Which connector is this?
What kind of connector is most commonly used for analog audio connections into a computer?
Why doesn’t it work?
Your computer’s hard drive failed, so you purchased a new hard drive and installed it. When you start the computer, you see the message “Operating System not Found.” Which of these orders of steps should you use to get your system back up and running?
CompTIA A+ 220-701: 1.11 – Printer Components, Consumables, and Interfaces
A printer has numerous components and consumables that are necessary to keep the output flowing. In this video, you’ll learn about wired and wireless printer connectivity, the importance of printer drivers, and consumables such as printer paper, ink, and toner.
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CompTIA A+ 220-701: 1.11 – Printer Types
There are many ways to get our thoughts out of a computer onto a sheet of paper. In this video, you’ll learn about laser printers, inkjet printers, thermal printers, and impact printers.
CompTIA A+ 220-701: 1.10 – Laptop Input Devices
Laptop’s don’t come with a full size keyboard, and there’s no room for a full-size mouse. In this video, you’ll learn how data gets into our laptops using digitizers, function keys, and touch pads.
CompTIA A+ 220-701: 1.10 – Laptop Power Technologies
Laptop computers are the ultimate portable computing device, and their portability means that you’ll need to use many different power sources. In this video, you’ll learn about fixed input power supplies, auto-switching power supplies, and battery technologies.
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CompTIA A+ 220-701: 1.10 – Laptop Communications
Today’s laptops employ many communications methods that use many different technologies. In this video, you’ll learn about Bluetooth, infrared, mobile broadband, Ethernet, and modems.
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CompTIA A+ 220-701: 1.10 – Laptop Expansion Devices
Our laptops are powerful portable devices, but there’s often a need to extend the capabilities of a laptop computer. In this video, you’ll learn how docking stations and laptop expansion slots can be used to improve the use and expandability of laptop computers.
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CompTIA A+ 220-701: 1.9 – Adapter Cards
With adapter cards, we can customize our computers, add new capabilities, and upgrade their features. In this video, you’ll learn about adapter card architectures and the use of adapter cards to extend computer video, multimedia, I/O, and communications.
CompTIA A+ 220-701: 1.8 – Input Devices
There are many ways to get data into your computer, and in this video you’ll learn about the most popular input devices. We’ll discuss mice, keyboards, bar code readers, biometric devices, and much more.