Which of the following are the MAIN reasons why a systems administrator would install security patches in a staging environment before the patches are applied to the production server? (Choose two.)
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A. B. C. D. E.AD.
The two main reasons why a systems administrator would install security patches in a staging environment before the patches are applied to the production server are:
B. To verify the appropriate patch is being installed: Installing security patches in a staging environment allows the systems administrator to test the patch thoroughly to ensure that it is appropriate for the system and that it doesn't conflict with any other installed software or system configurations. This testing phase can help avoid unexpected consequences, such as system downtime, data loss, or other security vulnerabilities that could be introduced by the patch.
A. To prevent server availability issues: Another important reason for testing security patches in a staging environment is to prevent server availability issues. If a security patch is installed directly on the production server without proper testing, it could cause server downtime or other performance issues, which can have a significant impact on business operations. By testing the patches in a staging environment first, the systems administrator can verify the patches' compatibility with the system, and identify any potential issues before deploying them to the production server.
C. To generate a new baseline hash after patching: This option is not a main reason for installing security patches in a staging environment, but rather a benefit of the process. A baseline hash is used to verify the integrity of files, and after applying patches, a new hash can be generated to ensure that the system's files have not been tampered with.
D. To allow users to test functionality and E. To ensure users are trained on new functionality: These options are not the main reasons for installing security patches in a staging environment. Instead, they are related to the benefits of testing software changes in general, which can include allowing users to test new functionality and providing training on how to use it effectively.
In summary, installing security patches in a staging environment is crucial to ensure that patches are appropriate for the system, do not conflict with other software or configurations, and prevent server availability issues. It also provides an opportunity to generate a new baseline hash after patching to verify file integrity.