Amaron Batteries Front end Developer Interview Questions and Answers

Aptitude, technical, coding test not sufficient time

Coding you have to do 2 problems it is included in the first round

Apti questions weree asked

Dsa questions asked by them

A Medium Range hard questions will be asked and we need to solve with in the given time

Asked 3 questions of hard we need to use any one of the given language to solve the questions

Q1. Be Confident and Have Deep understanding About The Job Which You Applied
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Q2. Are You Willing To relocate
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Q3. How You Will Manage The Work Load Pressure
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I manage work load pressure by prioritizing tasks, setting realistic deadlines, and taking breaks to avoid burnout.
• Prioritize tasks based on deadlines and importance

• Break down tasks into smaller, manageable chunks

• Set realistic deadlines and communicate with team members if needed

• Take short breaks to avoid burnout and maintain productivity
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Q4. How Will You solve An Issue If You Don;t know
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Related to the Javascript, 1 hour 10 minutes

Q1. 30 minutes with Managerial Round
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Q2. It's good company, working is smooth
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One coding, 40 technical mcq, 20-30 aptitude

Q1. Js, react questions
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Javascript programming language

Javascript programming languge

Q1. Caching Strategy
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Q2. What is micro Frontend architecture
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Micro Frontend architecture is an approach to building front-end applications by breaking them down into smaller, independently deployable units.
• Allows different teams to work on separate parts of the application

• Each micro frontend can be developed using different technologies

• Enables incremental upgrades and updates without affecting the entire application

• Can improve performance by loading only the necessary components

• ...read more
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Q3. Pure and impure pipes in angular
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Pure pipes in Angular are stateless and do not change the input data, while impure pipes can have side effects and change the input data.
• Pure pipes are used for simple transformations like formatting dates or numbers.

• Impure pipes are used for more complex transformations that require state or side effects.

• Pure pipes are faster and more efficient as they only run when a pure change to the input data is detected.

• Impure p...read more
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Q4. How to make singleton services multiton
Ans. 
Singleton services can be made multiton by maintaining a map of instances with unique keys.
• Create a map to store instances with unique keys

• Use a factory method to retrieve instances based on keys

• Ensure that only one instance is created per key
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Q5. What is dependency injection
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Dependency injection is a design pattern where components are given their dependencies rather than creating them internally.
• Allows for easier testing by injecting mock dependencies

• Promotes loose coupling between components

• Improves code reusability and maintainability

• Examples: AngularJS, Spring Framework
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20 MCQs on Aptitude & Quants, can google practice the questions

2 Questions of easy/medium level can select any language and code.

Q1. 40 MCQs on HTML/CSS and React (mainly class components)
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Q1. Discussion about my previous project
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Q2. Question on html, css, javascript & react
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Q3. Explain about promises
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Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained using .then() to handle success and .catch() to handle errors.

• Example: const myPromise = new Promise((resolve, reject) => { ... });
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Q4. Use state, context api
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Q5. Box modelling in css, css pre processors
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Box model in CSS refers to the way elements are rendered in a web page. CSS preprocessors like SASS or LESS help streamline CSS development.
• Box model in CSS includes content, padding, border, and margin.

• CSS preprocessors like SASS or LESS allow for variables, nesting, and mixins to be used in CSS.

• Example: box-sizing: border-box; in CSS changes the box model to include padding and border in the element's total width and
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