A PC restarts randomly. The technician fits a power supply taken from an identical, working PC, and the restarts stop. The suspect power supply is then fitted to the working PC, which starts restarting. What does this show?
Un PC redémarre de façon aléatoire. Le technicien installe l'alimentation d'un PC identique qui fonctionne, et les redémarrages cessent. L'alimentation suspecte est ensuite montée dans le PC qui fonctionnait, qui se met à redémarrer. Que cela montre-t-il ?
Answers
ABoth PCs have faulty motherboardsLes deux PC ont des cartes mères défectueuses
BThe fault follows the power supply, so it is faultyLa panne suit l'alimentation, qui est donc défectueuse
CThe problem is caused by WindowsLe problème est causé par Windows
DThe test proves nothing, because both PCs are the same modelLe test ne prouve rien, car les deux PC sont du même modèle
The answer and explanation are in the full bank.
This question is one of 2,831 in the paid banks. Each comes with the correct answer and the reasoning behind it, not just a mark.
Unlock for 5,000 RWFMIFOTRA exam practicealigned to Practice set: Hardware Troubleshooting·3 marks·Hard
More Hardware questions
- A technician confirms that a file server's failing disk is causing its errors. Replacing it will take the server offline for an hour. What is the next step in the troubleshooting method?
- A user reports that their PC “is not working”. What should a technician do first?
- A monitor shows nothing. When forming a theory of probable cause, what should the technician check first?
- What is the final step of the standard troubleshooting method?
- After replacing a clogged CPU fan, the technician confirms the PC no longer overheats. What else belongs to this step before documenting?
- A laptop with slow, grinding disk activity is going to the vendor for repair. What should be done before it leaves?
- A PC crashes randomly. A technician replaces the RAM, the power supply and the graphics driver all at once, and the crashes stop. What is wrong with this approach?
- A technician finds that a server under a vendor warranty has a faulty system board. Opening the chassis would void the warranty. What should they do?