Kyrion Technologies Web Developer Interview Questions and Answers

Q1. They have asked about my resume or working experience. how i implemented those features
Add your answer
Q2. Merge 2 array and sort in ascending order in JS, use Effect Hooks, Debouncing, Throttling, about API integration, how u fetched and make faster API call.
Add your answer

Q1. Javascript object manipulation based coding question
Add your answer
Q2. React based verbal questions
Add your answer

Q1. What is memoization in react
Ans. 
Memoization is a technique used to optimize performance by storing the results of expensive function calls and returning the cached result when the same inputs occur again.
• Memoization helps to avoid redundant calculations by storing the results of function calls.

• It can be implemented using libraries like 'memo' in React or manually by storing results in a cache.

• Memoization is commonly used in React to optimize renderin...read more
Answered by AI
Add your answer
Q2. Promise vs promise all
Ans. 
Promise is used for asynchronous operations with a single result, while Promise.all is used for handling multiple promises simultaneously.
• Promise is used for handling asynchronous operations with a single result

• Promise.all is used for handling multiple promises simultaneously

• Promise.all waits for all promises to resolve or any one to reject
Answered by AI
Add your answer
Q3. Minimum sum path
Add your answer
Q4. React Vs Angular
Ans. 
React is a lightweight library for building user interfaces, while Angular is a full-fledged framework with more features and conventions.
• React is more flexible and allows for more control over the code structure.

• Angular provides more out-of-the-box features like routing, forms, and HTTP client.

• React is easier to learn for beginners due to its simplicity.

• Angular has a steeper learning curve but offers more built-in too...read more
Answered by AI
Add your answer
Q5. In what cases will you use Promise.all
Ans. 
Promise.all is used to handle multiple promises concurrently and wait for all of them to resolve.
• Use Promise.all when you need to make multiple asynchronous calls and wait for all of them to complete before proceeding.

• It is useful for scenarios like fetching data from multiple APIs and processing them together.

• Example: Promise.all([fetch('url1'), fetch('url2')]).then(responses => { // handle responses })
Answered by AI
Add your answer

Q1. Situational questions
Add your answer
Q2. Questions related to day to day work
Add your answer

Q1. Javascript questions
Add your answer
Q2. Have idea how to fetch Data from an API
Ans. 
Yes, by using AJAX or Fetch API to make a request to the API endpoint and handle the response data.
• Use AJAX or Fetch API to make a request to the API endpoint

• Handle the response data by parsing it in JSON format

• Display the fetched data on the front end as needed
Answered by AI
Add your answer
Q3. React Question basics not hard
Add your answer

Api Call with pagination support, Card with button.

Same , Just changed the difficulties

Round was of about 60 minutes and various sections were there like quants , logical reasoning , pseudo code , verbal ability . You need to be fast to do it properly . There are 60 questions and cutoff was about 51 in my college

Q1. Describe about yourself
Add your answer
Q2. 3 dsa questions were asked of easy level
Add your answer
Q3. Interviewer asked me about react js and i told him i didn't know about it , and my projects were on ML. So he asked me sql questions
Add your answer