C2090-600 Exam dumps PDF | Exam-Dumps.net (Page: 2)

QUESTION: 6

What is an advantage of using range partitioned tables?

Ability to run utilities against the partitions in parallel
Increased query performance through data partition elimination
Block indexes are much smaller than RID indexes, providing better performance
Table data is automatically and continuously clustered, requiring minimal reorganization

Answer(s): B

Reference:

https://www.ibm.com/developerworks/data/library/techarticle/dm-0605ahuja2/#query

A table named MYTABLE contains an XML column and an XML storage object dictionary already exists. What is the effect of enabling compression and then running the command REORG TABLE mytable KEEPDICTIONARY?

All data, both new and existing, will be compressed.
Only new or updated data for XML columns will be compressed.
New and existing XML columns will be compressed but other columns remain unchanged.
Existing data will remain uncompressed because the RESETDICTIONARY option of the REORG command was not used.

Answer(s): D

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QUESTION: 8

The DBA has observed that queries executed against SALES table have poor performance. SALES is a compressed table and recently there have been a lot of rows inserted and modified in that table. The DBA has detected that lower performance may be the result of sub-optimal compression dictionary for that table.

Which of the following commands should be used to resolve the problem without preventing users from changing data in the SALES table

REORG TABLE sales INPLACE RESETDICTIONARY
REORG TABLE sales INPLACE REBUILDDICTIONARY
REORG TABLE sales ALLOW WRITE ACCESS RESETDICTIONARY
REORG TABLE sales ALLOW WRITE ACCESS REBUILDDICTIONARY

Answer(s): C

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QUESTION: 9

If the following SQL statements are executed:

CREATE DATABASE testdb AUTOMATIC STORAGE NO;
CONNECT TO testdb;
CREATE STOGROUP sg1 ON ‘/data1’;
CREATE STOGROUP ibmstogroup ON ‘/data2’; CREATE
STOGROUP sg2 ON ‘/data3’;

Which storage group is the default storage group for the TESTDB database?

SG1
SG2
IBMSTOGROUP
IBMDEFAULTTSG

Answer(s): C

Reference:

https://www.tutorialspoint.com/db2/db2_storagegroups.htm

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QUESTION: 10

If Secure Sockets Layer is a requirement, which of the following parameters must be set to encrypt data in transit?

Set the DB2COMM registry variable to DB2COMM=SSL
Set the DB2COMM registry variable to DB2COMM=SSL, TCPIP
Set the AUTHENTICATION configuration parameter to DATA_ENCRYPT
Set the AUTHENTICATION configuration parameter to SERVER_ENCRYPT

Answer(s): B

Reference:

https://www.ibm.com/developerworks/data/library/techarticle/dm-1306securesocketlayers/

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IBM C2090-600 Exam (page: 2)
IBM DB2 11.1 DBA for LUW
Updated on: 02-Mar-2026

QUESTION: 6

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QUESTION: 10

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IBM C2090-600 Exam (page: 2) IBM DB2 11.1 DBA for LUW Updated on: 02-Mar-2026

QUESTION: 6

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QUESTION: 7

QUESTION: 8

QUESTION: 9

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QUESTION: 10

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IBM C2090-600 Exam (page: 2)
IBM DB2 11.1 DBA for LUW
Updated on: 02-Mar-2026