A company exposes a REST API using Amazon API Gateway. During peak hours, backend services are overwhelmed by sudden spikes in traffic. The solutions architect needs to protect the backend services without dropping legitimate requests if possible, but must prevent backend crashes. What should be configured?

Answer options:

Enable API Gateway caching.

Enable API Gateway throttling and configure a usage plan.

Place an Application Load Balancer in front of API Gateway.

Use AWS WAF to block requests during peak hours.

How to approach this question

Identify the need to limit request rates to protect backend systems.

Full Answer

B.Enable API Gateway throttling and configure a usage plan.✓ Correct

Amazon API Gateway throttling limits the steady-state request rate and burst capacity. This protects your backend systems from being overwhelmed by traffic spikes.

Common mistakes

Choosing caching, which only helps if the requests are identical and cacheable.

Question 34 All questions Question 36

Practice the full AWS SAA-C03 Practice Exam 5

65 questions · hints · full answers · grading

More questions from this exam

Q01A company needs to grant an external auditor read-only access to specific AWS resources. The audi...Easy Q02An application running on EC2 instances needs to access objects in an S3 bucket. The security tea...Medium Q03A company is designing a VPC for a multi-tier web application. They need to block specific malici...Medium Q04A large enterprise uses AWS Organizations to manage multiple accounts. The security team wants to...Hard Q05A company hosts a web application on an Application Load Balancer (ALB). They are experiencing SQ...Medium

View all 65 questions →