C2090-311 Exam Questions & Answers

Exam Code: C2090-311

Exam Name: IBM DB2 10.5 DBA for LUW Upgrade from DB2 10.1

Updated: Mar 18, 2024

Q&As: 30

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Practice These Free Questions and Answers to Pass the IBM Certified Database Administrator Exam

Questions 1

If the DB2_WORKLOAD registry variable is set to ANALYTICS, what value will be assigned to the DFT_DEGREE database configuration parameter, by default?

A. -1

B. 1

C. ON

D. ANY

Show Answer
Questions 2

Which two HADR synchronization modes are supported in DB2 10.5 pureScale environments?

A. SYNC

B. ASYNC

C. NEARSYNC

D. SUPERSYNC

E. SUPERASYNC

Show Answer
Questions 3

Which statement about Explicit Hierarchical Locking (EHL) for DB2 pureScale is true?

A. EHL is enabled by default in DB2 10.5 pureScale environments.

B. There are three EHL states available: SHARED, DIRECT_ACCESS and NONSHARED.

C. Only regular tables, temporary tables, and non-partitioned indexes can take advantage of EHL.

D. EHL is designed to improve DB2 pureScale performance by avoiding CF communications for tables that are accessed from only one member.

Show Answer
Questions 4

In which type of database are column-organized tables supported?

A. Partitioned databases.

B. DB2 pureScale databases.

C. Databases whose code set is Unicode.

D. Databases whose code set is Non-Unicode.

Show Answer
Questions 5

When does space reclamation for a column-organized table normally occur?

A. Whenever an individual row is deleted.

B. Whenever an individual row is updated.

C. After all rows in an extent have been updated.

D. After all rows in an extent where updates took place have been deleted.

Show Answer

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