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Answer: Use spot instances for the AWS Glue ETL jobs.
Using spot instances for AWS Glue ETL jobs can significantly reduce the costs, as spot instances are available at a lower price compared to on-demand instances. This approach can be effective if the jobs can tolerate potential interruptions.
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You are tasked with optimizing the cost of a data processing pipeline that uses AWS Glue to transform and load data into Amazon Redshift. The pipeline runs daily and processes a large volume of data. What strategies would you employ to reduce the costs associated with this pipeline?
A
Reduce the number of nodes in the AWS Glue ETL jobs.
B
Use reserved instances for the Amazon Redshift cluster.
C
Schedule the pipeline to run less frequently.
D
Use spot instances for the AWS Glue ETL jobs.