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IBM Assessment: DB2 10.1 Advanced DBA for LUW Sample Questions:
1. When defining storage groups for multi-temperature data, storage paths are usually grouped according to their quality of service characteristics. What are three common quality of service characteristics used?
A) Frequency of access; redundancy of the data; acceptable access time;
B) Frequency of access; acceptable access time; volatility of the data.
C) Acceptable access time; redundancy of the data; volatility of the data.
D) TIR (table/index data ratio); frequency of access; volatility of the data;
2. A database administrator needs to create a federated database and configure access to join data from 3 Oracle instances, 2 SQL Server instances, and 1 DB2 database. Which objects are needed to establish the specified connections?
A) 3 Oracle servers, 1 Oracle wrapper, 2 SQL Server servers, 1 SQL Server wrapper, 1 DB2 server, 1 DB2 wrapper, and nicknames for alldatabases.
B) 3 Oracle servers, 3 Oracle wrappers, 2 SQL Server servers, 2 SQL Server wrappers, 1 DB2 server, 1 DB2 wrapper, and nicknames for alldatabases.
C) 3 Oracle servers, 3 Oracle wrappers, 2 SQL Server servers, 2 SQL Server wrappers, and nicknames for all databases.
D) 3 Oracle servers, 1 Oracle wrapper, 2 SQL Server servers, 1 SQL Server wrapper, and nicknames for all databases.
3. Which would not significantly benefit from having the RUNSTATS command run on it?
A) Tables that have been populated with a LOAD operation.
B) Tables that have been reorganized (using REORG).
C) Tables where a new index has been created.
D) Tables that have had little change.
4. Which statement about the initiation of parallel I/O is correct?
A) For sequential prefetching, parallel I/O is initiated when the prefetch size is a multiple of the extent size for a table space. Each prefetch request is divided into smaller requests and assigned to different I/O servers.
B) For sequential prefetching, parallel I/O is initiated when the extent size is a multiple of the prefetch size for a table space. Each prefetch request is divided into smaller requests and assigned to different I/O servers.
C) For list prefetching, each list of data pages is divided into smaller lists according to extent boundaries and assigned to different I/O servers.
D) For read-ahead prefetching, each list of data pages is divided into smaller lists according to extent boundaries and assigned to different I/O servers.
5. Which statement about block indexes is correct?
A) Because of their large size, block indexes are extremely efficient.
B) Prefetching of data pages relies on sequential detection when block indexes are used.
C) Block indexes improve performance when data is not clustered on sequential pages.
D) The records for each block are retrieved using a mini-relational scan of saved data pages.
Solutions:
| Question # 1 Answer: B | Question # 2 Answer: A | Question # 3 Answer: D | Question # 4 Answer: A | Question # 5 Answer: B |




