SAA-C03 · Question #48
SAA-C03 Question #48: Real Exam Question with Answer & Explanation
Sign in or unlock SAA-C03 to reveal the answer and full explanation for question #48. The question stem and answer options stay visible for context.
Question
A company has a three-tier web application that processes orders from customers. The web tier consists of Amazon EC2 instances behind an Application Load Balancer. The processing tier consists of EC2 instances. The company decoupled the web tier and processing tier by using Amazon Simple Queue Service (Amazon SQS). The storage layer uses Amazon DynamoDB. At peak times some users report order processing delays and halts. The company has noticed that during these delays, the EC2 instances are running at 100% CPU usage, and the SQS queue fills up. The peak times are variable and unpredictable. The company needs to improve the performance of the application Which solution will meet these requirements?
Options
- AUse scheduled scaling for Amazon EC2 Auto Scaling to scale out the processing tier instances
- BUse Amazon ElastiCache for Redis in front of the DynamoDB backend tier. Use target utilization
- CAdd an Amazon CloudFront distribution to cache the responses for the web tier. Use HTTP
- DUse an Amazon EC2 Auto Scaling target tracking policy to scale out the processing tier
Unlock SAA-C03 to see the answer
You've previewed enough free SAA-C03 questions. Unlock SAA-C03 for full answers, explanations, the timed quiz mode, progress tracking, and the master PDF. Question stem and options stay visible so you can still see what's on the exam.