Professor Messer’s CompTIA A+ Study Group – December 2011
In this study group episode; it’s a hub, it’s a switch, it’s a router, remember your memory, and don’t count the beeps!
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There it is. No it isn’t.
You’ve just installed a new adapter card that increases the number of USB ports on your desktop computer. You’ve started your Windows XP desktop, the card was recognized, and the drivers were automatically installed by Windows. However, the new USB ports do not appear to be working. Which of these Windows utility would be the best for viewing the real-time status of the new adapter card ports?
Beep. Beep beep. Beep.
You’ve just returned from a well-deserved vacation. When you start your computer, the display screen remains blank and beeps a few times. Which of these would be the most likely cause of this issue?
My biggest fan
You’ve recently installed a new motherboard and CPU, and you’re interested in monitoring the CPU heat during the burn-in process. Which of these would be the best way to check the temperature of your CPU while under load?
Not so neutral
You are using a multimeter to check the voltage from your power supply to your motherboard, and you notice that the 5 volt pin is showing 5 volts, but the 12 volt pin is showing 7 volts. What is the most likely cause of this issue?
Jolly good show, Major!
What part of a PC bus architecture often provides interfaces for the hard drive SATA connections?
The middle of the sentence
You have been using your desktop computer for about a year, but you’ve found that the system will sometimes power off unexpectedly if you are working on a large spreadsheet or watching streaming videos. There does not appear to be any warning or message prior to the system shutting down. The shutdown always occurs when the computer is very busy; it does not shut down if the system is idle. Which of these would be the most likely cause of this issue?