You’re powering up a new computer for the first time. Instead of the normal startup process, the system emits a series of beeps. No message appears on the screen, and no other lights are blinking. What is the most reasonable cause of the problem?
What function can be used on the command line to remove an empty directory?
How do you remove a directory from the command line? Read More »
Your security administrator has told you that he’s implementing a new security policy that includes two-factor authentication. What is two-factor authentication?
Your laptop computer is rated to run at 2 GHz, but the information in the Control Panel’s System applet shows the CPU running at 900 MHz. What might explain this discrepancy?
You’re having a problem with a startup program on a Windows XP Professional computer, and you’d like to look at the Event Viewer to see if there are any clues that might help you troubleshoot the problem. How do you start the Windows XP Event Viewer?
A computer is randomly freezing, and you suspect that it might be overheating. What’s the best way to monitor the system temperature?
What is the best way to monitor system temperature? Read More »
You have purchased a new LCD monitor that supports HDMI, DVI, and VGA video input. Which would be the best video input to use if your computer has these ports available?
A customer stops by your desk with his computer, and he’s clearly upset over the problems that he’s been having with his system. As he vents his frustrations, his voice becomes louder and higher pitched. What’s your next move?
One of your users would like to perform a fresh install of Windows XP Professional onto their desktop PC. The computer has a Pentium II processor running at 300 MHz with 64 MB of RAM and a 20 GB hard drive. Can the personal computer support an install of Windows XP Professional?
You want to upgrade the memory in a database server, and the system documentation states that the motherboard requires ECC memory. Why is ECC memory important?
