AWS Certified Data Engineer (DEA-C01) Practice Test 5

As a Data Engineer, what AWS services and strategies would you recommend to best address these requirements? (Select TWO)

Select 2 option(s):

What is the most effective approach to achieve this task?

Select 1 option(s):

What combination of AWS services and practices should the team use to best accomplish this?

Select 1 option(s):

Which architecture should the engineer choose to meet these requirements?

Select 1 option(s):

Each task must be processed within 10 minutes of its initiation. The challenge is to ensure that these notifications are reliably captured and queued for processing, with the capability to handle sudden spikes in notifications and scale automatically. The consultant needs to leverage AWS services for this purpose.
Which combination of AWS services should the consultant recommend to manage these event-driven, time-sensitive tasks? (Select TWO)

Select 2 option(s):

What is a practical approach for the team to efficiently analyze this large dataset?

Select 1 option(s):

A crucial requirement is that these credentials should be securely managed and regularly rotated to minimize security risks. At present, these sensitive credentials are embedded directly in the application code and configuration files, leading to a substantial security vulnerability.
The consultant must develop a secure, scalable, and efficient strategy to handle and periodically rotate these secrets. Which solution should the consultant recommend?

Select 1 option(s):

They store their data in Amazon S3 and use Amazon Redshift for data warehousing and analytics. The consultant needs to recommend a method to manage encryption keys efficiently, with the ability to audit key usage and rotate keys periodically.
Which AWS service would be most appropriate for this purpose?

Select 1 option(s):

What steps should they follow to set up these IAM roles correctly?

Select 1 option(s):

What approach should the team take to securely configure encryption across these AWS account boundaries while maintaining best practices?

Select 1 option(s):

Given the need for a simplified, cost-effective, and scalable auditing solution, which option should they choose?

Select 1 option(s):

What is the most effective approach to manage access permissions for different teams working on the platform, considering developers need access to AWS Glue and data analysts require read-only access to specific S3 buckets and querying capabilities in Amazon Redshift?

Select 1 option(s):

They currently use S3 for storage, RDS for databases, and EBS for EC2 volumes. The challenge is to prevent backups or replications of sensitive data in non-compliant AWS Regions while maintaining their existing AWS infrastructure.
What method would you recommend to achieve this?

Select 1 option(s):

The client emphasizes the need for secure data sharing practices that would allow specific teams to access only the data relevant to their work. They seek your advice on implementing a solution within Amazon Redshift to grant permissions effectively and securely for sharing data across different teams.
To meet the client‘s need for secure, role-specific data access in their Amazon Redshift data warehouse, which of the following approaches would you recommend?

Select 1 option(s):

This solution must identify, classify, and restrict unauthorized access to PII data, aligning with the company‘s compliance policies and integrating with AWS Lake Formation.
What would you recommend for managing access to PII data in the AWS data lake?

Select 1 option(s):

Which of the following approaches should the team use to efficiently and securely access these AWS services from their Python application?

Select 1 option(s):

Which of the following actions should the consultant take to correctly manage permissions through Lake Formation for the given requirements? (Select TWO)

Select 2 option(s):

Which combination of AWS services and features should be employed to meet these requirements?

Select 1 option(s):

Which method would be most effective in securing the data across these services to prevent unauthorized access?

Select 1 option(s):

What steps should the consultant recommend to correctly implement the principle of least privilege in this scenario?

Select 1 option(s):

Which of the following would be the MOST suitable solution?

Select 1 option(s):

Which AWS service or feature should the team use to efficiently manage these external access requirements?

Select 1 option(s):

Which of the following steps should the data engineering team implement to set up IAM roles effectively for this requirement? (Select TWO)

Select 2 option(s):

What is the most secure and efficient approach to amend these security group rules, ensuring data security while maintaining uninterrupted data pipeline operations?

Select 1 option(s):

To ensure that data access is tightly controlled and audited, which approach would you recommend for managing data access permissions across these different AWS services?

Select 1 option(s):

What approach should the team take to configure the IAM role?

Select 1 option(s):

What would be the most effective strategy to manage these throttling issues while maintaining application performance?

Select 1 option(s):

Which approach should the consultant take to most effectively identify and address the issues?

Select 1 option(s):

The team‘s recent focus is on enhancing security by implementing encryption across these services, requiring centralized management and the ability to use separate keys for different services and environments (development, staging, production). Additionally, they need to adhere to financial industry regulations requiring the encryption keys to be rotated every year.
Given these requirements, which combination of services and strategies would best fit their needs?

Select 1 option(s):

What AWS service or combination of services should the team use to most effectively apply data masking and anonymization?

Select 1 option(s):

Which data sampling technique should they employ to efficiently derive statistically significant insights while ensuring minimal computation and storage usage?

Select 1 option(s):

What is the best approach to achieve these objectives?

Select 1 option(s):

Which AWS solution would best meet their needs?

Select 1 option(s):

Which approach should the company take?

Select 1 option(s):

When incorporating DynamoDB Streams into a pipeline, which of the following is a key consideration that should be taken into account to maintain effective data processing?

Select 1 option(s):

The schema of these CSV files often changes; new columns are added, and occasionally existing columns are renamed or their data types are altered. These schema changes are causing disruptions and require significant manual intervention to adjust the Redshift tables accordingly.
What technique should the team adopt to manage schema evolution in Amazon Redshift effectively and minimize manual efforts?

Select 1 option(s):

What should the company do to organize their data effectively in Amazon S3 for optimal querying with Athena?

Select 1 option(s):

Additionally, the team must ensure that the deletion process is logged for audit purposes and that the database‘s performance is not significantly impacted during peak business hours.
Which approach should the team take to meet these requirements most effectively?

Select 1 option(s):

What is the most suitable approach to improve report generation performance while minimizing the impact on transactional processing?

Select 1 option(s):

Which steps should the team implement to establish a dynamic and automated schema management system that seamlessly accommodates schema evolution? (Select TWO)

Select 2 option(s):

To ensure that data scientists and analysts can find and access the right data efficiently, the team needs to implement a comprehensive data cataloging solution on AWS.
Which combination of AWS services and features should the data engineering team use to build and maintain an effective data catalog? (Select TWO)

Select 2 option(s):

What strategy should the team implement to optimize the query performance for their use case?

Select 1 option(s):

Due to the critical nature of financial reporting and the need for regulatory compliance, it‘s essential for the team to ensure the accuracy and trustworthiness of data used in their analytics. They must also be able to trace data back to its original source and understand all transformations it underwent.
Which of the following approaches should the team adopt to maintain data lineage and thereby ensure data accuracy and trustworthiness?

Select 1 option(s):

Which schema design approach should the team use to best meet these requirements?

Select 1 option(s):

Which of the following options would best fulfill these data deletion requirements? (Select TWO)

Select 2 option(s):

Which approach using AWS Glue should the team adopt to achieve this objective?

Select 1 option(s):

Which combination of actions and AWS services should the data engineering team use to effectively monitor and optimize query performance?

Select 1 option(s):

Which AWS service should the team use to meet these requirements most effectively?

Select 1 option(s):

Additionally, the solution must incorporate a secure, managed database service that supports intricate data relations and consistent updates, essential for maintaining an accurate and up-to-date product catalog.
What is the most suitable architectural approach for this scenario?

Select 1 option(s):

Which approach should the consultant recommend to efficiently derive this report?

Select 1 option(s):

Which steps should they take in Data Wrangler to resolve these issues effectively?

Select 1 option(s):

The data is currently housed in a MySQL database on Amazon RDS. However, due to the increasing dataset size and query complexity, query performance has significantly degraded. To address this issue, you are considering implementing Amazon ElastiCache.
Which caching strategy would be most effective in this scenario to improve query performance?

Select 1 option(s):

Given the need for minimal setup complexity, which AWS service would be most suitable for orchestrating this data pipeline?

Select 1 option(s):

Which approach should the team employ to investigate and resolve these data consistency issues effectively?

Select 1 option(s):

Upon investigation, they discovered that the issue is primarily due to data skew in one of the large tables, where a substantial portion of the sales data is concentrated in a few Redshift nodes, leading to uneven query load and processing times across the cluster. The table in question uses a key based on the ‘sales_region‘ column for distribution.
How should the team address this data skew issue to improve the query performance?

Select 1 option(s):

Additionally, the security team requires that the data should not be exposed to the public internet during transfer to mitigate potential security threats.
Which of the following setups would BEST meet these requirements?

Select 1 option(s):

These logs are currently stored in JSON format in an Amazon S3 bucket and are frequently updated. The team wants to leverage a service that can query these logs directly from S3 with minimal setup and maintenance, allowing them to quickly derive insights and patterns.
Which AWS service should they choose for this purpose?

Select 1 option(s):

Which AWS service or feature should the engineer leverage for this task?

Select 1 option(s):

Which method would be the most economical for the company to implement?

Select 1 option(s):

What should the team investigate first to troubleshoot and optimize the job‘s performance?

Select 1 option(s):