Operative Media Principal Software Engineer Interview Questions and Answers

Q1. One leetcode question on stack 2nd question - Print all the paths in a maze if a rat can go up down left and right.
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Q1. A scenario based question where a server interface was given which handed out jobs. We had to write a class in which we tell the current job we are waiting for acknowledgement. Also, on receiving acknowled...read more
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Q1. Half an hour round with the manager. Questions on java, spring, hibernate, multithreading. Also question on the current project who are working on in any organisation.
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Q1. Resume, coding questions
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Q2. Ds algo css questions based on time and space complexity
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Q1. Tell me about yourself, js input output questions
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Q2. System design, load balancer working
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Q1. Debounce Time implement
Ans. 
Debounce time is a programming technique to limit the rate at which a function is executed.
• Debouncing prevents a function from being called multiple times in quick succession.

• Commonly used in event handling, like button clicks or window resizing.

• Example: A search input that triggers an API call only after the user stops typing for a specified time.

• Implementation can be done using setTimeout in JavaScript.

• Debounce time
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Q2. Accordian Implement
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Q1. Nextjs, react js
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Q1. React Hooks , Virtual Dom , and other some basic ReactJS questions .
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Q2. JavaScript ES6 questions and some basic logical Coding questions .
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Q1. JavaScript advance questions such as - Promise , Async awit
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Q2. Logical Coding question and Events.
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Q3. OOPs Concepts and Functions.
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OOPs Concepts focus on encapsulation, inheritance, polymorphism, and abstraction. Functions are reusable blocks of code.
• OOPs Concepts include encapsulation, inheritance, polymorphism, and abstraction.

• Encapsulation involves bundling data and methods that operate on the data into a single unit.

• Inheritance allows a class to inherit properties and behavior from another class.

• Polymorphism enables objects to be treated as in...read more
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Q4. High order Component , Call back functions
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Was asked a React coding question to fetch data using an API and show it on UI, for a frontend developer role.

Q1. Was asked basic theoretical questions on React.
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Q2. Was asked output problems in JavaScript.
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Q1. Questions were asked on design patterns.
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Q2. Questions were asked to test basic understanding of how backend works.
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Q1. Asked Spring Boot and java
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Q2. Database question in deth
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Q1. Javascript basic question asked like closure hoisting some output based question
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Q1. React app optimization and advanced hooks
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