Background of drivers installed for BO integration kit

Installing  BO integration kit on a SAP system is basically importing some transports into the sap system.

What exactly does the transports contain?

the main contents of these transports are:

1) Function groups ( ex: /CRYSTAL/ODS_REPORT)
2) Table definitions ( /CRYSTAL/MDX_STREAM_LAYOUT)
3) Class (ABAP Objects)
4) Domain ( /CRYSTAL/RSZVNAM)
5) Data Element ( /CRYSTAL/RSZPVNAM)
6) Table ( /CRYSTAL/RSZ_X_VAR)
7) Table Type ( /CRYSTAL/MDX_AXIS_LEVELS)
8) Message Class ( ex: /CRYSTAL/CA_MSG)

9) Program /CRYSTAL/CE_SYNCH_FORMS
10) Authorization object class( ZSSI)
11) Authorization object (ZCNTADMCES)
12) Transaction (/CRYSTAL/RPTADMIN)