MediumTechnical
2
289
Implement a LRU Cache
Design and implement a data structure for Least Recently Used (LRU) cache. It should support get and put operations in O(1) time.
Software Development Engineer
Amazon Interview Questions
Amazon is a global e-commerce and cloud computing giant, known for AWS, retail marketplace, and leadership principles-focused interviews.
Seattle, WA1,500,000+E-commerce / Cloud$165,000 avg
6
Questions in database
Recent Questions (6)
MediumTechnical
1
178
Explain event loop in Node.js
How does the event loop work in Node.js? Explain the different phases and how async operations are handled.
Backend Engineer
EasyPhone Screen
1
189
What is the difference between var, let, and const?
Explain the differences between var, let, and const in JavaScript. When would you use each one?
Software Development Engineer
EasyTechnical
1
334
Reverse a linked list
Given the head of a singly linked list, reverse the list and return the reversed list. Implement both iterative and recursive solutions.
Software Development Engineer
EasyPhone Screen
1
245
Explain REST vs GraphQL
Compare REST and GraphQL APIs. What are the pros and cons of each approach? When would you choose one over the other?
Full Stack Engineer
EasyPhone Screen
1
234
What are the differences between cookies, localStorage, and sessionStorage?
Compare cookies, localStorage, and sessionStorage. What are the use cases, limitations, and security considerations for each?
Frontend Engineer