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IBM A2090-544 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Performance Monitoring and Tuning | - Indexing and statistics maintenance - Query optimization and explain plans - Monitoring tools and snapshot monitoring |
| Security and Authorization | - Roles, privileges, and authorities - Authentication and authorization models |
| Utilities and Data Movement | - LOAD, IMPORT, EXPORT utilities - Data reorganization and rebalancing |
| Database Administration and Configuration | - Instance and database configuration parameters - Database creation and maintenance - Client connectivity and cataloging |
| Database Architecture and Concepts | - Storage management concepts - DB2 instance and database architecture - Memory structures and processes |
| Backup, Recovery, and High Availability | - High Availability Disaster Recovery (HADR) - Backup and restore operations - Rollforward recovery |
IBM Assessment: DB2 9.7 Advanced DBA for LUW Sample Questions:
Question 1
Table TAB1 was created using the following statement:
CREATE TABLE tab1 (c1 INT, c2 INT, c3 INT, c4 INT, c5 INT);
If column C1 is unique and queries typically access columns C1, C2 and C3 together, which statement(s) will create index(es) that will provide optimal query performance?
A. CREATE UNIQUE INDEX xtab1 ON tab1 (c1) INCLUDE (c2, c3);
B. CREATE UNIQUE INDEX xtab1 ON tab1 (c1); CREATE INDEX xtab2 ON tab1 (c2) INCLUDE (c3);
C. CREATE UNIQUE INDEX xtab1 ON tab1 (c2) INCLUDE (c1, c3);
D. CREATE UNIQUE INDEX xtab1 ON tab1 (c3, c2, c1);
Question 2
Setting the DB2_FMP_COMM_HEAPSZ=0 will result in which the following?
A. In a partitioned environment, infinite communications will be enabled between partitions.
B. In a partitioned environment, communications will not be buffered.
C. User-defined function calls will be disabled.
D. Non-fenced routines can be invoked, however automatic database maintenance will be disabled.
Question 3
Which command CANNOT be used to create the compression dictionary for a table?
A. RUNSTATS
B. IMPORT
C. LOAD
D. INSPECT
Question 4
A database named MYDB is created in instance DB2INST1, which has been configured to use KRB_SERVER_ENCRYPT authentication. If a client attempting to access database MYDB does not support Kerberos authentication, which authentication method will be used to establish a connection?
A. KRB_SERVER_ENCRYPT
B. SERVER_ENCRYPT
C. SERVER
D. CLIENT
Question 5
Which command will back up a database named SAMPLE to a TSM server using two concurrent TSM client sessions?
A. BACKUP DATABASE sample USE TSM OPEN 2 SESSIONS WITH 4 BUFFERS
B. BACKUP DATABASE sample USE TSM OPEN 2 SERVERS WITH 4 BUFFERS
C. BACKUP DATABASE sample USE TSM OPEN 4 SESSIONS WITH 2 BUFFERS
D. BACKUP DATABASE sample USE TSM OPEN 4 SERVERS WITH 2 BUFFERS
Solutions:
| Question 1 Answer: A | Question 2 Answer: D | Question 3 Answer: A | Question 4 Answer: B | Question 5 Answer: A |
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