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Memory Technologies title slide

Memory Technologies – CompTIA A+ 220-1201 – 3.3

220-1201 Videos / April 14, 2025

Memory technologies include features to identify errors, correct issues, and improve performance. In this video, you’ll learn about parity memory, ECC memory, and multi-channel RAM. << Previous: An Overview of Memory Next Video: Storage Devices >>

Memory Technologies – CompTIA A+ 220-1201 – 3.3 Read More »

An Overview of Memory title slide

An Overview of Memory – CompTIA A+ 220-1201 – 3.3

220-1201 Videos / April 14, 2025

Memory is one of the most important components of any computer. In this video, you’ll learn about RAM, DIMMs, SO-DIMMs, SDRAM, and DDR3, DDR4, and DDR5 memory. << Previous: Fiber Connectors Next Video: Memory Technologies >>

An Overview of Memory – CompTIA A+ 220-1201 – 3.3 Read More »

Today’s 220-1101 CompTIA A+ Pop Quiz: Looks like rain

220-1101 Pop Quizzes / April 14, 2025

Today’s 220-1101 CompTIA A+ Pop Quiz: Looks like rain Read More »

Fiber Connectors title slide

Fiber Connectors – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

Optical fiber allows for high-speed communication over long distances. In this video, you’ll learn about fiber optic SC, ST, and LC connectors. << Previous: Copper Connectors Next Video: An Overview of Memory >>

Fiber Connectors – CompTIA A+ 220-1201 – 3.2 Read More »

Copper Connectors title slide

Copper Connectors – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

Do you have the right cable for the job? In this video, you’ll learn about RJ11, RJ45, F-connectors, punchdown blocks, USB, USB-C, Molex, Lightning, and DB-9 connectors. << Previous: Adapters and Converters Next Video: Fiber Connectors >>

Copper Connectors – CompTIA A+ 220-1201 – 3.2 Read More »

Adapters and Converters title slide

Adapters and Converters – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

We don’t always have exactly the right cable or connector, but we might have a handy adapter or converter. In this video, you’ll learn about converting or adapting DVI to HDMI, DVI, to VGA, USB to Ethernet, USB-C to USB-A, or using one of the many interfaces on a USB hub. << Previous: Storage Cables

Adapters and Converters – CompTIA A+ 220-1201 – 3.2 Read More »

Storage Cables title slide

Storage Cables – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

Many of the storage devices in our modern computers rely on a cable for connectivity. In this video, you’ll learn about connecting drives with SATA and eSATA interfaces. << Previous: Video Cables Next Video: Adapters and Converters >>

Storage Cables – CompTIA A+ 220-1201 – 3.2 Read More »

Video Cables title slide

Video Cables – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

Our monitors and displays connect to our computers using a number of different methods. In this video, you’ll learn about HDMI, DisplayPort, DVI, VGA, and video over USB-C. << Previous: Peripheral Cables Next Video: Storage Cables >>

Video Cables – CompTIA A+ 220-1201 – 3.2 Read More »

Peripheral Cables title slide

Peripheral Cables – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

There are standard methods for connecting peripheral devices to our computers. In this video, you’ll learn about USB, USB-C, serial cables, and Thunderbolt technologies. << Previous: Optical Fiber Next Video: Video Cables >>

Peripheral Cables – CompTIA A+ 220-1201 – 3.2 Read More »

Optical Fiber title slide

Optical Fiber – CompTIA A+ 220-1201 – 3.2

220-1201 Videos / April 12, 2025

Many organizations use optical fiber to connect locations over high-speed network topologies. In this video, you’ll learn the fundamentals of optical fiber and the differences between multimode fiber and single-mode fiber. << Previous: 568A and 568B Colors Next Video: Peripheral Cables >>

Optical Fiber – CompTIA A+ 220-1201 – 3.2 Read More »

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