A system administrator is preparing to roll out a critical operating system patch across enterprise workstations. Which of the following tasks should be completed prior to deploying the patch into the broad production environment? (Select TWO.)
- Test the patch in an isolated staging environment to verify system stability and application compatibility.Answer
- Establish a rollback plan and back up system configurations to ensure rapid recovery if the update fails.Answer
- CReconfigure network access control lists to reclassify the operating system update as a detective security control.
- DDeploy perimeter firewall filters as a permanent substitute for patching software host vulnerabilities.
Answer
Testing the patch in an isolated staging environment to verify system stability and establishing a rollback plan with backups prior to deployment.
Prior to deploying software updates across production environments, best practices require validating patch stability in a non-production staging environment and creating backups with a documented rollback plan to recover quickly if issues arise.
Step-by-Step Solution
Key Concept
Pre-deployment Patch Staging and Rollback Planning