FUNDAMENTALS OF COMPUTER

DATABASE FUNDAMENTALS

CLOUD COMPUTING AND DATABASES

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Which of the following is a structured data store that supports indexing and data queries to both EC2 and S3?

A	CloudWatch
B	Amazon SimpleDB
C	Amazon Cloudfront
D	All of the mentioned

Explanation:

Detailed explanation-1: -6) What is SimpleDB? Ans: It is a structured data store that supports indexing and data queries to both EC2 and S3.

Detailed explanation-2: -Explanation: Amazon Elastic MapReduce is an interactive data analysis tool for performing indexing.

Detailed explanation-3: -Amazon SimpleDB is a highly available NoSQL data store that offloads the work of database administration. Developers simply store and query data items via web services requests and Amazon SimpleDB does the rest.

Detailed explanation-4: -Amazon S3 is object storage built to store and retrieve any amount of data from anywhere.

Detailed explanation-5: -Which of the following feature is used for scaling of EC2 sites? Explanation: Autoscaling is part of Amazon Cloudwatch and available at no additional charge.

There is 1 question to complete.