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A company distributes traffic evenly among a fleet of Amazon EC2 instances. The EC2 instances must accommodate unpredictable increases in traffic.
Which benefit does the AWS Cloud provide to meet this requirement?
A
Scalability
B
Resilience
C
Security
D
Agility
Explanation:
Explanation:
Scalability is the correct answer because it refers to the ability of a system to handle increased workload by adding resources. In this scenario:
Scalability allows the EC2 fleet to automatically scale up or down based on traffic demands
AWS provides Auto Scaling groups that can automatically add or remove EC2 instances based on metrics like CPU utilization or network traffic
This enables the system to accommodate unpredictable traffic increases without manual intervention
Why other options are incorrect:
Resilience: Refers to the ability to recover from failures and continue operating, not specifically about handling traffic increases
Security: Relates to protecting data and resources from unauthorized access, not traffic management
Agility: Refers to the speed of provisioning resources and responding to changes, but doesn't specifically address handling unpredictable traffic increases
Key AWS Services:
Amazon EC2 Auto Scaling: Automatically adjusts the number of EC2 instances
Elastic Load Balancing: Distributes traffic evenly across instances
CloudWatch: Monitors metrics to trigger scaling events