ALLOCATE[/DEVICE][/qualifiers] dd[nn:] [logicalname] /TERMINAL:ddnn: allocate the resource to another terminal (privileged) /TYPE:devtype allocate a particular device type, such as RP06, RL01, etc. The ALLOCATE command allocates for exclusive use of the issuing terminal some system resource (physical device). A resource specified as ddnn: causes that specific unit to be allocated. A resource specified as just dd causes the first available unit of that type to be allocated. A resource specified as just dd with the /TYPE qualifier specified causes the first unit of that type to be allocated. If a logicalname is specified, an automatic assignment of that logical name is made.