D426 ITEC 2116 Data Management Foundations FA REVIEW QUESTIONS & ANSWERS

D426 ITEC 2116 Data Management Foundations FA REVIEW QUESTIONS & ANSWERS

1. Multiple Choice: Which AWS service is primarily used for
large-scale data processing?
 a) Amazon S3
 b) Amazon EC2
 c) Amazon EMR
 d) Amazon RDS
 Correct Answer: c) Amazon EMR
 Rationale: Amazon EMR provides a managed Hadoop
framework that makes it easy, fast, and cost-effective to process vast
amounts of data.
2. Fill-in-the-Blank: The ________ feature in Amazon RDS allows
you to run database instances for a fraction of the cost, making it a
cost-effective solution for infrequent, intermittent, or unpredictable
workloads.
 Correct Answer: Reserved Instance
 Rationale: Reserved Instances provide you with a significant
discount compared to On-Demand instance pricing.
3. True/False: Amazon Redshift is a fast, scalable data warehouse
that makes it simple and cost-effective to analyze all your data
across your data warehouse and data lake.