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Which AWS feature should a customer leverage to achieve high availability of an application?
A. AWS Direct Connect
B. Availability Zones
C. Data centers
D. Amazon Virtual Private Cloud (Amazon VPC)
Correct Answer: B
Explanation/Reference:
Explanation:
This is to achieve High Availability for any web application (in this case SwiftCode) deployed in AWS. The following features will be present:
High availability across multiple instances/multiple availability zones.
Auto Scaling of instances (scale up and scale down) based on number of requests coming in Additional Security to the instances/database that are in production No impact to end users during newer version of code deployment No Impact during patching the instances Reference: https://betsol.com/2018/01/how-to-makehigh- availability-web-applications-on-amazon-web-services/
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