CompTIA A+ 220-1101

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

The form factor of a computer can have a significant impact to configuration options and future upgradability. In this video, you’ll learn about motherboard form factors and the differences between the ATX and ITX motherboard families. << Previous Video: RAID Next Video: Motherboard Expansion Slots >> The fundamental physical component within all of our computers

We rely on our storage devices for access to our most important documents. In this video, you’ll learn how RAID can be used to maintain the uptime and availability of our data when a drive fails. << Previous Video: Storage Devices Next Video: Motherboard Form Factors >> It’s not uncommon to use hard drives to

There are many ways to store and access files on our computing devices. In this video, you’ll learn about hard drives, solid state drives, flash memory, and optical drives. << Previous Video: Memory Technologies Next Video: RAID >> One way to store a lot of information on our computing devices is through the use of

Our system RAM can provide a number of different features. In this video, you’ll learn about virtual memory, multi-channel memory, parity memory, and error correcting code (ECC) memory. << Previous Video: An Overview of Memory Next Video: Storage Devices >> Let’s start our conversation about memory technologies with what we do when we run out

Memory is a critical resource for our computing devices. In this video, you’ll learn about DIMM sizes, SDRAM, DDR data transfers, and DDR3, DDR4, and DDR5 RAM. << Previous Video: Fiber Connectors Next Video: Memory Technologies >> If you’ve ever installed an application or an operating system, you’ll notice there’s a specification that requires you

Many of our device connectors are made over copper cables. In this video, you’ll learn about RJ11, RJ45, USB, Lightning, and other copper connector types. << Previous Video: Copper Connectors Next Video: An Overview of Memory >> If you’re working in a large computing environment or you’re working in a data center, you probably have