IBM IBM Certified Advanced Database Administrator C2090-611 Questions & Answers

• Question 51:

  Which statement about insert time clustering tables (ITC) is true?

  A. ITC tables cannot be range-partitioned tables.

  B. ITC tables are supported in DB2 pureScale environments.

  C. Rows of an ITC table are clustered by the time they are inserted into the table.

  D. If an ITC table is clustered by one or more user specified dimensions, the specified dimensions must be timestamps.

  Correct Answer: C

• Question 52:

  Which type of table space can be associated with only one storage group?

  A. Automatic storage space (AS)

  B. System managed space (SMS)

  C. Database managed space (DMS) File

  D. Database managed space (DMS) Device

  Correct Answer: A

• Question 53:

  Which tool should be used to give you lock wait information from the DB2 memory sets?

  A. db2pd

  B. db2mtrk

  C. db2fodc

  D. db2support

  Correct Answer: A

• Question 54:

  A database named MYDB was created as follows: CREATE DATABASE mydb AUTOMATIC STORAGE NO What is the recommended way to convert the database MYDB to an automatic storage database?

  A. Use the ALTER DATABASE statement to add storage paths to the database.

  B. Use the CREATE STOGROUP statement to define a new storage group in the database and to assign storage paths to the new storage group.

  C. Use the UPDATE DATABASE CONFIGURATION command to change the AUTOMATIC STORAGE configuration parameter for the database toYES.

  D. Use the DROP DATABASE command to drop the database; then, recreate the database by executing a CREATE DATABASE commandstatement that does not contain the AUTOMATIC STORAGE NO option.

  Correct Answer: B

• Question 55:

  What information can be obtained by analyzing EXPLAIN data?

  A. Access type, index use, and work load

  B. Index use, work load, and join methods

  C. Work load, access type, and join methods

  D. Join methods, index use, and access type

  Correct Answer: D

• Question 56:

  How is the time that an agent waits for log records to be flushed to disk calculated?

  A. LOG_END_TIME divided by TOTAL_COMMITS

  B. LOG_WAIT_TIME divided by TOTAL_COMMITS

  C. LOG_WRITE_TIME divided by TOTAL_COMMITS

  D. LOG_FLUSH_TIME divided by TOTAL_COMMITS

  Correct Answer: C

• Question 57:

  Which tool should be used to collect data during a potential hang without stopping the database manager?

  A. db2ls

  B. db2dart

  C. db2fodc

  D. db2cklog

  Correct Answer: C

• Question 58:

  Which action can a DBA take to retrieve bufferpool metrics information?

  A. Ensure the MON_OBJ_METRICS configuration parameter is enabled and query the BP_HITRATIO table function.

  B. Ensure the MON_ACT_METRICS configuration parameter is enabled and query the BP_HITRATIO administrative view.

  C. Ensure the MON_OBJ_METRICS configuration parameter is enabled and query the MON_GET_BUFFERPOOL table function.

  D. Ensure the MON_ACT_METRICS configuration parameter is enabled and query the MON_GET_BUFFERPOOL administrative view.

  Correct Answer: C

• Question 59:

  If you are running DB2 in clustered environment, what utility should you use to get the status of cluster?

  A. db2istat

  B. db2clust

  C. db2haicu

  D. db2hastat

  Correct Answer: C

• Question 60:

  Which user-managed file system is required for DB2 pureScale deployments?

  A. JFS2

  B. NTFS

  C. HPFS

  D. GPFS

  Correct Answer: D