Explain a real life situation where you’ve used a NoSQL DB
Staff Software Engineer Interview Questions
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What could you have added to your solution to optimize memory/storage usage?
Nothing unexpected, just a question about cloning a linked list with an arbitrary pointer and to find an element in a matrix with elements sorted along the columns and rows.
Implement self balancing trees..
How Ping works for same network and Different Networks. The expectation is how deep you can tell. How correct your knowledge is NAT, Routing, ARP, IP Forwarding.
1) Create binary tree from pre order and in order traversals 2) A question regarding dependency management (It was big use case description) which could be solved by two stacks 3) Graph traversal 4) Linked List node reversal of alternative node 1->2->3->4->5->6 would become 2->1->4->3->6->5
What kind of metrics would you use for a microservice that consumes and produces Kafka messages? What kind of difficulties have you faced with during Reactive programming?
Q3 - Given an m x n 2D binary grid grid which represents a map of '1's (land) and '0's (water), return the number of islands.
Q4 - Draw out a diagram for a service that will be talked to, with the service being a black box. Basically "how do microservices talk to each other" from what I gathered of the minimal back-and-forth I had with the interviewer. Pretty revealing that this is the only whiteboarding question I got for a staff-level position.
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