Vyapar Software Developer Interview Questions and Answers for Experienced

Q1. -SQL basics , HTML and basic javascript
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Q1. What is closure? Application and concept understanding
Ans. 
Closure is a function that captures the environment in which it was created, allowing it to access variables from that environment even after the function has finished executing.
• Closure allows a function to access variables from its outer scope even after the function has finished executing.

• It 'closes over' the variables from the outer scope, preserving their values.

• Example: function outerFunction() { let outerVar = 'I...read more
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Q2. What is event loop?
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Event loop is a mechanism that allows for asynchronous programming by handling and executing events in a loop.
• Event loop is a part of the runtime environment that listens for events and executes callback functions.

• It allows for non-blocking I/O operations by delegating tasks to the operating system.

• Event loop is commonly used in JavaScript for handling asynchronous operations like setTimeout, setInterval, and AJAX requ
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Q1. Past Experience and System Design
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Q1. DSA and System Design
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Q1. Past Experience and System Design
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It was on hacker rank. 2 questions easy to medium

Q1. Ask questions on trees
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Q2. Asked questions on OOPS
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Q1. Asked questions based on resume
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Q2. Asked some puzzles
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Q1. Questions were completely based on data structures and algorithm
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Q2. SQL based questions were also asked
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10 mcq, 2 dsa, 1 assignment question

Q1. Javascript basics
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Q2. Previous projects
Ans. 
Developed a web application for tracking inventory and sales data
• Used React for front-end development

• Implemented RESTful APIs for backend using Node.js

• Utilized MongoDB for database storage
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Q1. Behavorial questions
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25 questions , 1 hour

1 coding , 2 logical question

Q1. For loop , 2 logical
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Q2. About final year projrct
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Basics of aptitude questions like relation,train,boat, probability,number series , and so on...

String occurrence, array list

Q1. Man crossing a bridge
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Q2. Wrong label on the boxes
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The wrong label on the boxes can cause confusion and errors in the software development process.
• Ensure proper labeling of boxes to avoid confusion

• Double check labels before using them in the development process

• Communicate with team members to clarify any discrepancies in labeling
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