Catalyser Eduventures Head/VP/GM-Marketing Interview Questions and Answers

Q1. Basic question of javascript like temporal dead zone, hoisting
Add your answer
Q2. Basic of sql and mongo
Add your answer

Q1. Logic bluiding question
Add your answer
Q2. 2 leet code quesztion
Add your answer

Q1. Slaray negotiation
Add your answer

Asking the dp and tree and other

Q1. Asking the project based question and
Add your answer

Q1. Some question asking base on cultural base and resume based
Add your answer

Question on Linked list. array and string manipulation.

Q1. Tell me about your project?
Ans. 
Developed a web application for tracking personal fitness goals and progress.
• Used React.js for front-end development

• Implemented RESTful APIs using Node.js and Express for back-end functionality

• Utilized MongoDB for database management
Answered by AI
Add your answer
Q2. What is useState, useEffect, useRedux?
Ans. 
useState, useEffect, useRedux are hooks in React for managing state and side effects.
• useState is a hook used for managing state in functional components.

• useEffect is a hook used for handling side effects in functional components.

• useRedux is not a built-in hook, but a common convention for using Redux with React.
Answered by AI
Add your answer
Q3. Tell me the changes too place in 2015 EcMascript?
Ans. 
In 2015, EcmaScript 6 (ES6) was released with significant updates and new features.
• Introduction of let and const for block-scoped variables

• Arrow functions for more concise syntax

• Classes for object-oriented programming

• Template literals for string interpolation

• Enhanced object literals and destructuring assignments
Answered by AI
Add your answer
Q4. Explain the flow about how API works?
Ans. 
API works by allowing different software applications to communicate with each other through a set of rules and protocols.
• API receives a request from a client application

• API processes the request and interacts with the server

• API sends back a response to the client application

• Examples: REST API, SOAP API
Answered by AI
Add your answer

Number system,30 min duration

Q1. What is promises
Ans. 
Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used in JavaScript to handle asynchronous operations.

• They can be in one of three states: pending, fulfilled, or rejected.

• Promises can be chained together using .then() to handle success or failure.

• They help avoid callback hell and make asynchronous code more readable.

• Example: const myPromise = new Promise((res
Answered by AI
View 1 more answer
Q2. What is html and css

Ans. 

HTML and CSS are languages used for creating and styling web pages.

• HTML (Hypertext Markup Language) is used for structuring content on a web page.

• CSS (Cascading Style Sheets) is used for styling the appearance of the content.

• HTML uses tags like

  for paragraphs and for images.

• CSS can change colors, fonts, layout, and more on a web page.

View 1 more answer