Which of the following is not the pillars of AWS Well-Architected Framework?

Answer options:

A.Automation
B.Cost Optimization
C.Reliability
D.Performance Efficiency

Correct Answer – A
 As per AWS Well-Architected Framework, the following are the 5 pillars:
· Operational Excellence
· Security
· Reliability
· Performance Efficiency
· Cost Optimization
Automation is not part of AWS Well-Architected Framework pillars.
Options B, C & D are incorrect as these are part of 5 Pillars of AWS Well-Architected Framework.
Reference:
https://docs.aws.amazon.com/wellarchitected/latest/framework/cost-bp.html