ACBQBAU1 is called by SYS1.SACBCNTL member ACBJBAU2 to update the testbed library with the expected results for the new data set type that has been placed in the new ACS listing.
Tip: ACBQBAU1 is I/O intensive, as it must update each test case member in the PDS with the new expected results.
See Figure 1 for the sample JCL and parameters: