Selects the specified disk and shifts the focus to it. Syntax: SELECT DISK= DISK= The disk number of the disk to receive ...

Selects the specified disk and shifts the focus to it.  Syntax:  SELECT DISK=      DISK=    The disk number of the disk to receive focus.      If no disk number is specified, the select command lists the disk that     currently has the focus. You can view the numbers for all disks on the     computer by using the list disk command.  Example:      SELECT DISK=1