DynamoDB Databases

@T-Bone

This question paper focuses on the "DynamoDB" of Databases. These Multiple Choice Questions (mcq) should be practiced to improve the Databases skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

This question paper focuses on the "DynamoDB" of Databases. These Multiple Choice Questions (mcq) should be practiced to improve the Databases skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Questions

1. Amazon DynamoDB is a fully managed proprietary?

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2. How many types of primary keys does DynamoDB supports?

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3. Which index that has the same partition key as the base table, but a different sort key?

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4. How many attributes does DynamoDB allows?

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5. Expression strings have a _____ limit.

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6. Which types represent a single value, and include number, string, binary, Boolean, and null?

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7. In Action Data Types, which represents key table and index schema?

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8. DynamoDB offers ________ low-level actions for data reading.

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9. DynamoDB uses eventually consistent and strongly consistent reads to support dynamic application needs.

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10. DynamoDB does not supports Null values.

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11. Amazon DynamoDB Initial release date?

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12. How many types of secondary indexes does DynamoDB supports?

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13. A read capacity unit is a single consistent read per second for items no larger than ?

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14. Names must conform to a minimum of 3 characters in length, and a maximum of ?

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15. Which key also known as the Composite Primary Key?

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16. Maximum length of String data type is?

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17. In Action Data Types, which represents PutItem requests?

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18. DynamoDB uses partitions for data storage.

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19. Which of the following are benefits of using Amazon DynamoDB?

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20. Does DynamoDB support in-place atomic updates?

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Index of Questions