Product / Decision Making Interview Questions
Practice 82 real Product / Decision Making interview questions for 2026 — real interview questions from actual interviews with detailed solutions. This collection centers on Product / Decision Making interview questions and is built for senior PMs, product analysts, and crossover roles at Google, Meta, Amazon, TikTok, and Capital One. Expect case-style prompts that force tradeoff judgment, metric-driven prioritization, experiment design, stakeholder alignment, and increasing AI-related decision scenarios where model behavior, error modes, and ethical risk shape choices. Use this for targeted interview preparation to rehearse structured reasoning under ambiguity. What’s distinctive here is emphasis on measurable tradeoffs: interviewers typically evaluate how you pick success metrics, quantify impact, surface assumptions, and design experiments or rollback plans. You should prepare frameworks (prioritization, product sense, diagnostics), practice metric-first answers, and get comfortable arguing tradeoffs with numbers and timelines. Mock case drills, post-mortem-style explanations of past decisions, and rehearsed experiment plans are the fastest path to scoring well.

"I got asked a hardcore MCM DP question and I saw it on PracHub as well. Solved that question in 5 minutes. Without PracHub I doubt I could solve it in 5 hours. Though somehow didn't get hired, perhaps I guess I solved it too fast? /s"

"Believe me i'm a student here jn US. Recently interviewed for MSFT. They asked me exact question from PracHub. I saw it the night before and ignored it cause why waste time on random sites. I legit wanna go back and redo this whole thing if I had chance. Not saying will work for everyone but there is certainly some merit to that website. And i'm gonna use it in future prep from now on like lc tagged"

"10 years of experience but never worked at a top company. PracHub's senior-level questions helped me break into FAANG at 35. Age is just a number."

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"I've used LC, Glassdoor, and random Discords. Nothing comes close to the accuracy here. The questions are actually current — that's what got me. Felt like I had a cheat sheet during the interview."

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"Literally just signed a $600k offer. I only had 2 weeks to prep, so I focused entirely on the company-tagged lists here. If you're targeting L5+, don't overthink it."

"Coaches and bootcamp prep courses cost around $200-300 but PracHub Premium is actually less than a Netflix subscription. And it landed me a $178K offer."

"I honestly don't know how you guys gather so many real interview questions. It's almost scary. I walked into my Amazon loop and recognized 3 out of 4 problems from your database."

"Discovered PracHub 10 days before my interview. By day 5, I stopped being nervous. By interview day, I was actually excited to show what I knew."

"I recently cleared Uber interviews (strong hire in the design round) and all the questions were present in prachub."
"The search is what sold me. I typed in a really niche DP problem I got asked last year and it actually came up, full breakdown and everything. These guys are clearly updating it constantly."
Prioritize consumer product opportunities
Case: Improve Engagement in a Consumer App with Flat MAU Context You are given a large consumer mobile app whose monthly active users (MAU) have been ...
How do you make data-driven decisions?
How do you make data-driven product decisions? Describe your approach to using data, customer insight, experiments, and judgment to choose a product d...
Fix unclear delivery addresses
A customer does not receive a delivery because the delivery address is unclear. As a product or operations leader, explain how you would diagnose the ...
Hiking App: Design, Metrics, and Go-to-Market
Hiking App: Design, Metrics, and Go-to-Market You are a Product Manager asked to design a consumer hiking mobile app from zero. Assume iOS and Android...
Launching Alexa in a New-Language Market
Product Case: Launch Alexa in a New Language Market You are the Product Manager for Alexa and must launch Alexa in a country where the primary languag...
Kindle Launch: Date vs. Scope Trade-Off
Kindle Launch Decision: Date Versus Scope Trade-Off You manage a new Kindle with eight planned features: five software features and three hardware fea...
Home Depot Plant-Growth Product Design
Home Depot Plant-Growth Product Design You are a Product Manager at Home Depot. Design a product that helps customers successfully grow their own plan...
U.S. Annual Traffic-Jam Hours Estimation
Estimation Prompt: Annual Hours Lost to Traffic in the United States Estimate the total number of hours that drivers in the United States collectively...
Meta Product Design Trio
Product Strategy and MVP Prompt: Three Product Design Scenarios You are interviewing for a PM role. For each scenario below, craft a product strategy ...
Digital Marketing Campaign ROI Analysis
Product Analytics Prompt: Allocate Budget Between Two TikTok Ad Creatives You are evaluating two TikTok ad creatives, Creative A and Creative B, each ...
Legacy Payroll System Migration Plan
Product and Program Prompt: Legacy Payroll System Migration Plan You are responsible for migrating a legacy payroll system to a new platform in a larg...
Plan technical marketing for new AI feature
Plan technical marketing for new AI feature Scenario You are a software engineer supporting a new AI technique and must plan the technical marketing f...
Real-Time Google Maps Photos — New Product Ideation
Product Design: Real-Time Street-Level Imagery in Google Maps Assume Google Maps can refresh street-level imagery in near real time across selected co...
Product Critique & Improvement
Product Critique and Improvement Case Choose a product you genuinely admire but that still has clear shortcomings. Give a structured critique focused ...
Dog-Walking Marketplace & Architecture
Design a Dog-Walking Marketplace App Design a two-sided marketplace that connects dog owners who need walks with vetted dog walkers who provide them. ...
Children’s Bookshelf Product Design
Product Design Prompt: Children's Bookshelf Design a primarily physical bookshelf for children to use at home, with optional lightweight digital suppo...
Word Compression Algorithm
Algorithm Prompt: String Compression and Decompression with Run-Length Encoding Design algorithms to compress and decompress a string using run-length...
Break a Palindrome Algorithm
Algorithm Prompt: Break a Palindrome to the Lexicographically Smallest Non-Palindrome Given a palindromic string of lowercase English letters with len...
Market Sizing & Product Metrics Drill
Estimation and Product Metrics Drill Provide best-effort estimates using clear assumptions. Give a single-number answer and a justified range for esti...
Capital One Credit Card: Acquisition & Promotion Strategy
Product Strategy Prompt: Capital One Credit Card Acquisition and Promotion Strategy You are launching a new consumer credit card with a transparent, e...