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IBM DB2 9.7 Database Administrator for Linux UNIX or Windows Upgrade Sample Questions:

1. Given the following DDL statements:

What is the end result of the CREATE UNIQUE INDEX statement?

A) TBSP11 and TBSP12 will each contain one local index since the local indexes will physically reside in the same table space as the related data.
B) TBSP21 will contain one index because NEW_IDX is not partitioned and will automatically go into the first index partition listed in the create table statement.
C) INDEX_TS will contain one non-partitioned index.
D) TBSP21 and TBSP22 will each contain one local index.

2. A range-partitioned table TAB1 has been created with COL1 and COL2 with COL1 as the partitioning column. What is the result of running the following statement? CREATE UNIQUE INDEX xcol2 ON tab1(col2) PARTITIONED

A) The index will be created as a non-unique index and a warning will be returned.
B) The index will be created as a unique non-partitioned index and a warning will be returned.
C) The uniqueness will be enforced locally within each partition.
D) The statement will be rejected and an error will be returned.

3. Which two are valid BASED UPON CONNECTION attributes for a trusted context? (Choose two.)

A) System authorization id
B) Data stream encryption
C) Date and time
D) Database role
E) Application program name

4. A database administrator wants to prune the Recovery History file for the SAMPLE database so that all objects older than February 1, 2008 (including those marked DB2HISTORY_STATUS_DO_NOT_DELETE) are removed from the file. Which commands will ensure all related recovery objects are automatically removed by DB2?

A) UPDATE DB CFG FOR sample USING AUTO_DEL_REC_OBJ OFF; PRUNE HISTORY 200801 WITH FORCE OPTION;
B) UPDATE DB CFG FOR sample USING AUTO_DEL_REC_OBJ ON; PRUNE HISTORY 20080101 AND DELETE;
C) UPDATE DB CFG FOR sample USING AUTO_DEL_REC_OBJ ON; PRUNE HISTORY 200801 WITH FORCE OPTION AND DELETE;
D) UPDATE DB CFG FOR sample USING AUTO_DEL_REC_OBJ OFF; PRUNE HISTORY 200801 WITH FORCE OPTION AND DELETE;

5. If table TAB_A is created as follows:

Assuming the cardinality of the columns is the same, which statement will create an index that will benefit the most from compression?

A) CREATE INDEX taba_idx ON tab_a (c4)
B) CREATE UNIQUE INDEX taba_idx ON tab_a (c2)
C) CREATE INDEX taba_idx ON tab_a (c2)
D) ALTER TABLE tab_a ADD PRIMARY KEY (c1)

Solutions: