operation of our computer is making sure

The expansion slots in our computers provide us with almost unlimited upgrade options. In this video, you’ll learn about audio cards, graphics processors, network interfaces, and other options. << Previous Video: CPU Features Next Video: Cooling >> One of the nice parts about our modern computing platforms is that we’re able to extend those capabilities

A computer’s CPU does much more than calculate mathematical equations. In this video, you’ll learn about 32-bit vs. 64-bit CPUs, processor cores, multithreading, and virtualization support in your CPU. << Previous Video: BIOS Settings Next Video: Expansion Cards >> Most of the latest operating systems are 64-bit architectures. But you might find older operating systems

The BIOS configuration contains extensive customization features for your computer. In this video, you’ll learn about starting the BIOS, configuring boot options, disabling USB interfaces, managing fans, and enabling security options in the BIOS. << Previous Video: The BIOS Next Video: CPU Features >> When you start your computer, the BIOS loads. And if you’d

The BIOS manages the startup process for our computer systems. In this video, you’ll learn about the fundamentals of a legacy BIOS and a UEFI BIOS. << Previous Video: Motherboard Compatibility Next Video: BIOS Settings >> When you start your computer, something has to begin the process of loading an operating system. On most of

A mobile device uses a very different motherboard than our desktop computers. In this video, you’ll learn about CPU options and compatibilities between server, desktop, and laptop computers. << Previous Video: Motherboard Connectors Next Video: The BIOS >> If you’re building your own computer, one of the first decisions you’ll need to make are whether

Our motherboards provide connection and communication between many different components. In this video, you’ll learn about main power connectors, 4-pin ATX power connectors, SATA connectors, and pin headers. << Previous Video: Motherboard Expansion Slots Next Video: Motherboard Compatibility >> One of the largest connectors on your motherboard is one that is providing power directly from

If you want to add features to your computing platform, it’s common to use the built-in expansion slots. In this video, you’ll learn how to use expansion slots to upgrade and enhance your personal computer. << Previous Video: Motherboard Form Factors Next Video: Motherboard Connectors >> If you look at a motherboard, there are a