$631$ Audio deuces $632$ Display deuces

$633$ Input deuces

$634$ Output devices

$64$ What IS the formula relating voltage, current, and resistance?

$641$

$642$

$643$

$644$

$65$ If you want a colleague to be able to change a file, but not delete It$,$ which NTFS file permission should you assign?

$651$ Read and create

$652$ Full Control

$653$ Write

$654$ Modify