The Developer for a Retail Company Must Integrate a Fraud

question 356

Multiple Choice

The Developer for a retail company must integrate a fraud detection solution into the order processing solution. The fraud detection solution takes between ten and thirty minutes to verify an order. At peak, the web site can receive one hundred orders per minute. What is the most scalable method to add the fraud detection solution to the order processing pipeline?

• A) Add all new orders to an Amazon SQS queue. Configure a fleet of 10 EC2 instances spanning multiple AZs with the fraud detection solution installed on them to pull orders from this queue. Update the order with a pass or fails status.
• B) Add all new orders to an SQS queue. Configure an Auto Scaling group that uses the queue depth metric as its unit of scale to launch a dynamically-sized fleet of EC2 instances spanning multiple AZs with the fraud detection solution installed on them to pull orders from this queue. Update the order with a pass or fails status.
• C) Add all new orders to an Amazon Kinesis Stream. Subscribe a Lambda function to automatically read batches of records from the Kinesis Stream. The Lambda function includes the fraud detection software and will update the order with a pass or fail status.
• D) Write all new orders to Amazon DynamoDB. Configure DynamoDB Streams to include all new orders. Subscribe a Lambda function to automatically read batches of records from the Kinesis Stream. The Lambda function includes the fraud detection software and will update the order with a pass or fail status.

Understand the concept of contributory and comparative negligence in the context of workers' compensation.

Recognize the significance of the general duty clause under OSHA.

Understand the eligibility for workers' compensation benefits and the limitations of such benefits.

Recognize the role of the National Institute for Occupational Safety and Health (NIOSH) in workplace safety.

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Definitions:

Inventory Holding Cost

Expenses associated with storing unsold goods, including warehousing, insurance, taxes, depreciation, and opportunity costs of capital tied up in inventory.

Marginal Subcontracting Cost

The extra expense associated with outsourcing an additional unit of production or service.

Layoff Cost

The financial impact associated with the termination of employees traditionally as a result of downsizing, restructuring, or automation.

Hiring And Training Cost

Expenses incurred in recruiting, hiring, and training new employees.