将光盘/dev/hdc卸载的命令是?()


将光盘/dev/hdc卸载的命令是?()

A.umount/dev/hdc

B.unmount/dev/hdc

C.umount/mnt/cdrom/dev/hdc

D.unmount/mnt/cdrom/dev/hdc

正确答案:A


Tag:命令 光盘 时间:2022-12-24 16:29:47