Computer Hardware The DC voltage on most circuit boards is: 12 volts +5 volts 0 volts -12 volts 12 volts +5 volts 0 volts -12 volts ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Which of the following is a type of preventative maintenance used on a hard drive? Initializing Disk check diagnostics Uninstalling programs None of these Head alignment diagnostics Initializing Disk check diagnostics Uninstalling programs None of these Head alignment diagnostics ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware The ESD wrist strap is designed to protect PC Components or Service Technicians ? Service Technicians Both Service Technicians and PC Components None of the listed here PC Components Service Technicians Both Service Technicians and PC Components None of the listed here PC Components ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What is the main communication method from one PDA to another PDA? None of these RS-232 IEEE 1394 USB IR None of these RS-232 IEEE 1394 USB IR ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Dust in a computer actually increases the size of the magnetic fields inside it. This is not good, so you must occasionaiy dust, I trust. What's the best way to do this? blow real hard on the system board reverse vacuum use a lint-free cloth and wipe gently any small vacuum device non-static compressed air blow real hard on the system board reverse vacuum use a lint-free cloth and wipe gently any small vacuum device non-static compressed air ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A wrist grounding strap contains which of the following: None of these Voltmeter Resistor Surge protector Capacitor None of these Voltmeter Resistor Surge protector Capacitor ANSWER DOWNLOAD EXAMIANS APP
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