DEA-C01 무료 덤프문제 온라인 액세스

A data engineer needs to use an Amazon QuickSight dashboard that is based on Amazon Athena queries on data that is stored in an Amazon S3 bucket. When the data engineer connects to the QuickSight dashboard, the data engineer receives an error message that indicates insufficient permissions.
Which factors could cause to the permissions-related errors? (Choose two.)

• A.The Athena tables are not cataloged.
• B.There is no connection between QuickSight and Athena.
• C.There is no IAM role assigned to QuickSight.
• D.QuickSight does not have access to the S3 bucket.
• E.QuickSight does not have access to decrypt S3 data.

A finance company receives data from third-party data providers and stores the data as objects in an Amazon S3 bucket.
The company ran an AWS Glue crawler on the objects to create a data catalog. The AWS Glue crawler created multiple tables. However, the company expected that the crawler would create only one table.
The company needs a solution that will ensure the AVS Glue crawler creates only one table.
Which combination of solutions will meet this requirement? (Choose two.)

• A.Ensure that the structure of the prefix for each S3 object name is consistent.
• B.Ensure that all S3 object names follow a similar pattern.
• C.Ensure that the schema is the same for each object. Do not enforce consistency for the file format and compression type of each object.
• D.Ensure that the object format and schema are the same for each object. Do not enforce consistency for the compression type of each object.
• E.Ensure that the object format, compression type, and schema are the same for each object.

A gaming company uses a NoSQL database to store customer information. The company is planning to migrate to AWS.
The company needs a fully managed AWS solution that will handle high online transaction processing (OLTP) workload, provide single-digit millisecond performance, and provide high availability around the world.
Which solution will meet these requirements with the LEAST operational overhead?

• A.Amazon Keyspaces (for Apache Cassandra)
• B.Amazon DocumentDB (with MongoDB compatibility)
• C.Amazon Timestream
• D.Amazon DynamoDB

A company wants to migrate a data warehouse from Teradata to Amazon Redshift.
Which solution will meet this requirement with the LEAST operational effort?

• A.Use AWS Database Migration Service (AWS DMS) Schema Conversion to migrate the schema.
  Use AWS DMS to migrate the data.
• B.Manually export the schema definition from Teradata. Apply the schema to the Amazon Redshift database. Use AWS Database Migration Service (AWS DMS) to migrate the data.
• C.Use AWS Database Migration Service (AWS DMS) to migrate the data. Use automatic schema conversion.
• D.Use the AWS Schema Conversion Tool (AWS SCT) to migrate the schema. Use AWS Database Migration Service (AWS DMS) to migrate the data.

A company has an Amazon Redshift data warehouse that users access by using a variety of IAM roles. More than 100 users access the data warehouse every day.
The company wants to control user access to the objects based on each user's job role, permissions, and how sensitive the data is.
Which solution will meet these requirements?

• A.Use dynamic data masking policies in Amazon Redshift.
• B.Use the row-level security (RLS) feature of Amazon Redshift.
• C.Use the role-based access control (RBAC) feature of Amazon Redshift.
• D.Use the column-level security (CLS) feature of Amazon Redshift.