ZestMoney Site Reliability Engineer Lead Interview Questions and Answers

Scenarios base conding round

Questions on strings in javascript.
Basic javascript and typescript.

Q1. Questions on cloud technologies
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Q1. Cultural fit and salary related discussion
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For fresher, you need a basic knowledge of collection and string manipulating.

Project related they will ask you how API works, what's the flow of your application how you implement such kind of questions they may ask

Questions like if 2 persons are doing one work how fast will it be completed if 3 people are doing the same job

Q1. It was completely on JAVA
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Q1. Where do you see yourself in 5 years
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Q1. Java basics - oops , multi-threading, collections, hashmap implementation
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Q2. Sql questions basic
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Q1. Java questions and some scenario based questions
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Q2. Regarding file reading and writing
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Q3. Microservices and spring boot basics
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Q1. Javascript question
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Q2. Few javascript coding questions
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Q1. Technical questions
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A topic was assigned, and we need to present our perspectives.

A case study was provided about a company's sales and growth.

Q1. Were the questions primarily focused on personal achievements and future aspirations?
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Q1. Find connected components in a graph
Ans. 
Use Depth First Search (DFS) to find connected components in a graph
• Start by initializing all vertices as unvisited

• Iterate through each vertex and perform DFS to find connected components

• Keep track of visited vertices to avoid revisiting

• Example: For a graph with vertices {A, B, C} and edges {(A, B), (B, C)}, the connected components are {A, B, C}
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Q1. Design chess game
Ans. 
Design a chess game with proper board setup, piece movements, and win conditions.
• Create a 8x8 grid to represent the chess board

• Assign initial positions to each type of chess piece (pawn, rook, knight, bishop, queen, king)

• Implement rules for each piece's movement (e.g. pawn moves forward, rook moves horizontally/vertically)

• Check for valid moves and capture opponent's pieces

• Implement win conditions (checkmate, stalemate)

• ...read more
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Technical sql questions

Oops concept and sql db questions

Q1. Dependency injection
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