VVDN Technologies Junior Engineer Interview Questions and Answers for Experienced

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
Ans. 
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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Geomentry,trigomentry

Q1. How to check the radius of a circle
Ans. 
To check the radius of a circle, measure the distance from the center to any point on the circumference.
• Use a ruler or measuring tape to measure the distance from the center of the circle to any point on the circumference.

• The measured distance is the radius of the circle.

• For example, if the measured distance is 5 cm, then the radius of the circle is 5 cm.
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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

Palindrom test with binary search algo

Trapping rain water test with leetcode

Q1. Ctc culture fit and other diwcussion
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