Iris Software Frontend Developer Intern Interview Questions and Answers

Q1. Interceptors, guards, forms
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Q2. Angular lifecycle hooks, Aot compolation
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Q1. All basic and advance concept questions on javascript.
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Q2. React hooks and scenario based questions.
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Q1. They asked basic functionalities in react
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Q2. Like what is redux and virtual DOM
Ans. 
Redux is a state management library for JavaScript applications, while virtual DOM is a lightweight copy of the actual DOM used for efficient rendering in React.
• Redux is used to manage the state of an application in a predictable way.

• It helps in maintaining a single source of truth for the state of the application.

• Virtual DOM is a lightweight copy of the actual DOM used by React to improve performance.

• It allows React t...read more
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Reactive form with 2 fields and closure function Array function

2 problems, coding problems, java script

Q1. React version, redux middleware
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Q1. Basic angular questions,
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Q2. JavaScript ES6 Features
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Q1. React Lifecycle Methods
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Todo list with Search functionality using react, 45 mins

Q1. What is call and apply in JS
Ans. 
call and apply are methods in JS used to invoke a function with a specified 'this' value and arguments.
• call() method is used to invoke a function with a specified 'this' value and arguments provided individually

• apply() method is used to invoke a function with a specified 'this' value and arguments provided as an array

• Both methods are used to borrow methods from other objects, and to set the 'this' value explicitly
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