Storage and Data Management ā Part C
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Question 1 of 50
1. Question
Which of the following storage solutions provides the highest level of durability and is suitable for long-term archival of critical data?
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Question 2 of 50
2. Question
Which of the following storage solutions is the most appropriate for low-latency access to frequently changing data?
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Question 3 of 50
3. Question
A company has a business-critical application that requires strong consistency to maintain data integrity. Which of the following storage services would be the best choice for this application?
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Question 4 of 50
4. Question
A company is building a new data analytics platform and requires eventual consistency for data replication. Which of the following storage services would be the best choice for this platform?
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Question 5 of 50
5. Question
Which storage solution is the most appropriate to address a requirement for near-real-time data freshness for analytics processing?
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Question 6 of 50
6. Question
Which storage solution is the most appropriate to address a requirement for infrequently changing data for analytics processing?
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Question 7 of 50
7. Question
Which storage solution is the most appropriate to address a requirement for updating large amounts of data in bulk?
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Question 8 of 50
8. Question
Which storage solution is the most appropriate to address a requirement for updating small amounts of data in bulk?
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Question 9 of 50
9. Question
A company has a transactional application that requires frequent updates to a small amount of data. The application must also be highly available and durable. Which storage solution should the company use?
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Question 10 of 50
10. Question
A company has a transactional application that requires frequent updates to a large amount of data. The application must also be highly available and durable. Which storage solution should the company use?
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Question 11 of 50
11. Question
A data analytics company needs to store a large amount of data that is updated in small batches every few minutes. The data must be accessed frequently and with low latency. Which storage solution would be the most appropriate for this use case?
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Question 12 of 50
12. Question
A healthcare company needs to store sensitive medical records that are updated on a daily basis. The data must be encrypted at rest and in transit and accessed with low latency. Which storage solution would be the most appropriate for this use case?
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Question 13 of 50
13. Question
A video streaming company needs to store large video files that are accessed sequentially by users as they watch the video. Which storage solution would be the most appropriate for this use case?
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Question 14 of 50
14. Question
A financial company needs to store transactional data that is accessed randomly by users for analytics purposes. Which storage solution would be the most appropriate for this use case?
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Question 15 of 50
15. Question
A data analytics application requires continuous usage of a large amount of data that is frequently accessed and requires real-time analysis. Which storage solution is appropriate for this use case?
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Question 16 of 50
16. Question
Which storage solution is appropriate for an application that requires ad hoc access to data?
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Question 17 of 50
17. Question
Which AWS storage solution is best suited for append-only data changes?
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Question 18 of 50
18. Question
Which AWS storage solution is best suited for data updates?
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Question 19 of 50
19. Question
What is the best storage solution for long-term storage of infrequently accessed data?
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Question 20 of 50
20. Question
What is the best storage solution for transient storage of data that requires high input/output (I/O) performance?
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Question 21 of 50
21. Question
What is the best storage solution for structured data that requires low latency and high throughput?
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Question 22 of 50
22. Question
What is the best storage solution for semi-structured data that requires cost-effective and scalable storage?
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Question 23 of 50
23. Question
You are tasked with designing a data analytics solution that requires the fastest possible query response times. Which AWS storage solution would be the most appropriate to meet this requirement?
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Question 24 of 50
24. Question
You are designing a data analytics solution for a company that needs to store and query large amounts of structured data in a data warehouse. Which AWS storage solution would be the most appropriate to meet this requirement?
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Question 25 of 50
25. Question
You are working on a data analytics project that requires frequent updates to the schema. Which AWS service would be the most appropriate to handle schema evolution requirements?
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Question 26 of 50
26. Question
You are working on a data analytics project that requires a high degree of flexibility in the data schema. Which AWS service would be the most appropriate to handle this requirement?
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Question 27 of 50
27. Question
Which storage format should you use to optimize performance for a data analysis task that requires querying a subset of data from a large dataset stored in Amazon S3?
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Question 28 of 50
28. Question
Which compression strategy should you use to reduce the storage size and improve the query performance of a large dataset stored in Amazon S3 in Parquet format?
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Question 29 of 50
29. Question
Which encoding strategy should you use to improve the query performance of a large dataset stored in Amazon S3 in ORC format?
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Question 30 of 50
30. Question
You have a large dataset stored in Amazon S3 that you need to analyze using Amazon Athena. The dataset contains millions of records and you need to optimize the query performance. Which data sorting and distribution strategy should you use?
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Question 31 of 50
31. Question
You have a large dataset stored in Amazon Redshift that you need to analyze using SQL queries. The dataset contains hundreds of millions of records and you need to optimize the query performance. Which storage layout should you use?
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Question 32 of 50
32. Question
Which of the following data distribution methods would have the highest performance with the lowest cost for a large-scale data analytics workload on AWS?
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Question 33 of 50
33. Question
What is a potential cost and performance implication of using a columnar data format like Apache Parquet instead of a row-based format like CSV for a data analytics workload on AWS?
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Question 34 of 50
34. Question
Which of the following is an appropriate partitioning scheme for data-optimized analysis when dealing with a large dataset that has a time component?
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Question 35 of 50
35. Question
Which of the following data formats is most suitable for a data lake that needs to support a wide variety of query types and allows for schema-on-read?
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Question 36 of 50
36. Question
Which strategy is best suited for a company that primarily works with data generated by Internet of Things (IoT) devices and requires high write throughput?
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Question 37 of 50
37. Question
A company needs to store its archived data for regulatory compliance reasons. The data is infrequently accessed, and the company requires a cost-effective solution. Which solution would best meet the company’s requirements?
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Question 38 of 50
38. Question
A company has a large dataset that is used for analytical purposes. The data is constantly growing, and the company needs to ensure that only the most recent data is available for analysis. Which AWS service would be best suited to meet the company’s requirements?
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Question 39 of 50
39. Question
A company has a large dataset that contains sensitive information. The company needs to ensure that the data is stored securely and is not accessible to unauthorized users. Which AWS service would be best suited to meet the company’s requirements?
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Question 40 of 50
40. Question
Which mechanism can be used to discover new data sources in a data lake architecture?
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Question 41 of 50
41. Question
Which service can be used to automatically detect and capture changes in a relational database and make them available in a data lake?
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Question 42 of 50
42. Question
Which AWS service can be used to create and manage a centralized metadata repository for all data assets in an organization?
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Question 43 of 50
43. Question
Which mechanism can be used to update the metadata in a data catalog automatically when changes are made to the data sources?
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Question 44 of 50
44. Question
Which mechanism can be used to search and retrieve data catalogs and metadata in AWS Glue?
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Question 45 of 50
45. Question
What is the recommended mechanism for searching and retrieving data catalogs and metadata in Amazon EMR?
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Question 46 of 50
46. Question
Which AWS service allows you to classify data by applying custom labels to objects?
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Question 47 of 50
47. Question
Which AWS service allows you to tag data with custom metadata attributes to describe its contents?
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Question 48 of 50
48. Question
A company has a large amount of historical data that is rarely accessed but needs to be kept for compliance reasons. Which AWS storage solution would be the best option to store this data?
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Question 49 of 50
49. Question
A company is analyzing a large dataset of customer reviews for a product. The dataset is stored in Amazon S3 and contains information such as the review text, rating, and reviewer ID. The company wants to optimize query performance by using a data format that can compress the data and minimize the amount of storage space used. Which data format should they use?
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Question 50 of 50
50. Question
A gaming company needs to store and query data from a high-performance analytics platform that requires low latency and high throughput. The data is structured and requires frequent updates. What storage solution is most appropriate to address query latency requirements?
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