irq

Linux Hardware Resources – CompTIA Linux+ LX0-101, LPIC-1: 101.1

Linux+ / November 13, 2020

When installing or troubleshooting a Linux device, it’s useful to know how the operating system is configured to work with the physical hardware. In this video, you’ll learn about the /proc file system and how to examine interrupt request channels (IRQs), I/O addresses, and DMA channels of the hardware in your Linux workstation.

System Resources: I/O, IRQ, and DMA

CompTIA A+ Videos / November 10, 2020

If you’ve ever looked into the details of the Windows Device Manager, then you’ve probably seen references to I/O addresses, IRQ values, and DMA settings. In this CompTIA A+ training video, we’ll explain what all of these abbreviations mean and show you how the Windows Device Manager can be used to view and modify the system resources in your personal computer.