최신IBM DB2 10.5 DBA for LUW Upgrade from DB2 10.1 - C2090-311무료샘플문제

A. 1MB

B. 64 KB

C. 2 MB

D. 32 KB

A. To test the functionality of a DB2 ACS API vendor library without performing a snapshot backup or restore operation.

B. To perform snapshot backup and restore operations on storage devices that do not have a DB2 ACS API vendor library.

C. To redirect Tivoli Storage FlashCopy Manager commands to DB2 Advanced Copy Services.

D. To install and configure DB2 Advanced Copy Services.

A. When attempting to insert data that does not conform to the NOT ENFORCED unique constraint, an error will be returned and the record will not be inserted.

B. Storage requirements for NOT ENFORCED unique constraints are identical to storage requirements for a unique index.

C. NOT ENFORCED unique constraints enforce uniqueness only for primary key columns.

D. The query optimizer will consider a NOT ENFORCED unique constraint when selecting the optimal data access plan.