C2090-611

Review 118 C2090-611 practice questions with answer explanations and community insights.

Question 1

Due to a hardware failure, it appears that there may be some corruption in database DB_1 as DB2 is reporting a "bad page". DB2DART is performed for the entire database and it appears that several bad pages were detected in table space TBSP_1. What command can be used to recover the database and repair the corruption in table space TBSP_1?

  1. RESTART DATABASE
  2. RECOVER DATABASE
  3. RESTORE TABLESPACE
  4. ROLLFORWARD DATABASE

Question 2

If a single node database is actively being used by applications when a power failure occurs, what method is used to bring the database back to a consistent state once power has been restored?

  1. Crash recovery
  2. Version recovery
  3. Disaster recovery
  4. Roll-forward recovery

Question 3

You have an High Availability and Disaster Recovery (HADR) environment set up and you want to read from the standby database. What must you do?

  1. Assign the value ON to the DB2_HADR_ROS registry variable.
  2. Assign the value ON to the DB2_HADR_SNAP registry variable.
  3. Execute the STOP HADR command to temporarily break the HADR connection to the standby.
  4. Execute the TAKEOVER HADR command to instruct the standby database to takeover as the new primary database.

Question 4

Which command can be used to restore a corrupted database using only the recovery history file?

  1. RESTART DATABASE
  2. RECOVER DATABASE
  3. RESTORE DATABASE
  4. ROLLFORWARD DATABASE

Question 5

What is the correct procedure for recovering a dropped table when DROPPED TABLE RECOVERY has been enabled and the database must remain online?

  1. Run the RECOVER DATABASE command with the RECOVER DROPPED TABLE option to restore the database and recover the dropped table.
  2. Run the RECOVER DATABASE command with the RECOVER DROPPED TABLE option to restore the appropriate table space and recover the dropped table.
  3. Restore the database from a backup image that was taken before the table was dropped; run the ROLLFORWARD DATABASE command with the RECOVER DROPPED TABLE option to restore the database and recover the dropped table.
  4. Restore the appropriate table space from a backup image that was taken before the table was dropped; run the ROLLFORWARD DATABASE command with the RECOVER DROPPED TABLE option to restore the appropriate table space and recover the dropped table.
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