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Question 60/153
A data engineer needs to use AWS Step Functions to design an orchestration workflow. The workflow must parallel process a large collection of data files and apply a specific transformation to each file.
Which Step Functions state should the data engineer use to meet these requirements?
Which Step Functions state should the data engineer use to meet these requirements?
Correct Answer: C
Map state is designed precisely for the requirement described. It allows you to iterate over a collection of items, processing each item individually. The Map state can automatically manage the iteration and execute the specified transformation on each item in parallel, making it the perfect choice for parallel processing of a large collection of data files.
- Question List (153q)
- Question 1: A data engineer notices slow query performance on a highly p...
- Question 2: A company is developing machine learning (ML) models. A data...
- Question 3: A data engineer is processing and analyzing multiple terabyt...
- Question 4: A company uploads .csv files to an Amazon S3 bucket. The com...
- Question 5: A data engineer runs Amazon Athena queries on data that is i...
- Question 6: A company is migrating on-premises workloads to AWS. The com...
- Question 7: A company stores customer data tables that include customer ...
- Question 8: A data engineer wants to improve the performance of SQL quer...
- Question 9: A company has AWS resources in multiple AWS Regions. The com...
- Question 10: A company needs to optimize storage for an Amazon S3 bucket....
- Question 11: A company stores customer data in an Amazon S3 bucket. The c...
- Question 12: A manufacturing company has many IoT devices in facilities a...
- Question 13: A retail company is expanding its operations globally. The c...
- Question 14: A company built a data lake and a data warehouse on AWS. The...
- Question 15: A company uses AWS Glue Data Catalog to index data that is u...
- Question 16: A company needs to set up a data catalog and metadata manage...
- Question 17: A data engineer must implement a data cataloging solution to...
- Question 18: When processing large datasets using distributed computing f...
- Question 19: A company currently uses a provisioned Amazon EMR cluster th...
- Question 20: A data engineer needs to join data from multiple sources to ...
- Question 21: A data engineer configures a large number of AWS Glue jobs t...
- Question 22: A data engineer is configuring Amazon SageMaker Studio to us...
- Question 23: A company has a data warehouse that contains a table that is...
- Question 24: A company stores employee data in Amazon Resdshift. A table ...
- Question 25: A company is setting up a data pipeline in AWS. The pipeline...
- Question 26: A company is creating a new data pipeline to populate a data...
- Question 27: A financial services company stores financial data in Amazon...
- Question 28: A company stores CSV files in an Amazon S3 bucket. A data en...
- Question 29: A data engineer needs to create an Amazon Athena table based...
- Question 30: During a security review, a company identified a vulnerabili...
- Question 31: A company has as JSON file that contains personally identifi...
- Question 32: A data engineer is optimizing query performance in Amazon At...
- Question 33: A company has a data lake on AWS. The data lake ingests sour...
- Question 34: A media company wants to improve a system that recommends me...
- Question 35: A company has a business intelligence platform on AWS. The c...
- Question 36: A data engineer needs Amazon Athena queries to finish faster...
- Question 37: In a data engineering pipeline, a company is using multiple ...
- Question 38: A data engineer maintains custom Python scripts that perform...
- Question 39: A company loads transaction data for each day into Amazon Re...
- Question 40: A company needs a solution to automatically ingest data from...
- Question 41: A company maintains multiple extract, transform, and load (E...
- Question 42: A company stores 10 to 15 TB of uncompressed .csv files in A...
- Question 43: A company stores data in a data lake that is in Amazon S3. S...
- Question 44: A company needs to transform IoT sensor data in near real ti...
- Question 45: A company implements a data mesh that has a central governan...
- Question 46: A company uses an organization in AWS Organizations to manag...
- Question 47: A company uses Apache Airflow to orchestrate the company's c...
- Question 48: For evolving schema and high compatibility, which data forma...
- Question 49: An online retailer uses multiple delivery partners to delive...
- Question 50: A data engineer needs to use an Amazon QuickSight dashboard ...
- Question 51: A company has a frontend ReactJS website that uses Amazon AP...
- Question 52: A mobile gaming company wants to capture data from its gamin...
- Question 53: A retail company uses AWS Glue for extract, transform, and l...
- Question 54: A company has a gaming application that stores data in Amazo...
- Question 55: A manufacturing company collects sensor data from its factor...
- Question 56: A company wants to use machine learning (ML) to perform anal...
- Question 57: A data engineer must maintain and monitor a data pipeline on...
- Question 58: A company plans to use Amazon Kinesis Data Firehose to store...
- Question 59: A data engineer needs to optimize the performance of a data ...
- Question 60: A data engineer needs to use AWS Step Functions to design an...
- Question 61: A company uses AWS Glue jobs to implement several data pipel...
- Question 62: A company's data engineer needs to optimize the performance ...
- Question 63: A data engineer is building a data orchestration workflow. T...
- Question 64: A company is designing a data lake on Amazon S3. To ensure h...
- Question 65: A retail company stores order information in an Amazon Auror...
- Question 66: A data engineer has implemented data quality rules in 1,000 ...
- Question 67: A data engineer needs to schedule a workflow that runs a set...
- Question 68: A data engineer must manage the ingestion of real-time strea...
- Question 69: A company uses Amazon EMR as an extract, transform, and load...
- Question 70: A company uses a variety of AWS and third-party data stores....
- Question 71: A company is uploading log files from on-premises servers to...
- Question 72: A company uses Amazon Redshift for its data warehouse. The c...
- Question 73: A company ingests data from multiple data sources and stores...
- Question 74: An ecommerce company wants to use AWS to migrate data pipeli...
- Question 75: A media company uses software as a service (SaaS) applicatio...
- Question 76: A company needs to build an extract, transform, and load (ET...
- Question 77: A company runs multiple applications on AWS. The company con...
- Question 78: A company stores information about its subscribers in an Ama...
- Question 79: A company saves customer data to an Amazon S3 bucket. The co...
- Question 80: Files from multiple data sources arrive in an Amazon S3 buck...
- Question 81: A data engineer must use AWS services to ingest a dataset in...
- Question 82: A financial company wants to use Amazon Athena to run on-dem...
- Question 83: A company stores customer records in Amazon S3. The company ...
- Question 84: A company wants to analyze sales records that the company st...
- Question 85: A company needs to aggregate and filter a large amount of st...
- Question 86: A company is creating near real-time dashboards to visualize...
- Question 87: A data engineer uses AWS Lake Formation to manage access to ...
- Question 88: A company wants to migrate data from an Amazon RDS for Postg...
- Question 89: A company uses a data lake that is based on an Amazon S3 buc...
- Question 90: A retail company stores point-of-sale transaction data in an...
- Question 91: A company has a data pipeline that uses an Amazon RDS instan...
- Question 92: A data engineer must orchestrate a series of Amazon Athena q...
- Question 93: A data engineer is using Amazon Athena to analyze sales data...
- Question 94: A company is building an inventory management system and an ...
- Question 95: A data engineer set up an AWS Lambda function to read an obj...
- Question 96: A company uses Amazon S3 as a data lake. The company sets up...
- Question 97: A gaming company uses a NoSQL database to store customer inf...
- Question 98: A company is using Amazon Redshift to build a data warehouse...
- Question 99: A transportation company wants to track vehicle movements by...
- Question 100: A financial company wants to implement a data mesh. The data...
- Question 101: A company wants to migrate a data warehouse from Teradata to...
- Question 102: A company uses Amazon Athena for one-time queries against da...
- Question 103: A company is developing an application that runs on Amazon E...
- Question 104: A company uses an Amazon S3 Standard bucket to maintain a se...
- Question 105: A company builds a new data pipeline to process data for bus...
- Question 106: A company runs a data platform on AWS. The data platform use...
- Question 107: A company uses an Amazon Redshift cluster that runs on RA3 n...
- Question 108: A company stores details about transactions in an Amazon S3 ...
- Question 109: A finance company receives data from third-party data provid...
- Question 110: A company manages an Amazon Redshift data warehouse. The dat...
- Question 111: A company uses Amazon EMR as an extract, transform, and load...
- Question 112: A company is planning to use a provisioned Amazon EMR cluste...
- Question 113: In data modeling, an entity-relationship diagram (ERD) is pr...
- Question 114: A data engineer is building a solution to detect sensitive i...
- Question 115: A company uses an on-premises Microsoft SQL Server database ...
- Question 116: A company needs to use Amazon Athena to analyze data that is...
- Question 117: A technology company currently uses Amazon Kinesis Data Stre...
- Question 118: A company uses Amazon Redshift as its data warehouse service...
- Question 119: A company uses AWS Step Functions to orchestrate a data pipe...
- Question 120: A retail company stores data from a product lifecycle manage...
- Question 121: A data engineer needs to deploy a complex pipeline. The stag...
- Question 122: A company is building a data lake for a new analytics team. ...
- Question 123: A company is building an analytics solution. The solution us...
- Question 124: During a security review, a company identified a vulnerabili...
- Question 125: A company uses Amazon S3 to store semi-structured data in a ...
- Question 126: A data engineer needs to build an enterprise data catalog ba...
- Question 127: A company maintains a central Amazon Redshift data warehouse...
- Question 128: A company uses Amazon Redshift as its data warehouse. Data e...
- Question 129: A company wants to ingest streaming data into an Amazon Reds...
- Question 130: A company wants to build a dimension table in an Amazon S3 b...
- Question 131: A company uses Amazon S3 and AWS Glue Data Catalog to manage...
- Question 132: An ecommerce company processes millions of orders each day. ...
- Question 133: A data engineer is using an AWS Glue ETL job to remove outda...
- Question 134: A company has a data warehouse in Amazon Redshift. To comply...
- Question 135: An ecommerce company collects daily customer transaction log...
- Question 136: You have been tasked with migrating an on-premises MySQL dat...
- Question 137: A company wants to use Apache Spark jobs that run on an Amaz...
- Question 138: A manufacturing company wants to collect data from sensors. ...
- Question 139: A financial company recently added more features to its mobi...
- Question 140: A company currently stores all of its data in Amazon S3 by u...
- Question 141: A data engineer is building a data pipeline on AWS by using ...
- Question 142: A company stores logs in an Amazon S3 bucket. When a data en...
- Question 143: A data engineer is building a data pipeline. A large data fi...
- Question 144: A company needs to partition the Amazon S3 storage that the ...
- Question 145: A company stores its processed data in an S3 bucket. The com...
- Question 146: An insurance company stores transaction data that the compan...
- Question 147: A banking company uses an application to collect large volum...
- Question 148: A data engineer needs to securely transfer 5 TB of data from...
- Question 149: A gaming company uses Amazon Kinesis Data Streams to collect...
- Question 150: An ecommerce company uses AWS Glue ETL to process and analyz...
- Question 151: A media company wants to use Amazon OpenSearch Service to an...
- Question 152: A ride-sharing company stores records for all rides in an Am...
- Question 153: A company has five offices in different AWS Regions. Each of...
