Once the installation process finishes, verify that OPatch was upgraded correctly by checking its version.

Remember the golden rules: . By mastering OPatch, you are taking a critical step in securing and maintaining the health of your Oracle environment, ensuring that your databases and applications remain stable, secure, and up-to-date.

A: OPatch version 13.9.4.2.5 includes features such as patch application, patch rollback, patch validation, and multiple patch application.