GetMyUni UI Developer Interview Questions and Answers

Q1. Tell me about your self
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Q2. Why should I hire u
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Q3. How much salary ru expecting
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Q1. Hoisting in javascript
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Q1. Difference between useMemo and useCallback ?
Ans. 
useMemo is used to memoize a value, while useCallback is used to memoize a function.
• useMemo is used to memoize a computed value and recompute it only when its dependencies change.

• useCallback is used to memoize a callback function and prevent unnecessary re-renders.

• Example: useMemo can be used to memoize the result of a complex computation, while useCallback can be used to memoize an event handler function.
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Q2. How we do error handling in js ?
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Error handling in JavaScript involves using try-catch blocks, throwing errors, and using error objects.
• Use try-catch blocks to catch errors and handle them gracefully

• Throw errors using the throw keyword to indicate when something goes wrong

• Use error objects like Error, SyntaxError, TypeError, etc. to provide more information about the error

• Handle asynchronous errors using promises and the .catch() method
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Q3. What is Promises ? Write a Polyfill of Promise.all()
Ans. 
Promises are objects representing the eventual completion or failure of an asynchronous operation.
• Promises are used to handle asynchronous operations in JavaScript.

• Promise.all() takes an array of promises and returns a single promise that resolves when all of the input promises have resolved.

• A polyfill for Promise.all() can be implemented using a combination of Promise and Array.prototype.reduce().
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Frontend assignment make the CRUD application using of reactj.s

Q1. Very Polite in nature and good human
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Q2. Some basic Hr question and telephonic tech round
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Q1. Video tech round by Technical hr team
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Q1. All the question are basic and some output based Js question no any practical question base on react and node
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Q2. The interviewer voice is too slow as you can guess very average communication skills .They are asking for question from sheet provided by seniors .make it seems like they aren't well prepared for conductin...read more
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Q1. How does your experience align with the role?
Ans. 
My experience in sales includes exceeding targets, building strong client relationships, and implementing successful sales strategies.
• Exceeded sales targets by 20% in my previous role

• Built and maintained strong relationships with key clients, resulting in repeat business

• Implemented a new sales strategy that increased revenue by 30%
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Q2. How did you achieve your targets?
Ans. 
I achieved my targets through strategic planning, effective communication, and consistent follow-up.
• Set clear and achievable goals

• Developed a detailed sales plan

• Regularly communicated with clients to understand their needs

• Followed up on leads and opportunities

• Analyzed sales data to identify trends and adjust strategies accordingly
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Q1. Explain angular life cycle hook
Ans. 
Angular life cycle hooks are methods that allow you to tap into specific points in a component's life cycle.
• ngOnChanges: Called when an input property changes

• ngOnInit: Called once after the component is initialized

• ngOnDestroy: Called before the component is destroyed

• ngAfterViewInit: Called after the component's view has been initialized
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Q1. How to make responsive image using html do not use css nd bootstrap
Ans. 
Use the 'srcset' attribute in the 'img' tag to make images responsive without using CSS or Bootstrap.
• Use the 'srcset' attribute in the 'img' tag to provide multiple image sources with different resolutions.

• Specify the 'sizes' attribute to define the layout breakpoints for different screen sizes.

• Include the 'width' attribute to help the browser determine the correct image size to display.

• Example: <img src='small.jpg'...read more
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Q2. What is different between html html 4 nd html 5
Ans. 
HTML5 introduced new features like semantic elements, audio/video support, canvas element, and improved form controls.
• HTML5 introduced new semantic elements like <header>, <footer>, <nav>, <article>, <section> for better structure and SEO.

• HTML5 added native support for audio and video elements, eliminating the need for third-party plugins like Flash.

• HTML5 introduced the <canvas> elem...read more
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Q1. What is html and css
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HTML is a markup language used for creating the structure of a web page, while CSS is a styling language used for designing the layout and appearance of a web page.
• HTML stands for HyperText Markup Language and is used to create the structure of web pages.

• CSS stands for Cascading Style Sheets and is used to style the layout and appearance of web pages.

• HTML uses tags to define elements like headings, paragraphs, images, ...read more
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Q2. Why we hire u
Ans. 
I have the skills, experience, and passion to contribute effectively to the team and help achieve the company's goals.
• Strong expertise in UI development technologies such as HTML, CSS, JavaScript, and frameworks like React

• Proven track record of delivering high-quality, user-friendly interfaces that meet business requirements

• Ability to collaborate effectively with cross-functional teams and adapt to new technologies and...read more
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