The operating system is the fundamental software component of any computer. In this video, you’ll learn the fundamentals of operating systems and the requirements for Windows Vista, Windows XP, and Windows 2000.
While working at a customer’s desk, your mobile phone begins to ring. What is your most appropriate response?
You are installing a new PATA drive, and this new drive includes an 80-wire PATA cable. On an 80-pin PATA cable, which connector is used to connect the primary hard drive?
You’re using your flatbed scanner to digitize some family photos, but the scanned images look grainy and don’t appear very sharp. What’s the most likely cause of this issue?
You’ve arrived for work in the morning and powered up your computer. Instead of the normal start screen, the screen is blank and no sound is heard from the computer. The monitor lights are on, but the computer lights aren’t lit. What is the most likely cause of this problem?
You were working on your computer and everything suddenly froze without any error message. During the reboot of the computer, this message appeared: “Boot device not available.” What is the most likely cause of this message?
You’ve plugged in some headphones to your new computer, but you aren’t able to hear any sounds. You’ve checked the driver settings in your Control Panel and the mixer settings, but all of the settings appear to be configured properly and set to normal levels. What is the most likely reason for this audio issue?
You’re having a problem that you think is related to power. You’re not sure if the problem is related to the voltage from the wall receptacle or if it’s an issue with your computer’s power supply. What tool would help you troubleshoot this issue?
