A+ Pop Quiz: It’s an upgrade from the switcheroo
A+ Pop Quiz: It’s an upgrade from the switcheroo Read More »
If you’re designing a computer system, you’ll need to choose the right display. In this video, you’ll learn about the most important display specifications to consider when picking out a monitor.
Display Specifications – CompTIA A+ 220-901 – 1.10 Read More »
We use many different methods to send data over wired and wireless networks. In this video, you’ll learn about analog and digital communication, data transfer speeds, connection quality, frequencies, and much more.
Connection Characteristics – CompTIA A+ 220-901 – 1.7 Read More »
Sending streams of information across a single network link requires the use of modulation. In this video, you’ll learn about multiplexing, analog modulation, and digital modulation.
Modulation Techniques – CompTIA Network+ N10-006 – 5.2 Read More »
Which of these technologies can only transmit analog video data?
When you are selecting a display device, there are a number of specifications you should consider. In this video, you’ll learn about refresh rates, native resolution, display filters, and much more.
Display Specifications – CompTIA A+ 220-801: 1.10 Read More »
Which of these network devices commonly convert analog sounds to digital signals?
How do you categorize your data? In this video, you’ll see how some of the most secure networks in the world segment their data into specific security classifications.
CompTIA Security+ SY0-301: 2.4 – Sensitivity of Data Read More »
The implementation of digital certificates can vary depending on the environment, but the overall process is relatively similar. In this video, you’ll see how Microsoft Certificate Services can be used to manage a PKI implementation.
CompTIA Security+ SY0-301: 6.4 – Implementing Digital Certificates Read More »
The cryptographic hash provides some important validation functions. In this video, you’ll learn the basics of cryptographic hashing and how they can be used to provide confidentiality, authentication, non-repudiation, and integrity.