You recently upgraded the memory in your desktop computer by adding a new memory module for a total of 2GB of RAM. When you power on the computer, the correct amount of memory displays in the BIOS POST, but instead of a Windows the message “Operating System not found” is displayed. What is the most likely reason for this error?
Windows Explorer provides a useful GUI interface for the process of connecting to remote file shares over the network. What command can be used at the Windows command line to accomplish the same thing?
What command line function connects to file shares? Read More »
After a few months of use, you notice that the cooling fan in your laptop is running constantly, even when the laptop is idle. You know that the laptop fan should only run when the laptop is hot, so you’d like to troubleshoot by examining the temperature inside of the laptop. What’s the best way to determine the temperature of the laptop and its components?
An office computer has been having a problem where three or four times a day the system freezes while sitting idle, requiring a reboot each time. You believe the problem may be related to the memory, so you replace all of the system RAM with new memory modules. What’s your next step?
While saving a digital recording, one of the options is to select the bit depth of the recording. What is the bit depth?
The Power On Self Test process performs a series of hardware diagnostics before the operating system loads. Which of these problems would NOT be found during POST?
One of your customers has installed a new modem into their desktop computer by adding a modem adapter card into a free PCI bus adapter card slot. However, when they start Windows XP the card isn’t recognized automatically as expected and the adapter doesn’t appear in Windows Device Manager. What is the most likely cause of this problem?
You’ve recently purchased a used hard drive to use in one of your desktop computers. After installing the drive, you notice that the drive has not been erased and it already has an existing partition. What Windows utility can you use to examine the details of the disk and its partitions?
How can you view the details of a disk partition? Read More »
One of your customers has called with a problem related to the laptop’s LCD display. Although the laptop’s display had been working normally yesterday, when starting the laptop this morning the LCD display remained blank. What’s the best option for troubleshooting the LCD display?
During the troubleshooting process of a new printer, you see a yellow exclamation mark next to the printer name in the Windows Device Manager. What does a yellow exclamation mark in Windows Device Manager mean?
There’s a yellow exclamation mark in my Device Manager! Read More »
