Tag: digital

A+ Pop Quiz: It’s an upgrade from the switcheroo

A+ Pop Quiz: It’s an upgrade from the switcheroo

Continue Reading

Display Specifications – CompTIA A+ 220-901 – 1.10

Display Specifications – CompTIA A+ 220-901 – 1.10

Last modified on June 4th, 2018 at 12:54 pm

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.

Continue Reading

Connection Characteristics – CompTIA A+ 220-901 – 1.7

Connection Characteristics – CompTIA A+ 220-901 – 1.7

Last modified on May 31st, 2018 at 1:59 am

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.

Continue Reading

Modulation Techniques – CompTIA Network+ N10-006 – 5.2

Modulation Techniques – CompTIA Network+ N10-006 – 5.2

Last modified on May 20th, 2015 at 3:53 pm

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.

Continue Reading

I watch in the lowest resolution possible

I watch in the lowest resolution possible

Which of these technologies can only transmit analog video data?

Continue Reading

Display Specifications – CompTIA A+ 220-801: 1.10

Display Specifications – CompTIA A+ 220-801: 1.10

Last modified on September 25th, 2019 at 4:47 pm

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.

Continue Reading

My podcasts are taking up all of my free space

My podcasts are taking up all of my free space

Which of these network devices commonly convert analog sounds to digital signals?

Continue Reading

What digital technology is this?

What digital technology is this?

Last modified on August 13th, 2012 at 12:42 pm

Which digital network type uses plain-old telephone lines and was the precursor to DSL?

Continue Reading

X