Oracle Weblogic Server 12c Advanced Administrat... Apr 2026

Which tool or method is required to perform a "rolling upgrade" to ensure zero downtime for a clustered application? A. The Configuration Wizard.

: A is inefficient for unpredictable issues; C and D do not provide the detailed diagnostic state required by Oracle Support . Correct Answer: B ✅ Oracle WebLogic Server 12c Advanced Administrat...

Your domain is experiencing intermittent performance issues that are hard to reproduce. You need to capture a diagnostic image automatically when the number of requests waiting to execute exceeds a specific threshold. What is the most efficient way to achieve this? Which tool or method is required to perform

: A rolling upgrade involves bringing down, patching, and restarting cluster members one by one. This leverages the cluster's ability to redirect traffic to active nodes, preventing downtime. : A is inefficient for unpredictable issues; C

C. Use the weblogic.Deployer tool to restart the server when requests peak.