The AWS Certified Solutions Architect - Associate complete overview: everything you need to know about the CSA-A.

What are the different types of AWS certifications offered, and which is best for you?

In this lecture, you will learn the basics about Amazon Web Services, what it includes and offers, and how to become a professional AWS user.

What can you use to implement multiple servers to enhance performance or fault tolerance? In AWS, you can use Elastic Load Balancing (ELB), which is introduced in this video.

This video explains what an operating system is.
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This clip is from the chapter "The Visible Computer" of the series "CompTIA A+ Certification Core 2 (220-1102)".This section explains the common safety procedures and hardware...

Advanced Startup Options was the go-to tool before WinRE, providing many features (such as Safe mode) that helped techs fix Windows systems. Advanced Startup Options live on in WinRE, so it's important for techs to know how to access...

TCP is the most popular IP protocol, but it isn't the only one. User Datagram Protocol (UDP) and Internet Control Message Protocol (ICMP) both serve important purposes and features that techs need to understand.
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The CompTIA A+ concentrates on Windows, but every operating system gives you the ability to use more than one monitor. Make sure you understand the power of multiple monitors as well as how to install and configure them.
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Graphics cards often require special treatment when installing them in terms of power and cooling. In addition, systems need special drivers to take full advantage of the power of most graphics cards.
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More resolution means a more detailed picture. Monitor resolutions have increased for decades, and a good tech understands common resolutions and aspect ratios.
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This clip is from the chapter "Book Chapter 17 - Display...

Monitors don't create the images they display; that's the graphics card's job. Graphics cards come with different features and capabilities that a good tech understands very well.
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This clip is from the chapter "Book Chapter...

The Liquid Crystal Display (LCD) is the dominant technology for today's monitors. A good tech should possess a deep understanding of how LCDs work and how to open and repair an LCD monitor.
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This clip is from the chapter "Book...

There's more than one way to make a monitor, but they all share one very important common feature: the pixel. Once we understand that all monitors have pixels, it's easier to understand the different technologies you might find in a...

Even though we live in a world of built-to-exact-specification systems, you will eventually need to install and possibly troubleshoot expansion cards. Let's look at the modern expansion card formats and then get hands-on and...

Peripherals allow us to expand our system to support new features such as printing, sound, and external storage. They also enable a wide array of input devices like mice and keyboards. Knowing how to identify each of them quickly is...

A broad cross-section of peripherals scans and read data. From flatbed scanners to barcode readers and card readers, these devices make our users' lives easier and more convenient.
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This clip is from the chapter "Book Chapter...

Shiny optical discs are an excellent media for transporting data and are still a very common tool for delivering drivers and configuration utilities for hardware. There's several different optical standards and it's critical to know...

Thunderbolt and Lightning connectors are high-speed alternatives to USB. A good tech recognizes when these technologies are used, their unique connectors, and the benefits/weaknesses they have compared to USB.
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Most USB devices work well fresh out-of-the-box. For those that don't, it's important to have a proper USB configuration process to make sure a USB device and all of its features work properly.
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Why are there USB Type-A and USB Type-B connectors? Why do modern systems still provide older USB connectors when the latest USB perfectly supports older devices? It takes a good understanding of the USB standards to see how and...

The Universal Serial Bus (USB) interface is the main peripheral interface these days. Make sure you're aware of different USB standards as well as the different types of USB connectors.
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This clip is from the chapter "Book...

Mass storage devices sometimes fail, resulting in the potential loss of critical data. A good tech knows the tools and procedures to diagnose and repair many mass storage problems.
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This clip is from the chapter "Book Chapter...

Securing mass storage is a critical aspect of system security. Make sure you know the many ways a system's mass storage can be encrypted.
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This clip is from the chapter "Book Chapter 9 - Implementing Mass Storage" of the...

Microsoft's Storage Spaces feature provides a superb tool to configure many different RAID configurations on any Windows system. A good tech knows which types of RAID it supports and how to set them up.
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