IBM P2090-054 real exam prep : IBM Information Management DB2 10.5 pureScale Technical Mastery Test v3

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IBM P2090-054 Exam Syllabus Topics:

IBM Information Management DB2 10.5 pureScale Technical Mastery Test v3 Sample Questions:

1. Which one of the following sentences does NOT describe a benefit of Temporal Tables?

A) Temporal tables lower costs by eliminating the complexity for businesses to develop their own temporal support infrastructure, such as additional tables, triggers, and application logic.
B) Temporal tables provide a quick and easy way to track and record data changes in the table.
C) Temporal tables allow better data management by letting the application control data integrity and uniqueness.
D) Temporal tables increase business insight by letting analysts understand how the business was doing in the past, what has changed in the present, what are the projections for the future.

2. Which one of the following options is correct about the differences between the IMPORT and INGEST utilities?

A) The IMPORT utility can import data into a database, while the INGEST can only create database objects based on a script file.
B) The IMPORT utility is now deprecated and INGEST is the recommended alternative.
C) The IMPORT utility can perform lightweight transformations on the data being processed. The INGEST utility cannot transform data.
D) The INGEST is capable of transforming and streaming data from files and pipes at high speeds into DB2 tables. The IMPORT utility cannot transform the data.

3. Which one of the following options is TRUE about High Availability and Disaster Recovery (HADR) feature?

A) HADR allows up to three HADR standby databases.
B) HADR allows up to five HADR standby databases.
C) HADR allows up to two HADR standby databases.
D) HADR allows up to four HADR standby databases.

4. How does DB2 pureScale handle member(s) failover scenarios?

A) Future connections are evenly distributed among the surviving members of the cluster.
B) All data remains locked until the failover operation is completed.
C) Current connections to the failed member will be on hold until the member recovers and is back online.
D) DB2 pureScale requires database administrator intervention to handle failover scenarios.

5. Which of the following options justifies why you should be actively monitoring buffer pool hit ratios on your DB2 pureScale environment?

A) Attaining high local buffer pool (LBP) and global buffer pool (GBP) hit ratios are in general an indication of overall good performance as more pages are found in memory than having to fetch from I/O.
B) High local buffer pool (LBP) hit ratios are the only important metric that must be monitored since it indicates that there are a higher number of pages fetched from physical storage than from the local buffer pool.
C) Low local buffer pool (LBP) hit ratios are the only important metric that must be monitored since it indicates that there are a higher number pages fetched directly from physical storage than from the local buffer pool.
D) Attaining low local buffer pool (LBP) and global buffer pool (GBP) hit ratios are in general an indication of overall good performance as more pages are found in memory than having to fetch from I/O.

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