Northern Trail Outfitters has recently experienced intermittent network outages in its call center. When network service resumes, Sales representatives have inadvertently created duplicate orders in the manufacturing system because the order was placed but the return acknowledgement was lost during the outage.
Which solution should an architect recommend to avoid duplicate order booking?

Question

Northern Trail Outfitters has recently experienced intermittent network outages in its call center. When network service resumes, Sales representatives have inadvertently created duplicate orders in the manufacturing system because the order was placed but the return acknowledgement was lost during the outage.

Which solution should an architect recommend to avoid duplicate order booking?

Sivakumar Balasundram · Accepted Answer

Use Outbound Messaging to ensure manufacturing acknowledges receipt of order.

Sivakumar Balasundram · Answer

Use scheduled apex to query manufacturing system for potential duplicate or missing orders.

Sivakumar Balasundram · Answer

Implement idempotent design and have Sales Representatives retry order(s) in question.

Sivakumar Balasundram · Answer

Have scheduled Apex resubmit orders that do not have a successful response.

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