What kind of connector is most commonly used for audio output?
What kind of connector is most commonly used for audio output?
What kind of connector is most commonly used for audio output? Read More »
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How should you troubleshoot a power problem?
You’ve pressed the power switch to a computer, but there are no sounds or lights coming from the system. You’ve checked the power outlet with a multimeter, and the outlet is properly powered. You’ve also checked the end of the power cord that inserts into the power supply, and the power cord is properly powered. What’s the next step to help troubleshoot the problem?
Operating System Not Found?
As part of a system upgrade, you’ve removed the SATA hard drive of a desktop computer and replaced it with a new SATA drive purchased from a local retailer. When you start the computer, you receive the message “Operating System Not Found.” What is the most likely problem?
Why can’t my computer recognize a new RAM module?
You’ve upgraded the memory in a computer by adding an additional memory module to the motherboard. After powering the system up, the BIOS doesn’t show any errors but it also doesn’t show any additional memory in its memory counts. What is the best next step to troubleshoot the problem?
Why can’t my computer recognize a new RAM module? Read More »
What CPU packaging uses a ZIF socket?
What kind of CPU packaging is designed to fit into a ZIF socket?
What connects to a southbridge?
Which of these components would normally NOT connect directly to a southbridge?
What is a loopback plug?
A CompTIA A+ certified professional’s toolbag most likely includes a set of loopback plugs. What is a loopback plug?
How can you disable the floppy drive?
You’d like to secure a desktop computer by disabling the floppy drive to anyone but the IT staff. What’s the best way to accomplish this?
What is MAC filtering?
You’ve been asked to configure a wireless access point for use on the company network. As part of your overall security policy, you’ve been asked to enable MAC filtering as part of the configuration. What is MAC filtering?
How can you troubleshoot network routing?
During a network troubleshooting session, you want to check the routes that a packet is taking to a remote device. What’s the best command to use?