If a device has one or more partitions, the master boot record is on the first sector of the whole device.
Ọ bụrụ na ngwaọrụ nwere otu akụkụ ma ọ bụ karịa, ọ bụ ọkwa mbụ nnabata dị na mpaghara mbụ nke ngwaọrụ ahụ dum.