CompTIA A+ Certification Prep 3: Network/Security

In this lesson, you'll delve into the details of multimedia. You'll explore how sound works in a digital environment, examine all the components that work to record and play back video, and learn how 3D graphics work.

In this lesson, you'll examine the many features of portable computers. You'll explore the many ways to expand the capabilities of portables, from connecting to external monitors to docking stations. You'll also look at how to upgrade, manage, maintain, repair, and troubleshoot them.

In this lesson, you'll be introduced to the essentials of networking. You'll explore topics such as network hardware and topologies and learn about Ethernet, coaxial and fiber cabling technologies, and more.

In this lesson, you'll delve deeper into networking. You'll learn about the TCP/IP protocol and how to install, configure, and troubleshoot a basic network.

In this lesson, you'll explore wireless technologies, starting with the basics, such as components, software, modes, security, speed, and range. You'll learn about wireless networking standards, such as radio wave and infrared networks. You'll finish the lesson with a look at installing, configuring, and troubleshooting wireless networks.

Get ready to take the networking covered in previous lessons and expand it to fill the Internet. You'll start by learning how the Internet works and then examine the various connection types to get onto the Internet. The lesson will be wrapped up with a discussion of how you actually connect.

In this lesson, you'll continue to dig further into the nuts and bolts of how the Internet works at the software layer, including the application and utility protocols, Internet applications, and cloud-computing services.

This lesson will teach you how to maintain security hygiene. You'll discover the many threats faced and then dive into access-control techniques. You'll also learn about topics like data classification, compliance, and reporting procedures.

In this lesson, you'll jump into security aspects in the big bad world; specifically, threats from outside your network. You'll look at malicious software types and how to deal with them. You'll also learn what protections you should establish networkwide. The knowledge in this lesson is invaluable to you as both a tech and for the CompTIA A+ certification exams.

In this lesson, you'll learn about the features and capabilities of smartphones and tablets, as well as the mobile operating systems that power them. You'll also explore common configuration techniques for working with mobile devices.

In this final lesson, you'll wrap up the trio of CompTIA A+ exam prep courses by learning how to troubleshoot and secure mobile device hardware, operating systems, and apps.