Chapter 4 Flashcards
Which procedure is recommended when cleaning inside a computer?
Hold the CPU fan to prevent it from spinning and blow it with compressed air.
What is a primary benefit of preventive maintenance on a PC?
It extends the life of the components.
What is the best way to determine if a CPU fan is spinning properly?
Visually inspect the fan when the power is on to ensure it is spinning.
After a problem is identified, what is the next step for the troubleshooter?
Establish a theory of probable causes.
An employee mentions that opening a large document file is taking longer than usual. The desktop support technician suspects that there might be a fault in the hard disk. What should the technician do next?
Back up the user data from the workstation.
An employee reports that the output of a workstation display is distorted. The technician checks the manufacturer website and downloads the latest version of the video driver. After the video driver is installed, what should the technician do next?
Open a video editing application to verify the video performance.
What are two common problems that are encountered with PATA hard drives? (Choose two.)
loose cable connections, incorrect jumper settings
What is a symptom of a failing power supply?
The computer sometimes does not turn on.
Skip to question text.
The BIOS does not support a dual core CPU.
A user has noticed that the hard drive LED on the front of the computer has stopped working. However, the computer seems to be functioning normally. What is the most likely cause of the problem?
The hard drive LED cable has come loose from the motherboard.
What are the 5 Troubleshooting Processes
- Identify the Problem.
- Establish a Theory of Probably Cause.
- Test the Theory to Determine Cause.
- Establish a Plan of Action to Resolve the Probable cause and Implement the Solution.
- Document the Findings, Actions, and Outcomes.
What is the First Step in the troubleshooting process?
Identify the Problem
What is the Second Step in the troubleshooting process?
Establish a Theory of Probably Cause.
What is the Third Step in the troubleshooting process?
Test the Theory to Determine Cause.
What is the Fourth Step in the troubleshooting process?
Establish a Plan of Action to Resolve the Probable cause and Implement the Solution.
