Which of the following is a common cause of computer overheating?, Dust buildup in fans, Using too many USB devices, Low screen brightness, Frequent software updates, What is the first step when troubleshooting a computer that won’t power on?, Replace the motherboard, Check the power cable and outlet, Reinstall the operating system, Clean the RAM slots, Which tool is most appropriate for removing dust inside a computer case?, Screwdriver, Compressed air canister, Multimeter, Magnet, A computer showing frequent “blue screen errors” may indicate problems with:, Keyboard layout, Hardware drivers or faulty RAM, Internet connection, Screen resolution, What is the purpose of thermal paste in a computer?, To prevent static electricity, To improve heat transfer between CPU and heatsink, To lubricate the cooling fan, To clean the motherboard, Which repair technique is based on identifying symptoms and testing possible causes step by step?, Preventive maintenance, Problem-based troubleshooting, Random replacement, Software reinstallation only, When a hard drive makes clicking noises, the most likely issue is:, Dust on the keyboard, Mechanical failure of the drive, Incorrect screen resolution, Outdated antivirus software, Which tool is used to test electrical power supply output?, Multimeter, Screwdriver, Cable tester, Heat gun, Proper maintenance of a computer includes:, Ignoring software updates, Regularly cleaning hardware and updating drivers, Overclocking without cooling, Using magnets to clean storage devices, Why is it important to follow proper repair theory and use appropriate tools?, To save time and reduce risk of further damage, To make repairs more complicated, To avoid using manuals, To ensure the computer looks new

Quiz 1: Computer Repair & Maintenance Quiz

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