Google Software Engineering Fundamentals Interview Questions
Practice the exact questions companies are asking right now.
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Design an ads retrieval service using a heap
Object-Oriented Design: Ads Retrieval (Priority-Based) Design a component that manages ads and supports retrieving the “best” ads based on a score. Re...
Design a waitlist manager
Object-Oriented Design: Waitlist Manager Design a waitlist management component (e.g., for a restaurant or event) that maintains FIFO order for partie...
Design an object-oriented poker game
Design the object-oriented architecture for a command-line poker game. Requirements (clarify and state assumptions) Assume a standard 52-card deck (no...
Design a waitlist system with top/bottom K
Object-Oriented Design: Waitlist System Design and implement (at the class/interface level) a waitlist system that supports the following operations: ...
Implement matrix transforms and discuss eigenvalues
You are given a square matrix A (size n × n). 1. Diagonal symmetry (transpose): Transform A into its transpose (mirror across the main diagonal). Pref...
Design a multi-timer using single underlying timer
You are given a Timer class that has access to a single underlying system timer API that can only keep one active timer at a time. Underlying single-t...
Explain what happens when you run ls
In Linux, explain the end-to-end flow of what happens when a user types ls in a shell and presses Enter. Include: - What the shell does - How the exec...
Explain SLI/SLO/SLA and design monitoring
SLI vs SLO vs SLA for a Web API; Error Budgets; Monitoring and Alerting Design Context: You are designing reliability goals and on-call policies for a...