Groww Site Reliability Engineer Interview Questions and Answers

Leet code problem. Sliding window

Q1. Design related like book my show
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Q2. Database design questions related to concurrency
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It was a online hacker rank type test with medium hard question

Q1. Discussion around current Projects and its tech stack
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Q2. Print Left image of binary tree
Ans. 
Print left view of binary tree
• Traverse the binary tree level by level

• Print the first node at each level encountered
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Q1. Common HR questions
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Q1. Senior Manger Review Discussion about role and fit
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Q1. Basic network and os related questions
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1 hour 10 mins, MERN Stack, Face to Face. Mongodb, medium DSA Question, callback, eventloop, NodeJS asynchronous working

Q1. I was asked medium level leetcode questions. So if you have good command and can do basic-medium questions, then you are good to go.
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Q1. Quant,Verbal,CS Domain
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Q2. 2 coding questions
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Q1. Ask about projects and real world thinking about projects
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Q2. Some basic data preprocessing part of my project.
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Q1. What is handler looper in Android?
Ans. 
Handler Looper in Android is a class used to handle messages and run tasks on a specific thread.
• Handler Looper is used to manage a queue of messages and execute them on a specific thread.

• It works in conjunction with Handler and Message classes to send and process messages.

• Looper.loop() method is used to start the message loop for a thread.

• Example: Creating a new Handler with a Looper from the main thread to post messag
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Q1. What are hooks, event loop usecontext api
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Q2. What is aggregator
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