If you're preparing for Meta Product / Decision Making interview questions, expect interviews that probe how you identify the right problems, weigh trade-offs, and make defensible decisions at massive scale. Meta evaluates product sense, analytical rigor, clarity of trade-offs, and leadership through a mix of product-sense case prompts, metric-debugging exercises, and behavioral questions about tough choices. Interviewers care less about a single “right” answer and more about how you frame the problem, surface assumptions, choose metrics, and communicate trade-offs to cross-functional partners. For effective interview preparation, practice structured, time-boxed product cases and metric-root-cause exercises while narrating your thinking. Build a set of STAR stories that spotlight decision-making under uncertainty, stakeholder alignment, and measured impact. Get comfortable proposing clear success metrics, justifying prioritization with quantitative and qualitative evidence, and closing with a concrete rollout or experiment plan. Mock interviews that simulate ambiguity and force trade-off conversations will be particularly valuable.