Nimap Infotech Interview Questions, Process, and Tips

I attended a walk-in interview on January 31, 2025. There was only one round, where the interviewer asked me several theoretical concepts related to JavaScript, including var, let, const, closures, promises, map, filter, reduce, and hoisting. He then asked me a few questions about React JS, such as "What is React?" and "What are hooks?" He also requested that I write the syntax for the useEffect hook. After that, he assigned me some coding tasks, which included finding the sum of an array, identifying the second largest number from array, filtering out the odd numbers from an array, and providing an example of the reduce method and filter method

Q1. Regression testing vs re-testing
Ans. 
Regression testing is testing the entire application after changes, while re-testing is testing specific areas that were previously found to have issues.
• Regression testing involves testing the entire application to ensure that new changes have not affected existing functionality.

• Re-testing focuses on testing specific areas that were previously found to have issues to ensure they have been fixed.

• Regression testing is ty...read more
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Q2. Agile methodology
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Q3. Test cases of ac
Ans. 
Test cases for AC (air conditioning) system
• Test the AC system in different temperature settings (low, medium, high)

• Test the AC system in different modes (cooling, heating, fan only)

• Test the AC system with different fan speeds

• Test the AC system for proper air flow and temperature control

• Test the AC system for noise levels

• Test the AC system for energy efficiency
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There was 4 coding question to be done using java with easy-medium difficulty and an SQL query medium level. The process was online

Q1. About my project and Technical concepts in Java Like Exception handling, Collection, Spring Boot, JDBC, etc
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Q2. Two basic coding questions will be asked which we should write it down on paper
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Q1. We should complete the given task of springboot like building APIs like get, post,put,post etc
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To create a movie application using React

Q1. Which technology you're familiar with
Ans. 
I am familiar with technologies such as Java, Python, SQL, HTML, CSS, and JavaScript.
• Java

• Python

• SQL

• HTML

• CSS

• JavaScript
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Q2. What is your current education
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Typical machine coding round for frontend developer.

Q1. Questions regarding machine coding which was mini project coded by me
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Q1. Finalizing the process and settling the package
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First round was coding + Mcq there are 6 basic coding question, 2 sql queries and some mcq’s related to technology which they required for position.

Q1. Abstract class vs interface
Ans. 
Abstract class is a class with some abstract methods while interface is a contract with no implementation.
• Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.

• A class can implement multiple interfaces but can inherit only one abstract class.

• Abstract classes can have constructors, fields, and properties, while interfaces cannot.

• Example: Abstract class - Animal wi...read more
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Q2. Star pattern program
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