Computer Hardware Voltage4s measured: in series after breaking the circuit after checking current in parallel after checking resistance in series after breaking the circuit after checking current in parallel after checking resistance ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware A brownout is defined as: has nothing to do with electricity a slightly decreased voltage lasting from seconds to minutes or more alternating power out, power on lasting a few minutes complete power out lasting a few minutes a slightly elevated voltage lasting from seconds to minutes or more has nothing to do with electricity a slightly decreased voltage lasting from seconds to minutes or more alternating power out, power on lasting a few minutes complete power out lasting a few minutes a slightly elevated voltage lasting from seconds to minutes or more ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware How many DMA channels are in an AT-machine? None of these 7 4 3 8 None of these 7 4 3 8 ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware You suspect a virus has entered your computer. What will not be affected by the virus? CMOS Boot sector None of these Floppy disks Program files CMOS Boot sector None of these Floppy disks Program files ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What's the best way to protect your hard drive data? run chkdsk at least once a week run scandisk at least once a week regular backups periodically defrag it run a regular diagnostic run chkdsk at least once a week run scandisk at least once a week regular backups periodically defrag it run a regular diagnostic ANSWER DOWNLOAD EXAMIANS APP
Computer Hardware What device prevents power interruptions, resulting in corrupted data? Multiple SIMMs strips Battery back-up unit Data guard system Surge protector Multiple SIMMs strips Battery back-up unit Data guard system Surge protector ANSWER DOWNLOAD EXAMIANS APP
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