P2090-054IBM Information Management DB2 10.5 pureScale Technical Mastery Test v3
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P2090-054 Online Practice Questions and Answers
Consider the scenario that a technical expert accidentally trips over the power cord of a DB2 pureScale cluster node, bringing the node offline. Assume the cluster contains a SECONDARY cluster caching facility and other DB2 members. What will be the outcome of this situation if the node was hosting both the PRIMARY cluster caching facility and a DB2 member?
A. The secondary cluster caching facility will become the primary. All client transactions sent to be processed by the offline server will be re-routed to the remaining members within the cluster.
B. DB2 pureScale cannot host both the cluster caching facility and a member on a single host.
C. The cluster will put all transactions on hold until the server is back online.
D. The secondary cluster caching facility will be in SYNC state. All client connections will be terminated and will need to re-issued by the client.
Which of the following is NOT a reason for a database administrator to place a DB2 pureScale node into maintenance mode?
A. To update the DB2 Cluster Services software.
B. To be able to perform software and hardware updates on both cluster caching facilities (primary and secondary) at the same time.
C. When moving a server to a different location and requiring to disconnect it from the cluster.
D. To ensure that the system does not reboot when installing new software on the system.
Which of the following options best defines the Label-Based Access Control (LBAC) feature?
A. DB2 LBAC allows you to use labels to reference database objects by a short name instead of the full qualified name.
B. DB2 LBAC lets you decide exactly who has write/read access to individual rows and columns by comparing the security labels between database objects and users.
C. DB2 LBAC monitors table data access and tables modifications made by database users.
D. DB2 LBAC is the DB2 authority in charge of issuing GRANT and REVOKE statements.
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