Loopback plugs are used for testing:
A.
graphic ports.
B.
PS/2 ports.
C.
firewire ports.
D.
serial ports.
Loopback plugs are used for testing:
Loopback plugs are used for testing:
Loopback plugs are used for testing:
Loopback plugs are used for testing:
A.
graphic ports.
B.
PS/2 ports.
C.
firewire ports.
D.
serial ports.