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Questions and Answers

What is the primary purpose of using AWS Glue in the ETL process?

To migrate data to on-premises storage

To compress data for storage optimization

To visualize data in real-time

To convert data into JSON format (correct)

How does Amazon ElastiCache improve the performance of a database?

By enabling multi-region replication

By optimizing the database schema

By caching frequently accessed data (correct)

By replacing the database engine

Which service is best suited for running one-time queries on streaming data?

Amazon Kinesis Data Analytics

Amazon Athena (correct)

Amazon RDS

Amazon Redshift

What is an effective way to identify data that can be ingested into a data lake?

Using AWS Lake Formation blueprints Signup and view all the answers

What minimal change can be made to improve read performance for an application using Amazon RDS for MySQL?

Use Amazon ElastiCache Signup and view all the answers

What format can AWS Glue load data into Amazon S3?

Apache Parquet format Signup and view all the answers

Which AWS service provides an interactive query capability directly on data stored in Amazon S3?

Amazon Athena Signup and view all the answers

Which of the following is a disadvantage of migrating a database from Amazon RDS for MySQL to Amazon DynamoDB?

DynamoDB does not support complex queries easily Signup and view all the answers

What is a key feature of object versions in the compliance framework?

They cannot be overwritten or deleted by any user. Signup and view all the answers

Which user permissions can typically alter lock settings on object versions in the governance framework?

Some users have special permissions to change retention or delete the object. Signup and view all the answers

Which solution provides the fastest access to cached media files globally from S3 buckets?

Amazon CloudFront for cached delivery of content. Signup and view all the answers

What best describes the operational aim for consolidating batch data and live stream data?

To process and stage the data in various Amazon S3 buckets for analytics. Signup and view all the answers

Which tool is best suited to create dashboards for key performance indicators (KPIs) after data staging?

Amazon QuickSight for visualizing business analytics. Signup and view all the answers

What is the least operationally intensive approach for querying and analyzing from various S3 buckets?

Using Amazon Athena for ad-hoc queries and analysis. Signup and view all the answers

How can a company stream data efficiently from network sensors for real-time analytics?

By using Amazon Kinesis for real-time streaming and processing. Signup and view all the answers

Which combination of AWS services would most effectively handle one-time queries based on staged data?

Amazon Athena for queries and Amazon QuickSight for visualization. Signup and view all the answers

What is the primary purpose of creating an IAM policy that allows read access to the Parameter Store?

To allow EC2 instances to read parameter values securely Signup and view all the answers

Which AWS service can be used to enhance performance efficiency of DynamoDB without requiring changes to the application?

Amazon DynamoDB Accelerator (DAX) Signup and view all the answers

How can a security team limit access to specific services across multiple AWS accounts in a scalable manner?

Use service control policies (SCPs) in AWS Organizations Signup and view all the answers

What type of relationship needs to be established between the EC2 instance and the Parameter Store parameter?

An IAM trust relationship Signup and view all the answers

Which of the following describes the functionality of Amazon ElastiCache for Redis?

It provides in-memory caching to enhance database performance Signup and view all the answers

In an AWS Environment, what is the role of the Systems Manager in the IAM trust relationship?

It allows the EC2 instance to access AWS Systems Manager features Signup and view all the answers

What distinguishes service control policies (SCPs) from other types of AWS policies?

SCPs are used for managing permissions across an organization Signup and view all the answers

What is the primary function of IAM trust relationships in the AWS ecosystem?

To allow one AWS service to assume permissions of another Signup and view all the answers

Which S3 Object Lock mode ensures that an object version cannot be deleted or overwritten for a set retention period by any user?

Compliance Mode Signup and view all the answers

What is a disadvantage of using S3 Standard-IA for frequent access to data?

Higher retrieval fees and costs Signup and view all the answers

What potential issue arises when moving files to S3 Intelligent-Tiering for ringtones older than 90 days?

Incurs unnecessary monitoring and automation fees Signup and view all the answers

What is the main reason S3 inventory may not provide automatic cost savings when managing objects?

It's complex and time-consuming to set up Signup and view all the answers

Which configuration ensures that a company can restrict users from modifying or deleting files while allowing select scientists to add files?

Using S3 with IAM roles and Bucket Policies Signup and view all the answers

How does governance mode differ from compliance mode in S3 Object Lock?

Governance mode can be altered by users with special permissions Signup and view all the answers

When is it appropriate to use S3 Object Lock in governance mode instead of compliance mode?

When some users need the ability to unlock or delete objects Signup and view all the answers

Which of the following solutions would NOT meet the requirement of keeping every file in the S3 repository for a minimum of 1 year?

Setting up a lifecycle rule to delete files after 1 year Signup and view all the answers

Which method is recommended to create an interface VPC endpoint for Amazon S3 while ensuring only a specific EC2 instance can access it?

Attach a resource policy to the S3 bucket to restrict access. Signup and view all the answers

What is the main advantage of deploying an Amazon CloudFront distribution in front of an S3 bucket for a widely accessed application?

It minimizes latency by caching content at edge locations. Signup and view all the answers

What type of VPC endpoint should be created to enhance security when accessing Amazon S3 from an EC2 instance?

Interface VPC endpoint. Signup and view all the answers

To ensure that only an EC2 instance can access a specific S3 bucket, which policy is crucial to implement?

Resource policy linked to the IAM role of the EC2 instance. Signup and view all the answers

What is the primary purpose of using an AWS Global Accelerator in application architecture?

To distribute traffic across multiple regions globally. Signup and view all the answers

How can an EC2 instance obtain the private IP address of an S3 bucket's service API endpoint?

Using the nslookup tool from within the EC2 instance. Signup and view all the answers

What is a drawback of using ElastiCache for Redis in front of web servers compared to deploying CloudFront for static content delivery?

It is more expensive than CloudFront for static content. Signup and view all the answers

When configuring a gateway VPC endpoint, what is essential to secure access to the S3 bucket?

Attach a resource policy to restrict access to a specific IAM role. Signup and view all the answers

What is the main purpose of Amazon S3 Standard?

To serve as a durable and scalable storage class for frequently accessed data. Signup and view all the answers

Which Amazon service would you use if you needed a backup solution for data stored in JSON format?

Amazon S3 Standard Signup and view all the answers

What access time does Amazon S3 Glacier support for data retrieval?

Delayed access Signup and view all the answers

Which AWS service is recommended for a shared Windows file system across multiple EC2 Windows instances?

Amazon FSx for Windows File Server Signup and view all the answers

Which protocol is supported by Amazon FSx for Windows File Server?

Server Message Block (SMB) Signup and view all the answers

What is incorrect about using Amazon EBS as a shared file system for multiple EC2 instances?

It cannot be mounted as a shared file system across instances. Signup and view all the answers

How is Amazon S3 Standard different from Amazon S3 Glacier?

S3 Standard supports millisecond access time, while Glacier does not. Signup and view all the answers

Why is AWS Storage Gateway not suitable for a shared Windows file system?

It is optimized for block storage, not file storage. Signup and view all the answers

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