Computer Hardware Most PCs give a single beep on bootup to indicate they are ok hardware wise. You boot your PC and don't get a beep. What should you check first? speaker RAM system board microprocessor power supply speaker RAM system board microprocessor power supply ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware An IRQ allow interface cards to: Pass data to the computers memory Interrupt the CPU to request service Pass data from one card to another Pass data to the CPU to be processed Pass data to the computers memory Interrupt the CPU to request service Pass data from one card to another Pass data to the CPU to be processed ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware How many DMA channels are in an AT-machine? 3 8 None of these 4 7 3 8 None of these 4 7 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware To test for AC ripple on a PC power supply, you would set the volt/ohm meter for AC voltage DC voltage scale Farad scale OHM scale AC voltage DC voltage scale Farad scale OHM scale ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware In which mode can two or more applications be stored in memory at the same time? Protected Mode Segmented Mode Unprotected Mode None of these Real Mode Protected Mode Segmented Mode Unprotected Mode None of these Real Mode ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What configuration should a Volt-Ohm meter he set to when testing a fuse? DC volts Ohms None of these AC volts Amperage DC volts Ohms None of these AC volts Amperage ANSWER DOWNLOAD EXAMIANS APP