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Vendor: Amazon
Certifications: Amazon Specialty
Exam Name: AWS Certified Big Data – Specialty
Exam Code: AWS-Certified-Big-Data-Specialty
Total Questions: 346
♥ 2018 Valid AWS-Certified-Big-Data-Specialty Exam Questions ♥
AWS-Certified-Big-Data-Specialty exam questions, AWS-Certified-Big-Data-Specialty PDF dumps; AWS-Certified-Big-Data-Specialty exam dumps:: https://www.dumpsschool.com/AWS-Certified-Big-Data-Specialty-exam-dumps.html (346 Q&A) (New Questions Are 100% Available! Also Free Practice Test Software!)
Latest and Most Accurate Amazon AWS-Certified-Big-Data-Specialty Dumps Exam Questions and Answers:
Question: 6
DynamoDB uses _____ only as a transport protocol, not as a storage format.
A. JSON
B. XML
C. SGML
D. WDDX
Answer: A
Explanation:
DynamoDB uses JSON only as a transport protocol, not as a storage format. The AWS SDKs use JSON to send data to DynamoDB, and DynamoDB responds with JSON, but DynamoDB does not store data persistently in JSON format.
Reference: http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/Programming.LowLevelAPI.html
Question: 7
When you create a table in DynamoDB, which one of the following bits of information is not obligatory to be provided?
A. Units of Capacity required for reads
B. Range key
C. Hash key
D. Units of Capacity required for writes
Answer: B
Explanation:
To create a table in DynamoDB, you should provide the table name, the attribute name for the primary Hash key, as well as throughput units, read and write units capacity.
Reference: http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/GettingStartedCreateTables.html
Question: 8
In the DynamoDB console, you can choose the ___ tab to view some key CloudWatch metrics for a selected table.
A. Browse Items
B. Details
C. Alarms
D. Metrics
Answer: D
Explanation:
In the DynamoDB console, you can choose the Metrics tab to view some key CloudWatch metrics for a selected table.
Reference: http://docs.aws.amazon.com/amazondynamodb/latest/developerguide/MonitoringConsole_DynamoDB.html
Question: 9
Which of the following statements is correct of Amazon DynamoDB?
A. Data in DynamoDB cannot be shifted to Amazon Redshift. Instead, data can be shifted to Amazon CloudWatch.
B. Every item in a DynamoDB table is identified by a foreign key, which allows you to quickly access data items.
C. DynamoDB does not support multiple native data types (numbers, strings, binaries, and multi-valued attributes).
D. DynamoDB does not have a fixed schema. Instead, each data item may have a different number of attributes.
Answer: D
Explanation:
DynamoDB does not have a fixed schema. Instead, each data item may have a different number of attributes. Multiple data types (strings, numbers, binary, and sets) add richness to the data model.
Reference: http://awsdocs.s3.amazonaws.com/dynamodb/latest/dynamodb-dg.pdf
Question: 10
What kind of service is provided by AWS DynamoDB?
A. Relational Database
B. Document Database
C. Dynamic Database
D. NoSQL Database
Answer: D
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