单选题 A software company hosts an application on AWS, and new features are released weekly. As part of the application testing process, a solution
Must be developed that analyzes logs from each Amazon EC2 instance to ensure that the application is working as expected after each
Deployment. The collection and analysis solution should be highly available with the ability to display new information with minimal delays.
Which method should the company use to collect and analyze the logs?

单选题 A financial services company needs to aggregate daily stock trade data from the exchanges into a data store. The company requires that data be
Streamed directly into the data store, but also occasionally allows data to be modified using SQL. The solution should integrate complex, analytic
Queries running with minimal latency. The solution must provide a business intelligence dashboard that enables viewing of the top contributors to
Anomalies in stock prices.
Which solution meets the company's requirements?

单选题 A company uses Amazon OpenSearch Service (Amazon Elasticsearch Service) to store and analyze its website clickstream data. The company
Ingests 1 TB of data daily using Amazon Kinesis Data Firehose and stores one day's worth of data in an Amazon ES cluster.
The company has very slow query performance on the Amazon ES index and occasionally sees errors from Kinesis Data Firehose when attempting
To write to the index. The Amazon ES cluster has 10 nodes running a single index and 3 dedicated master nodes. Each data node has 1.5 TB of
Amazon EBS storage attached and the cluster is configured with 1,000 shards. Occasionally, JVMMemoryPressure errors are found in the cluster
Logs.
Which solution will improve the performance of Amazon ES?

单选题 A real estate company has a mission-critical application using Apache HBase in Amazon EMR. Amazon EMR is configured with a single master
Node. The company has over 5 TB of data stored on an Hadoop Distributed File System (HDFS). The company wants a cost-effective solution to
Make its HBase data highly available.
Which architectural pattern meets company's requirements?

单选题 A company has a business unit uploading .csv files to an Amazon S3 bucket. The company's data platform team has set up an AWS Glue crawler
To do discovery, and create tables and schemas. An AWS Glue job writes processed data from the created tables to an Amazon Redshift database.
The AWS Glue job handles column mapping and creating the Amazon Redshift table appropriately. When the AWS Glue job is rerun for any reason
In a day, duplicate records are introduced into the Amazon Redshift table.
Which solution will update the Redshift table without duplicates when jobs are rerun?

单选题 A data analyst is using AWS Glue to organize, cleanse, validate, and format a 200 GB dataset. The data analyst triggered the job to run with the
Standard worker type. After 3 hours, the AWS Glue job status is still RUNNING. Logs from the job run show no error codes. The data analyst wants
To improve the job execution time without overprovisioning.
Which actions should the data analyst take?

单选题 A streaming application is reading data from Amazon Kinesis Data Streams and immediately writing the data to an Amazon S3 bucket every 10
Seconds. The application is reading data from hundreds of shards. The batch interval cannot be changed due to a separate requirement. The data
Is being accessed by Amazon
Athena. Users are seeing degradation in query performance as time progresses.
Which action can help improve query performance?

单选题 A financial company hosts a data lake in Amazon S3 and a data warehouse on an Amazon Redshift cluster. The company uses Amazon QuickSight
To build dashboards and wants to secure access from its on-premises Active Directory to Amazon QuickSight.
How should the data be secured?