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Hooks are functions that allow developers to use state and other React features in functional components.
Hooks were introduced in React 16.8
They allow functional components to have state and lifecycle methods
Examples of hooks include useState, useEffect, useContext
useState is a hook in React that allows functional components to have state.
useState is a hook provided by React for managing state in functional components.
It returns an array with two elements - the current state value and a function to update that value.
Example: const [count, setCount] = useState(0);
Axios is a popular library for making HTTP requests in JavaScript, while fetch is a built-in browser API.
Axios is a third-party library that works on both client and server side, while fetch is a browser API that only works on the client side.
Axios has built-in support for handling request and response interceptors, while fetch requires more manual handling.
Axios has better error handling and response validation compar...
React has three main lifecycle phases: Mounting, Updating, and Unmounting.
Mounting: Component is created and inserted into the DOM.
Updating: Component is re-rendered when props or state change.
Unmounting: Component is removed from the DOM.
I applied via Approached by Company and was interviewed in Jul 2023. There were 3 interview rounds.
I applied via Newspaper Ad and was interviewed in Aug 2022. There were 3 interview rounds.
Basic subjet knolowege short ans questions
Effective methods for controlling students and improving academic performance.
Establish clear rules and expectations from the beginning of the course.
Use positive reinforcement and praise good behavior.
Provide individual attention and support to struggling students.
Offer extra credit opportunities and additional resources for improvement.
Communicate regularly with students and provide constructive feedback.
Utilize tech...
I applied via campus placement at Institute of Technical Education and Research, Bhuvaneshwar and was interviewed before Apr 2023. There were 2 interview rounds.
It was good so faar I liked the environment
Time Legend It And Hr Consulting Solutions interview questions for popular designations
Top trending discussions
posted on 5 Dec 2024
I applied via LinkedIn and was interviewed in Nov 2024. There were 4 interview rounds.
One python coding(easy) and django ORM queries
I applied via Naukri.com and was interviewed in Oct 2024. There were 4 interview rounds.
Promises and callback functions are used in Node.js for handling asynchronous operations.
Callback functions are functions passed as arguments to another function to be executed later.
Promises are objects representing the eventual completion or failure of an asynchronous operation.
Example of callback function: fs.readFile('file.txt', (err, data) => { if (err) throw err; console.log(data); });
Example of promise: const re...
Middleware is a function that has access to the request and response objects in Node.js, and can modify or terminate the request-response cycle.
Middleware functions can perform tasks like logging, authentication, error handling, etc.
They are executed sequentially in the order they are defined in the code.
Example: Express.js uses middleware to handle requests before they reach the route handler.
Find the second largest elements in an array
Student crud operations
Event loop is a mechanism in Node.js that allows asynchronous operations to be executed non-blocking.
Event loop is responsible for handling asynchronous operations in Node.js.
It allows Node.js to perform non-blocking I/O operations.
Event loop continuously checks the event queue for new events to execute.
Event loop helps in efficient handling of multiple concurrent operations in Node.js.
posted on 31 Jul 2024
Question trends in customer service are constantly evolving based on customer needs and technological advancements.
Stay updated on industry trends through research and training
Adapt communication style to match current trends (e.g. chatbots, social media)
Utilize data analytics to understand customer preferences and behavior
Provide personalized and efficient service to meet evolving customer expectations
posted on 10 Jan 2025
I applied via LinkedIn and was interviewed in Dec 2024. There were 2 interview rounds.
Draft an email about how will you convence a client.
I am a dedicated insurance advisor with 5 years of experience in the industry, specializing in motor insurance policies.
5 years of experience in the insurance industry
Specialize in motor insurance policies
Dedicated and customer-oriented approach
Strong knowledge of insurance regulations and policies
Basic level questions array string topics
Easy level questions
I applied via Naukri.com and was interviewed in Apr 2024. There were 2 interview rounds.
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