Can FireWire be tested with a loopback plug?
From Professor Messer’s October 2012 CompTIA A+ Study Group After-Show Q&A
You shouldn’t use anything that might be industrial strength
You’ve been asked to upgrade a user’s workstation from Windows Vista to Windows 7 with a clean install. What does this mean?
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Professor Messer’s A+ Study Group – October 2012
This month: An update on the 220-801 and 220-802 performance-based questions, how to memorize processor sockets, calculating memory parity, the details of the SCSI interface, using ExpressCards in laptops, and some exam Q&A.
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Make sure we always allocate at least one indirect block pointer
You’ve received a new computer, but you’re concerned that the hard drive might not be operating properly. Which of these would be best choice to address this issue?
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I’m going to need a good stethoscope
Which of these utilities would be the best way to confirm that your intranet web server PC was operational?
Is the blowtorch overkill?
Which of these steps would be the best choice prior to physically installing a new adapter card into a computer?
Are you sure that’s not a smartphone?
You need to clean out the dust that has accumulated on the fans of your desktop computer. Why is it important to use a vacuum cleaner that has been designed for computer systems?
Display Connectors and Cables – CompTIA A+ 220-801: 1.11
After you select a display device, you then have to determine how to connect it to your computer, and we often have many options to choose from. In this video, you’ll learn about the different video connectors and how to connect them to your display device.
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Display Specifications – CompTIA A+ 220-801: 1.10
When you are selecting a display device, there are a number of specifications you should consider. In this video, you’ll learn about refresh rates, native resolution, display filters, and much more.
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An Overview of Display Device Types – CompTIA A+ 220-801: 1.10
There are many ways to display the output from your computer. In this video, you’ll learn about CRTs, LCD technology, LED and OLED, plasma displays, and digital projector technology.
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