Which of the following is wrong about the description of device()

A、Thedevicehasthemajordevicenumber.;
B、Thedevicehastheminordevicenumber.;
C、Themajordevicenumberandtheminordevicenumberjointlydetermineadevice.;
D、Theconceptofmajorequipmentnumberandminorequipmentnumberisthesame.