15Design a system that writes personalised push notifications with AI for 50 million users of a food-delivery app.▼mediumNewSwiggyZomatoUber◆ premiumGeneration at scale where the model writes copy nobody reviews before it reaches millions of phones. The design is about templates, guardrails and cost, more than about the model.Practise this question →Read answer →
22Which of our AI workloads should run as batch jobs instead of in real time, and what would that save?▼mediumNewDatabricksAmazonFlipkart◆ premiumBatch pricing halves the bill on eligible work, and the real product question is what you can precompute before anyone asks for it.Practise this question →Read answer →