IDP Education Limited UI Developer Interview Questions and Answers

Q1. What makes you a suitable candidate for this position?
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Q2. Where do you envision yourself in five years?
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Medium to hard level DSA from leetcode

Medium to hard level DSA from leetcode

Q1. General HR questions.
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Basic numeric ability and reasoning

Easy to medium level problems of dsa

Q1. It was one and a half hour long round basically what ever your have written down on your resume they will ask you
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Q1. Explain about Android lifecycle
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Android lifecycle refers to the series of states that an activity or fragment goes through from creation to destruction.
• Android lifecycle includes states like onCreate, onStart, onResume, onPause, onStop, onDestroy, etc.

• Activities and fragments transition between these states based on user interactions and system events.

• Understanding Android lifecycle is crucial for managing resources, saving state, and handling config...read more
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Q2. Explain about fragment lifecycle
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Fragment lifecycle refers to the series of events that occur in the lifespan of a fragment in an Android app.
• Fragments go through various states like created, started, resumed, paused, stopped, and destroyed.

• Fragment lifecycle methods include onCreate(), onCreateView(), onResume(), onPause(), onStop(), onDestroy(), etc.

• Fragment lifecycle is closely tied to the hosting activity's lifecycle.

• Understanding fragment lifecyc...read more
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Basic project to fetch github user details and show it.

Q1. What are promises?
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Promises are commitments made by one party to another, ensuring that a certain action or outcome will be delivered.
• Promises involve a commitment to fulfill a specific task or obligation

• They are often made between individuals, organizations, or parties in a contract

• Breaking a promise can lead to trust issues and negative consequences

• Examples include promising to meet a deadline, keep a secret, or repay a debt
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Q2. What is the use of cors.
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CORS (Cross-Origin Resource Sharing) is a mechanism that allows resources on a web page to be requested from another domain outside the domain from which the resource originated.
• CORS is used to enable secure cross-origin requests in web browsers.

• It allows servers to specify who can access their resources.

• CORS is implemented using HTTP headers like Access-Control-Allow-Origin.

• It helps prevent cross-site request forgery ...read more
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Q3. Output questions based on hoisting, closures and promises
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Q1. Tell me about your project?
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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
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Q2. What is useState, useEffect, useRedux?
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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.
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Q3. Tell me the changes too place in 2015 EcMascript?
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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
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Q4. Explain the flow about how API works?
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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
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Q1. Two pointer questions
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Q2. Are you married
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