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IBM C2090-619: IBM Informix 12.10 System Administrator (C2090-619)

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Question 1

Which of configuration parameter can be increased to improve the performance of flushing dirty buffer pages during checkpoints?

A. CKPTINTVL

B. RA_PAGES

C. CLEANERS

D. SHMVIRTSIZE

Correct Answer:C

Question 2

Which objects can be compressed?

A. CLOBs

B. smart BLOBs

C. partition BLOBs

D. blobspace BLOBs

Correct Answer:C

Question 3

What security role is required for you to create trusted-context objects?

A. AAO

B. DBSA

C. DBSSO

D. DBSECADM

Correct Answer:D

Question 4

Which technology does NOT use the Secure Sockets Layer (SSL) protocol for an end-to- end secure connection?

A. On-disk encryption

B. Enterprise Replication

C. High-Availability Data Replication

D. Server-to-server distributed query communication

Correct Answer:A

Question 5

Which action can be taken if an instance is down?

A. A point-in-time mixed restore.

B. Warm restore of non-critical storage spaces.

C. Cold restore by onbar using storage space backups taken by ontape on tape devices.

D. A mixed restore using onbar whole system backup and incremental dbspace level backups.

Correct Answer:A

Question 6

How do the MAX_PDQPRIORITY onconfig parameter and the PDQPRIORITY environment variable work together to constrain access to PDQ resources?

A. PDQPRIORITY is the only constraint.

B. MAX_PDQPRIORITY is the only constraint.

C. The minimum of the two values is the actual constraint.

D. The constraint is MAX_PDQPRIORITY / 100 * PDQPRIORITY / 100.

Correct Answer:D

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