You are tasked with doing a rolling upgrade of a production domain that will minimize user interruptions.
What are two characteristics of a rolling upgrade? (Choose two.)
A. Configuration changes can be made during the Rolling Update process.
B. A major upgrade, for example 11g to 12c, can be accomplished with a Rolling Update.
C. The machines can be upgraded in any order.
D. The machine hosting the Administration Server must be upgraded first.
E. Avoid configuration changes until all the servers in the domain have been upgraded.
Correct Answer: DE
Explanation/Reference:
D: The rolling upgrade process includes stopping the Administration Server, installing the upgrade, restarting the Administration Server, and then doing the same for each Managed Server in the cluster.
E: You should not make configuration changes during the upgrade process until all the servers in the cluster have been upgraded. This is especially true for new configuration options.
Note: Rolling Upgrade is the process of upgrading a running WebLogic Server cluster with a patch, maintenance pack, or minor release without shutting down the entire cluster or domain. During the rolling upgrade of a cluster, each server in the cluster is individually upgraded and restarted while the other servers in the cluster continue to host your application.
Incorrect Answers:
A: You should not make configuration changes during the upgrade process until all the servers in the cluster have been upgraded.
B: Rolling upgrade applies only to upgrades within a major product version. For example, you can upgrade from 10.0 to 10.3.3, but cannot upgrade from 9.0 to
C: The rolling upgrade process includes stopping the Administration Server, installing the upgrade, restarting the Administration Server, and then doing the same for each Managed Server in the cluster.
Reference: http://docs.oracle.com/cd/E14571_01/web.1111/e13754/rolling_upgrade.htm#WLUPG272
|
Download Printable PDF. VALID exam to help you PASS.
|
 |
