The EXIT statement provides a common logical end point for a series of
  procedures.

  The EXIT PROGRAM statement marks the logical end of a called program.

1  –  1statement

  The EXIT statement provides a common logical end point for a series of
  procedures.

  Format -

   EXIT

2  –  2statement PROGRAM

  The EXIT PROGRAM statement marks the logical end of a called program.

  Format -

   EXIT PROGRAM