How is the amount of client data backed up during the last 24 hours determined?

A. run QUERY SUMMARY BEGIND= –1 administrative command
B. use the command line builder within the Operations Center and run Q BACKUP BEGIND=1
C. look at the Activity pane the IBM Spectrum Protect Operations Center

D. from the administrative command line run QUERY OCCUPANCY –ALL

QUERY OCCUPANCY (Query client file spaces in storage pools)
Use this command to show where client file spaces are stored and how much space they occupy.

Incorrect Answers:
B: The query backup command displays a list of backup versions of your files that are stored on the IBM Spectrum Protect server, or that are inside a backup set from the server when the backupsetname option is specified.

References: https://www.ibm.com/support/knowledgecenter/en/SSEQVQ_8.1.3/srv.reference/r_cmd_occupancy_query.html