Object-Oriented Programming · Walmart Labs · Medium
Problem Describe an architecture for a Walmart server that gathers information from several downstream services and sends a response to the user only after every required downstream call has completed. Examples Input: A request needs results from catalog, pricing, and inventory services. All three services return successfully. Output: Return one combined response containing the catalog, price, and stock data. Explanation: The server waits until each of the three required…
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