"What is the best solution to fix slow disk performance?", "Add more RAM.<br /> [Slow disk performance is often a bottleneck for modern computer systems. In this case the best solution may be to add more RAM.]" "Which of these would NOT cause any issues with the Power On Self-Test (POST)?", "The Power Good signal successfully being sent to the CPU<br /> [Even though the fans may be receiving power, there may be a fault that is preventing the Power Good signal from being sent to the CPU, which would prevent the POST from running.]" "What needs to be available to be able to ping DNS names?", "A DNS server<br /> [You can ping DNS names (ping comptia.org for example) or FQDNs (ping sales.comptia.org for instance). However, this will not work if a DNS server is not available.]" "What could a loud noise coming from a computer fan indicate?", "There is a driver problem.<br /> [A fan that sounds noisy may be spinning too fast because its driver software is not controlling it properly.]" "What is true about identifying the cause of a problem?", "You must balance being methodical with being efficient.<br /> [In the real world, you often must balance being methodical (so that possible causes are not overlooked) with being efficient (so that the problem can be solved quickly).]"
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