Computer Hardware Which step should you perform first before discharging a CRT? Turn power off before removing power source Remove the CRT from its housing Disconnect the CRT from the computer Remove the video assembly Turn power off before removing power source Remove the CRT from its housing Disconnect the CRT from the computer Remove the video assembly ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware How many DMA channels are in an AT-machine? None of these 4 7 3 8 None of these 4 7 3 8 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Your CD-ROM audio cable connects to the speaker sound card (or motherboard if sound is integrated with it) BIOS hard drive speaker sound card (or motherboard if sound is integrated with it) BIOS hard drive ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware Missing slot covers on a computer can cause? over heat EMI. incomplete path for ESD power surges None of these over heat EMI. incomplete path for ESD power surges None of these ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A PC with a 486DX2 processor runs internally at SOMhz. What speed would its external logic be running? 25Mhz None of these 100 Mhz l0Mhz 50Mhz 25Mhz None of these 100 Mhz l0Mhz 50Mhz ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware How can you totally protect a PC from damage during an electrical storm? Turn off the AC power Disconnect all external cables and power cords None of these Use a surge protector Disconnect the AC power cable Turn off the AC power Disconnect all external cables and power cords None of these Use a surge protector Disconnect the AC power cable ANSWER DOWNLOAD EXAMIANS APP
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