Which of the following solutions would work BEST prevent to this from happening again?

A company has a cluster of web servers that is critical to the business. A systems administrator installed a utility to troubleshoot an issue, and the utility caused the entire cluster to 90 offline.

Which of the following solutions would work BEST prevent to this from happening again?
A . Change management
B . Application whitelisting
C . Asset management
D . Privilege management

View Answer

Answer: A

Explanation:

Change Management

o The process through which changes to the configuration of information systems are monitored and controlled, as part of the organization’s overall configuration management efforts

o Each individual component should have a separate document or database record that describes its initial state and subsequent changes

▪ Configuration information

▪ Patches installed

▪ Backup records

▪ Incident reports/issues

o Change management ensures all changes are planned and controlled to minimize risk of a service disruption

Change management is a process that ensures changes to systems or processes are introduced in a controlled and coordinated manner. Change management helps to minimize the impact of changes on the business operations and avoid unintended consequences or errors3 Change management can help prevent the issue of utility installation affecting the web server cluster by ensuring that the utility is properly planned, tested, approved, documented, communicated, and monitored.

Reference: 3 What is change management? | ITIL | AXELOS