Change

Change is in the context of quality management, change means to move from one state of operation to another state of operation.

Definitions

According to Managing Quality by Foster (6th edition),

Change. In the context of quality management, change means to move from one state of operation to another state of operation.

According to the BABOK Guide (3rd edition),

Change. The act of transformation in response to a need.

According to the ITIL Foundation 4e by Axelos,

Change. The addition, modification, or removal of anything that could have a direct or indirect effect on services.

Types

Standard

Main wikipage: Standard change

Standard changes are pre-authorized and, therefore, should be implemented without additional authorization.

Normal

Main wikipage: Normal change

Normal changes are not pre-authorized; depending on the change control structure, their authorization may be based on change type. They may be either low-risk, when someone who can make rapid decisions, or major.

Emergency

Main wikipage: Emergency change

Emergency changes require expedited assessment and authority; they may require a special change authority.