Câu 228: AWS Certified Solutions Architect - Professional(Old)
You require the ability to analyze a large amount of data, which is stored on Amazon S3 using Amazon Elastic Map Reduce. You are using the cc2 8xlarge instance type, whose CPUs are mostly idle during processing. Which of the below would be the most cost efficient way to reduce the runtime of the job?
Nội dung câu hỏi
You require the ability to analyze a large amount of data, which is stored on Amazon S3 using Amazon Elastic Map Reduce. You are using the cc2 8xlarge instance type, whose CPUs are mostly idle during processing. Which of the below would be the most cost efficient way to reduce the runtime of the job?
Các lựa chọn
Đáp án được giữ gọn theo nhãn A, B, C, D trong phần bình chọn tương tác.
- A. Create more, smaller flies on Amazon S3.
- B. Add additional cc2 8xlarge instances by introducing a task group.
- C. Use smaller instances that have higher aggregate I/O performance. — đáp án hiện tại
- D. Create fewer, larger files on Amazon S3.
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