VVDN Technologies Production Engineer Interview Questions and Answers for Experienced

Q1. Very good. Very good. Very good Very good
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Q2. Tell me the technologies that I'm aware of and my previous experiences.
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Dsa,oops,seo,reactjs,node js

Q1. What is seo and how it was used
Ans. 
SEO stands for Search Engine Optimization, which is the practice of increasing the quantity and quality of traffic to your website through organic search engine results.
• SEO involves optimizing your website content, meta tags, and backlinks to improve its visibility on search engines like Google.

• Keywords play a crucial role in SEO, as they help search engines understand the relevance of your content to users' search que...read more
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Q2. What is event loop
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Event loop is a mechanism in programming that allows for asynchronous execution of code by continuously checking for and handling events.
• Event loop is commonly used in JavaScript to handle asynchronous operations.

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

• Event loop continuously checks the event queue for new events and executes them in a sequential manner.

• Example: setTimeout ...read more
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Palindrom test with binary search algo

Trapping rain water test with leetcode

Q1. Ctc culture fit and other diwcussion
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Data structure and algos basic

Data structure and algos intermediate

Topic was avengers and it was for 30 mins out of 10, 1 gets selected

Q1. 1 hr JAVA interview
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Q2. From core to advanced
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Q1. 30 mins HR round about family etc.
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Aptitude and DSA questions majorly from GFG

3 coding questions moderate to hard difficulty

Q1. Coding questions of previous round, DS ,basic OOP and SQL
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Q1. Standard HR questions like tell me about yourself
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General aptitude questions

Dsa and oops basixs 4 pillars, etc

Q1. What is html and why do we use it
Ans. 
HTML is a markup language used for creating and structuring web pages.
• HTML stands for HyperText Markup Language

• It is used to create the structure and content of web pages

• HTML uses tags to define elements such as headings, paragraphs, images, links, etc.

• Example: <h1>This is a heading</h1>
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Q2. Html is a markup language
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It was some tricky question