Espire Infolabs Senior Software Engineer Interview Questions and Answers for Experienced

Q1. They specifically didn’t asked any questions by looking at my strong resume but just asked me if to come Hyderabad for training of a month
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Q1. Java related questions core java
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Q1. Explain promise in js
Ans. 
Promises in JavaScript are objects that represent the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations such as fetching data from an API or reading a file.

• They provide a cleaner and more readable way to write asynchronous code compared to using callbacks.

• Promises have three states: pending, fulfilled, or rejected.

• They can be chained together using methods l...read more
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Q2. Explain setTimeout()
Ans. 
setTimeout() is a function in JavaScript that allows you to delay the execution of a function for a specified amount of time.
• setTimeout() takes two parameters: a function to be executed and a delay time in milliseconds

• The function passed to setTimeout() is executed once after the specified delay

• setTimeout() returns a unique identifier (timeout ID) that can be used to cancel the execution of the function using clearTime...read more
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Reasoning Aptitude Test and some logical questions

Q1. Basic Java Questions of java 8, Collection, SpringBoot annotations, hibernate and jpa annotations,
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Q1. Java 8, Logical question
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Q1. Client interview about previous projects
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Q2. Scenario based solution design explanation
Ans. 
Scenario-based solution design involves identifying and addressing potential issues in a given situation.
• Identify the problem or challenge presented in the scenario

• Consider possible solutions and their potential outcomes

• Evaluate the feasibility and effectiveness of each solution

• Select the best solution and develop a plan for implementation

• Continuously monitor and adjust the solution as needed
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