AK Technologies Front end Web Developer Interview Questions and Answers

Html,css,javascript,reactjs,php,laravel.bootstrap

Q1. Why we use reactjs? and javascript
Ans. 
ReactJS is used for building interactive user interfaces, while JavaScript is the programming language that powers web development.
• ReactJS allows for component-based architecture, making it easier to manage and update UI elements.

• ReactJS uses a virtual DOM for efficient rendering, improving performance.

• JavaScript is the language used to add interactivity and dynamic behavior to web pages.

• JavaScript is essential for cli...read more
Answered by AI
Add your answer
Q2. This is use fro single page web aplication or real time.
Add your answer

Q1. 1. What is redux? 2. What are useRefs
Ans. 
Redux is a predictable state container for JavaScript apps. useRef is a hook in React for accessing DOM nodes.
• Redux is a state management library for JavaScript applications

• It helps in managing the state of an application in a predictable way

• Redux follows a unidirectional data flow pattern

• useRef is a hook in React that allows accessing DOM nodes or any other mutable value

• It returns a mutable ref object that persists ac
Answered by AI
Add your answer
Q2. What is destructuring
Ans. 
Destructuring is a way to extract values from arrays or objects and assign them to variables.
• Destructuring can be used with arrays and objects

• It allows you to extract values and assign them to variables in a single line of code

• You can also use default values and rename variables during destructuring

• Example: const [a, b] = [1, 2]; // a = 1, b = 2

• Example: const {name, age: years} = {name: 'John', age: 30}; // name = 'Joh
Answered by AI
Add your answer

Q1. What is store in react
Ans. 
Store in React is a centralized state management system.
• Store holds the state of the application.

• It allows components to access and update the state.

• Redux is a popular store implementation for React.

• Context API is another built-in store in React.

• Store helps in managing complex state and makes debugging easier.
Answered by AI
Add your answer

Q1. What are states and props in React?
Ans. 
States and props are important concepts in React for managing and passing data between components.
• States are mutable data that can be changed within a component

• Props are read-only data passed from parent to child components

• States are managed within a component using setState() method

• Props are accessed using this.props in a component
Answered by AI
Add your answer
Q2. What is Virtual DOM
Ans. 
Virtual DOM is a lightweight copy of the actual DOM that allows for efficient updates and rendering in web applications.
• Virtual DOM is a concept used in frameworks like React to improve performance by minimizing direct manipulation of the actual DOM.

• When changes are made to the virtual DOM, a comparison is done with the actual DOM to determine the minimal updates needed for rendering.

• This process helps reduce the numbe...read more
Answered by AI
Add your answer
Q3. Build a fetch and filter component
Ans. 
A fetch and filter component for data retrieval and manipulation
• Use fetch API to retrieve data from an API endpoint

• Implement a filter function to manipulate the retrieved data based on user input

• Display the filtered data in the UI
Answered by AI
Add your answer

Javascript and React snippets

Q1. Tell me about yourself in terms of journey with your technical skills
Add your answer
Q2. What do you know about Angular and what features have you used in your project?
Add your answer
Q3. What features of HTML have you used?
Ans. 
I have used features like semantic tags, forms, tables, and multimedia elements in HTML.
• Semantic tags like

  ,

• Forms for user input with

  , ,

• Tables for organizing data with

  , ,

  Multimedia elements like ,
Answered by AI
Add your answer
Q4. What is flex in CSS?
Ans. 
Flex in CSS is a layout module that allows elements to align and distribute space within a container.
• Flexbox is used for creating flexible and responsive layouts.

• It allows for easy alignment and distribution of elements within a container.

• Flex properties include flex-direction, justify-content, align-items, and flex-grow.
Answered by AI
Add your answer
Q5. What are various things available in flex? What is hoisting? What are function expressions?
Ans. 
Flex is a CSS layout model that allows responsive and flexible design. Hoisting is a JavaScript behavior where variable and function declarations are moved to the top of their scope. Function expressions are anonymous functions assigned to variables.
• Flex is used for creating responsive and flexible layouts in CSS.

• Hoisting in JavaScript moves variable and function declarations to the top of their scope.

• Function expressi...read more
Answered by AI
Add your answer

HTML CSS javascript jQuery

About mental ability questions coding decoding

About AI Artificial intelligence

Online lecture is not good .it was randim topic

Q1. Telk me about youself Future plan
Ans. 
I am a dedicated and experienced Front Office Executive with a passion for providing excellent customer service.
• I have 5 years of experience in managing front desk operations and handling customer inquiries.

• I am skilled in using various software and tools to efficiently manage appointments, reservations, and guest requests.

• I have a strong attention to detail and can effectively multitask in a fast-paced environment.

• I a...read more
Answered by AI
Add your answer
Q2. Wht hdfc?why not othrt jobs
Ans. 
I chose HDFC because of its strong reputation and growth opportunities.
• HDFC has a strong reputation in the banking industry.

• HDFC offers excellent career growth opportunities.

• I believe HDFC aligns with my skills and interests.

• I value the work culture and values of HDFC.

• HDFC provides comprehensive training and development programs.
Answered by AI
Add your answer

Aptitude tests will test your ability to perform tasks and react to situations at work.

Coding tests are programming assessment tools used to objectively evaluate a candidate's programming skills across parameters such as problem-solving, coding aptitude, and de-bugging.

Companies use assessment tests to make good hiring decisions, often during the early parts of the interview process.