

MCQOPTIONS
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1. |
Which of the following is true concerning a global transaction? |
A. | The required data are at one local site and the distributed DBMS routes requests as necessary. |
B. | The required data are located in at least one nonlocal site and the distributed DBMS routes requests as necessary. |
C. | The required data are at one local site and the distributed DBMS passes the request to only the local DBMS. |
D. | The required data are located in at least one nonlocal site and the distributed DBMS passes the request to only the local DBMS. |
Answer» C. The required data are at one local site and the distributed DBMS passes the request to only the local DBMS. | |