Google Interview Questions

Review this list of 1,024 Google interview questions and answers verified by hiring managers and candidates.

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Design an elevator for a skyscraper and estimate the number of elevators needed.
10 months ago
Design a cache controller.
5 years ago1 answer
How would you choose a programming language to build your product at Google?
2 years ago2 answers
How would you handle Gmail accounts when two users create the same username from different countries?
5 years ago1 answer
What factors should Google consider when deciding how much to bid to remain the default search engine on Firefox?
5 years ago7 answers
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Design a monitoring system for 1000 web servers.
2 years ago1 answer
As a PM for Netflix, how would you increase watch time on TVs?
2 years ago3 answers
How would you improve Google's recruiting system to reduce false negatives?
5 years ago11 answers
Given a train schedule with departure city, arrival city, start time, end time, and duration, and given a source and destination, find the sequence of trains that gets you there at the earliest possible time.
5 months ago
A cross-functional team which your feature delivery is dependent on is not working at the expected pace. How would you handle this?
a year ago1 answer
What is a great product that is not marketed well?
5 years ago2 answers
How many ping pong balls can fit in a helicopter?
4 years ago12 answers
Google wants to award its 5 trillionth query with a prize. How would you design this solution?
5 years ago
You have 12 months to deliver a project. After 6 months, you realize during a meeting that another team is working on the same project. What would you do?
4 years ago1 answer
What factors could have caused a major system like YouTube to fail when it went down last week?
5 years ago4 answers
Find the maximum subarray sum.
+135 months ago34 answers
Sort a nearly sorted (or K sorted) array.
a year ago1 answer
Can you explain how 15-minute speedy delivery apps operate?
2 years ago1 answer
You're a PM for a large car manufacturer. Should the company use Generative AI or large language models in its products and workflows?
3 years ago
What are you most proud of in your career?
+34 months ago3 answers

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Google Interview Questions

Design an elevator for a skyscraper and estimate the number of elevators needed.

Design a cache controller.

How would you choose a programming language to build your product at Google?

How would you handle Gmail accounts when two users create the same username from different countries?

What factors should Google consider when deciding how much to bid to remain the default search engine on Firefox?

Design a monitoring system for 1000 web servers.

As a PM for Netflix, how would you increase watch time on TVs?

How would you improve Google's recruiting system to reduce false negatives?

Given a train schedule with departure city, arrival city, start time, end time, and duration, and given a source and destination, find the sequence of trains that gets you there at the earliest possible time.

A cross-functional team which your feature delivery is dependent on is not working at the expected pace. How would you handle this?

What is a great product that is not marketed well?

How many ping pong balls can fit in a helicopter?

Google wants to award its 5 trillionth query with a prize. How would you design this solution?

You have 12 months to deliver a project. After 6 months, you realize during a meeting that another team is working on the same project. What would you do?

What factors could have caused a major system like YouTube to fail when it went down last week?

Find the maximum subarray sum.

Sort a nearly sorted (or K sorted) array.

Can you explain how 15-minute speedy delivery apps operate?

You're a PM for a large car manufacturer. Should the company use Generative AI or large language models in its products and workflows?

What are you most proud of in your career?

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