Câu 2: AWS Certified Big Data - Specialty (BDS-C00)

A web-hosting company is building a web analytics tool to capture clickstream data from all of the websites hosted within its platform and to provide near-real-time business intelligence. This entire system is built onAWS services. The web-hosting company is interested in using Amazon Kinesis to collect this data and perform sliding window analytics. What is the most reliable and fault-tolerant technique to get each website to send data to Amazon Kinesis with every click?

1. A. After receiving a request, each web server sends it to Amazon Kinesis using the Amazon Kinesis PutRecord API. Use the sessionID as a partition key and set up a loop to retry until a success response is received. — đáp án hiện tại
2. B. After receiving a request, each web server sends it to Amazon Kinesis using the Amazon Kinesis Producer Library .addRecords method.
3. C. Each web server buffers the requests until the count reaches 500 and sends them to Amazon Kinesis using the Amazon Kinesis PutRecord API.
4. D. After receiving a request, each web server sends it to Amazon Kinesis using the Amazon Kinesis PutRecord API. Use the exponential back-off algorithm for retries until a successful response is received.