Medallia Technical Analyst Interview Questions and Answers

Coding puzzle on hacker rank

Q1. Explain redux toolkit
Ans. 
Redux Toolkit is an official, opinionated, batteries-included toolset for efficient Redux development.
• Includes utilities like createSlice, createAsyncThunk, and createEntityAdapter for easier Redux setup

• Reduces boilerplate code and simplifies common Redux patterns

• Encourages best practices and helps developers write more maintainable code
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Q2. Explain use memo hook
Ans. 
memo hook is a React hook used for optimizing performance by memoizing the result of a function
• Memo hook is used to prevent unnecessary re-renders by caching the result of a function

• It is useful when a component re-renders frequently with the same props

• Example: const memoizedValue = useMemo(() => computeExpensiveValue(a, b), [a, b])
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Why are you here and why amazon

60 mins logic based round here

Q1. Why do you wanna join cars24?
Ans. 
I want to join cars24 because of its innovative approach to the automotive industry and the opportunity to work with a dynamic team.
• Innovative approach to the automotive industry

• Opportunity to work with a dynamic team

• Excited about the potential for growth and learning opportunities
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Q1. Tell me about your experience?
Ans. 
I have over 5 years of experience in software development, specializing in backend technologies.
• Developed scalable backend systems using Java and Spring framework

• Led a team of developers in implementing microservices architecture

• Worked on optimizing database queries for improved performance
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Apptitude test was taken on hackerearth platform

Q1. Why we want to hire you
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Q2. Why we should not hire you
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Q1. Mostly DS Algo questions in round 1.
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Q2. Problem solving skills are checked here.
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Q1. Common interview questions. Technical questions and general questions.
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It was given share market sell and purchase stocks of company. need to execute those buy stocks if anyone is selling less than or equal to price, similarly for sell stock

Q1. Machine coding evaluation round
Ans. Evaluated on the basis of code. but code not give working code.
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