#20daysoffrontendinterviewprep search results
Day 6 of #20daysofFrontendInterviewPrep🔎 Q) What is useState() in React? useState() is a React Hook that allows functional components in React to manage and update their own local state. It's like a special function that gives you a state variable and a function to update that…
Day 10 of #20daysofFrontendInterviewPrep 🔎👇 Q) What is the difference between null and undefined? In JavaScript, null and undefined are both special values that represent the absence of a meaningful value, but they are used in slightly different contexts. - undefined: When a…
Day 11 of #20daysofFrontendInterviewPrep 🔎👇 Q) How do you handle errors in javascript? Handling errors in JavaScript is crucial for writing robust and reliable code. There are several mechanisms to deal with errors in JavaScript: - Global Error Handling: • Use…
Day 17 of #20daysofFrontendInterviewPrep Q) Explain the concept of event delegation in JavaScript. Event delegation is a programming pattern in JavaScript where a single event listener is used to manage all occurrences of a particular event type for multiple elements, usually…
Day 15 of #20daysoffrontendinterviewprep 🔎👇 Q) Discuss the concept of the CSS box model and its components. How does it impact the layout of elements on a webpage? The CSS box model is a fundamental concept that describes the layout of elements on a webpage. It consists of…
I'm compiling my Frontend Interview Preparation series (#20DaysOfFrontendInterviewPrep) series into a document with a few additional questions. If you want access to it, please comment "Interested" under this post.
Here is the link for the document which contains all the content of the #20daysofFrontendInterviewPrep combined: docs.google.com/document/d/11M…
Day 7 of #20daysofFrontendInterviewPrep 🔎 Q) Explain React Lifecycle Methods vs. Effects React Lifecycle Methods: Imagine a React component as a machine with different parts that move and work together. In the past, React used something called "lifecycle methods" to control…
Day 3 of #20daysofFrontendInterviewPrep Q) What is the difference between synchronous and asynchronous JavaScript? Synchronous and asynchronous in JavaScript refer to how code is executed and how tasks are handled in relation to the event loop. - Synchronous JavaScript: • In…
Day 4 of #20daysofFrontendInterviewPrep 🔎 Q) FlexBox vs Grid Layout (in CSS) What would you use and why? Both Flexbox and CSS Grid are powerful layout systems in CSS, but they have different use cases and are designed to solve different layout challenges. My choice between…
Day 20 of #20daysofFrontendInterviewPrep Q) Describe the concept of scope in JavaScript. In JavaScript, scope is like a set of rules that determines where in your code you can use or change a variable. There are two main types of scope: - Global Scope: Variables declared…
Day 9 of #20daysofFrontendInterviewPrep Q) What is the difference between React & React Native? React (React.js): - Used for building websites and web applications. It uses regular web components like <div> and <input>. - Styling is typically done with CSS. Development…
I don't miss days💁♀️ see y'all tomorrow on the 18th day of #20daysofFrontendInterviewPrep :)
Day 8 of #20daysofFrontendInterviewPrep 🔎 Q ) What is responsive web design, and how does it differ from mobile-first design? Responsive web design is an approach to web development that aims to ensure a seamless and consistent user experience across various devices and screen…
Day 12 of #20daysofFrontendInterviewPrep 🔎👇 Q) How is React Router different from Conventional Routing? React Router: React Router is a powerful navigation library tailored for single-page applications (SPAs) in React. Employing a declarative and component-based approach,…
Day 16 of #20daysofFrontendInterviewPrep 🔎👇 Q) What is JSX in React, and how is it different from HTML? First of all, let's understand, What is JSX? JSX is a way to write code in React that looks a lot like HTML. It lets you describe how things should look in your web app.…
Hey everyone, today marks the conclusion of #20daysofFrontendInterviewPrep. 🙏 I am truly grateful to each of you for being a part of this journey. Whether you gained a single new insight or absorbed numerous learnings in these 20 days, I appreciate your involvement. Thank you…
Day 19 of #20daysofFrontendInterviewPrep Q) Discuss the purpose of the Document Object Model (DOM) in web development. The Document Object Model (DOM) in web development serves as a programming interface for web documents. It represents the structure of a document as a tree of…
Day 18 of #20daysoffrontendinterviewprep Q) Discuss the advantages and disadvantages of using CSS frameworks. Advantages: - Faster Building Blocks: CSS frameworks provide pre-made building blocks (like buttons, forms, and layouts) that save time. Instead of starting from…
Day 1 of #20daysofFrontendInterviewPrep🚀 Q) How does the CSS position property work? The CSS position property is used to control the positioning of an element within its containing element. There are primarily 4 types: - Static - Relative - Absolute - Fixed Static This is…
Day 2 of #20daysofFrontendInterviewPrep🚀 Q) How do you declare variables in JavaScript, and what's the difference between let and const? In JavaScript, we can declare variables using three keywords: - var - let - const var: - var is the oldest way to declare variables in…
Day 6 of #20daysofFrontendInterviewPrep🔎 Q) What is useState() in React? useState() is a React Hook that allows functional components in React to manage and update their own local state. It's like a special function that gives you a state variable and a function to update that…
Day 10 of #20daysofFrontendInterviewPrep 🔎👇 Q) What is the difference between null and undefined? In JavaScript, null and undefined are both special values that represent the absence of a meaningful value, but they are used in slightly different contexts. - undefined: When a…
Day 11 of #20daysofFrontendInterviewPrep 🔎👇 Q) How do you handle errors in javascript? Handling errors in JavaScript is crucial for writing robust and reliable code. There are several mechanisms to deal with errors in JavaScript: - Global Error Handling: • Use…
Day 15 of #20daysoffrontendinterviewprep 🔎👇 Q) Discuss the concept of the CSS box model and its components. How does it impact the layout of elements on a webpage? The CSS box model is a fundamental concept that describes the layout of elements on a webpage. It consists of…
Day 17 of #20daysofFrontendInterviewPrep Q) Explain the concept of event delegation in JavaScript. Event delegation is a programming pattern in JavaScript where a single event listener is used to manage all occurrences of a particular event type for multiple elements, usually…
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