IBM A2090-544

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IBM A2090-544 Exam Syllabus Topics:

IBM Assessment: DB2 9.7 Advanced DBA for LUW Sample Questions:

Question #1
If you know that the table space containers for your database reside on RAID-5 3+p arrays, which registry variable should be assigned the value *:3 to help improve performance?

A. DB2_APM_PERFORMANCE
B. DB2_EXTENDED_IO_FEATURES
C. DB2_RESOURCE_POLICY
D. DB2_PARALLEL_IO

Question #2
Click the Exhibit button.

In a DB2 Connect scenario between a Windows client and a z/OS server, the commands in the exhibit produced an SQL30061N error while trying to connect to the BIGDB001 database in the DB2T subsystem on the z/OS server: SQL30061N The database alias or database name name was not found at the remote node.
Explanation:
The database name is not an existing database at the remote database node. The statement cannot be processed. The z/OS DBA has confirmed that the LOCATION NAME is DB2T. Which change would enable the command in the exhibit to execute correctly?

A. CATALOG DCS DATABASE dsample AS db2t
B. CATALOG DATABASE db2t AS dsample AT NODE node001 AUTHENTICATION DCS
C. CATALOG DCS DATABASE db2t AS dsample
D. CATALOG DATABASE bigdb001 AS dsample AT NODE db2t AUTHENTICATION DCS

Question #3
Which conditions must be met to implement HADR?

A. Operating systems on primary and standby servers need not be the same; DB2 versions must be the same; and the databases need not have the same bit-size (32 or 64 bit).
B. Operating systems on primary and standby servers must be the same; DB2 versions must be the same; and the databases need not have the same bit-size (32 or 64 bit).
C. Operating systems on primary and standby servers must be the same; DB2 versions need not be the same; and the databases must have the same bit-size (32 or 64 bit).
D. Operating systems on primary and standby servers must be the same; DB2 versions must be the same; and the databases must have the same bit-size (32 or 64 bit).

Question #4
Which tool or command will display only the automatic storage paths in an existing backup image?

A. db2ckbkp
B. db2dart
C. db2pd
D. INSPECT

Question #5
Table T1 was created by executing the following statement:

Immediately after creation, table T1 was populated with 10 rows. Later, user USER1 ran an application that inserted 100,000 rows into table T1. The following query is frequently ran against the T1 table:
SELECT deptno, empno, deptname FROM t1 WHERE deptno = 'EN' AND empno = '123' Assuming current statics exist for the table and index, which index will provide optimal performance for this query?

A. CREATE INDEX idx1 ON t1 (deptno, empno)
B. CREATE INDEX idx1 ON t1 (deptno, empno) INCLUDE (deptname)
C. CREATE INDEX idx1 ON t1 (deptno)
D. CREATE INDEX idx1 ON t1 (deptno) INCLUDE (empno)

Solutions: