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RAID title slide

RAID – CompTIA A+ 220-1201 – 3.4

220-1201 Videos / April 14, 2025

We can combine multiple drives together to optimize data throughput and provide redundancy. In this video, you’ll learn about the redundant array of independent disks (RAID), and an overview of RAID 0, RAID 1, RAID 5, RAID 6, and RAID 1+0. << Previous: Storage Devices Next Video: Motherboard Form Factors >>

RAID – CompTIA A+ 220-1201 – 3.4 Read More »

Storage Devices title slide

Storage Devices – CompTIA A+ 220-1201 – 3.4

220-1201 Videos / April 14, 2025

There are many different options available for long-term data storage. In this video, you’ll learn about hard drives, solid state drives, PCIe storage, NVME, serial attached SCSI, mSATA, M.2, flash memory, and optical drives. << Previous: Memory Technologies Next Video: RAID >>

Storage Devices – CompTIA A+ 220-1201 – 3.4 Read More »

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 »

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