Your Firm Has Uploaded a Large Amount of Aerial Image

question 237

Multiple Choice

Your firm has uploaded a large amount of aerial image data to S3. In the past, in your on-premises environment, you used a dedicated group of servers to oaten process this data and used Rabbit MQ - An open source messaging system to get job information to the servers. Once processed the data would go to tape and be shipped offsite. Your manager told you to stay with the current design, and leverage AWS archival storage and messaging services to minimize cost. Which is correct?

• A) Use SQS for passing job messages use Cloud Watch alarms to terminate EC2 worker instances when they become idle. Once data is processed, change the storage class of the S3 objects to Reduced Redundancy Storage.
• B) Setup Auto-Scaled workers triggered by queue depth that use spot instances to process messages in SOS Once data is processed, change the storage class of the S3 objects to Reduced Redundancy Storage.
• C) Setup Auto-Scaled workers triggered by queue depth that use spot instances to process messages in SQS Once data is processed, change the storage class of the S3 objects to Glacier.
• D) Use SNS to pass job messages use Cloud Watch alarms to terminate spot worker instances when they become idle. Once data is processed, change the storage class of the S3 object to Glacier.

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Definitions:

Budget Constraints

The limitations on the consumption bundles that a consumer can afford based on their income and the prices of goods and services.

Law of Demand

The principle that, all other factors being equal, as the price of a product decreases, the quantity demanded of the product will increase, and vice versa.

Budget Constraint

An economic model that represents all the combinations of goods and services a consumer can afford given their income and prices of goods.

Labor-Supply Curve

A graphical representation showing the relationship between the wages offered and the number of hours workers are willing to supply.