Tag: troubleshoot

CompTIA Network+ N10-005: 2.1 – Port Mirroring

CompTIA Network+ N10-005: 2.1 – Port Mirroring

| February 5, 2012 | 0 Comments

Switched networks provide direct communication between devices, but this can be a problem when you need to troubleshoot network traffic flows. In this video, you’ll learn about port mirroring and how to use port mirrors to copy traffic to your network troubleshooting devices.

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CompTIA Network+ N10-005: 1.8 – The Network Troubleshooting Process

CompTIA Network+ N10-005: 1.8 – The Network Troubleshooting Process

| January 29, 2012 | 0 Comments

If you run into a problem, you’ll need a method to help you resolve the issue. In this video, you’ll learn how to follow the steps of the network troubleshooting process to quickly solve your network problems.

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CompTIA A+ 220-702: 1.2 – Troubleshooting Power Supplies

CompTIA A+ 220-702: 1.2 – Troubleshooting Power Supplies

| July 23, 2010 | 0 Comments

Troubleshooting power supplies requires some specialized tools and some common troubleshooting techniques. In this video, you’ll learn about circuit testers, the value of a good multimeter, and how to use these tools to troubleshoot power outlets and power supplies.

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CompTIA A+ 220-702: 1.2 – Troubleshooting Storage Devices

CompTIA A+ 220-702: 1.2 – Troubleshooting Storage Devices

| July 23, 2010 | 0 Comments

If you’ve started your computer and found “No Boot Device Available,” then you’ll need to gather all of your troubleshooting skills. In this video, you’ll learn how to troubleshoot boot problems, run hard drive diagnostics, and troubleshoot problems with external storage devices.

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How should you troubleshoot this memory installation?

How should you troubleshoot this memory installation?

| January 13, 2010

You’ve just upgraded a computer from 1GB of RAM to 2GB. Now when you power the system on, the computer beeps but no messages are displayed on the screen. What’s the most probable cause of this issue?

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What diagnostic utility is used for tech support troubleshooting?

What diagnostic utility is used for tech support troubleshooting?

| October 19, 2009

You’ve been having intermittent problems with an application crashing, and technical support has asked you to use a diagnostic utility to help understand more about what’s happening on your system when the crash occurs. What diagnostic utility would be the best choice?

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How should you troubleshoot this printer output?

How should you troubleshoot this printer output?

| October 10, 2009

The output from a graphics program to a laser printer shows a thin black streak that runs the length of the page. What’s the first thing you should do to troubleshoot this problem?

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What program can help you troubleshoot startup errors?

What program can help you troubleshoot startup errors?

| September 19, 2009

During the startup process of Windows XP startup, you are able to login and view the desktop. Immediately after the desktop appears, an error message in a pop-up box appears on the screen. The error message does not seem to reference a specific application and the message simply says “Error found. Application closing.” What built-in Windows utility would easily help troubleshoot this Windows startup problem?

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Diagnosing a beeping computer

Diagnosing a beeping computer

| February 15, 2009

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?

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