1.$ SHOW QUOTA
      User [360,010] has 2780 blocks used, 7220 available,
      of 10000 authorized and permitted overdraft of 500 blocks on DISK$

      The SHOW QUOTA command in this example displays the amount of
      disk space authorized, used, and still available on the current
      default disk for the present user. The permitted overdraft in
      this example is 500 blocks.

    2.$ SHOW QUOTA /USER=[360,007]/DISK=XXX1:
      %SYSTEM-F-NODISKQUOTA, no disk quota entry for this UIC

      The SHOW QUOTA command in this example displays the fact that
      the user with user identification code (UIC) [360,007] has no
      disk quota allocation on device XXX1.

    3.$ SHOW QUOTA /USER=[360,111]
      User [360,111] has 27305 blocks used, 2305 OVERDRAWN,
      of 25000 authorized and permitted overdraft of 4000 blocks on DISK$

      The SHOW QUOTA command in this example illustrates a user with
      an overdrawn quota.