Tag: circuit

A+ Pop Quiz:  It’s the phrase that pays

A+ Pop Quiz: It’s the phrase that pays

Last modified on June 3rd, 2020 at 11:27 pm

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Network+ Pop Quiz:  That explains the round-trip delay

Network+ Pop Quiz: That explains the round-trip delay

Last modified on June 4th, 2020 at 2:32 pm

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Labeling and Documentation – CompTIA Network+ N10-006 – 5.7

Labeling and Documentation – CompTIA Network+ N10-006 – 5.7

Last modified on May 20th, 2015 at 3:56 pm

It can be difficult to find the correct data run or server if you don’t have a good documentation strategy. In this video, you’ll learn about labeling cables, systems, circuits, and patch panels.

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CompTIA Network+ N10-005: 3.6 – Troubleshooting Open and Shorts

CompTIA Network+ N10-005: 3.6 – Troubleshooting Open and Shorts

Short circuits and open circuits can be problematic to identify and resolve. In this video, you’ll learn about opens and shorts and how they cause problems on our networks.

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CompTIA Network+ N10-005: 3.4 – Circuit Switching and Packet Switching

CompTIA Network+ N10-005: 3.4 – Circuit Switching and Packet Switching

The technologies behind our wide area networks are varied, but there are two major types of WANs that we use today. In this video, you’ll learn about circuit switched networks and packet switched networks and which technologies fit into each of these WAN categories.

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CompTIA A+ 220-702: 1.2 – Troubleshooting Power Supplies

CompTIA A+ 220-702: 1.2 – Troubleshooting Power Supplies

Last modified on October 7th, 2019 at 2:03 pm

Troubleshooting power supplies requires some specialized tools and some common troubleshooting techniques. In this video, you’ll learn about circuit testers, the value of a good multimeter, and how to use these tools to troubleshoot power outlets and power supplies.

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CompTIA Network+ N10-004: 2.5 – Circuit Switched WAN Technologies

CompTIA Network+ N10-004: 2.5 – Circuit Switched WAN Technologies

Last modified on July 24th, 2011 at 4:40 pm

In the first video of this two-part series on WAN technologies, we’ll examine the specifics of circuit switched WAN links. You’ll learn about POTS, T1s, and ISDN circuit switched technologies, and we’ll show you the speed differences, transmission media, and distance limitations.

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