Ascend Bizcap Junior Software Developer Interview Questions, Process, and Tips

The company gave me an assignment "Make a task board" with dnd

Q1. What is hoisting
Ans. 
Hoisting is a JavaScript mechanism where variable and function declarations are moved to the top of their containing scope during compilation.
• Variable and function declarations are hoisted to the top of their scope.

• Only declarations are hoisted, not initializations.

• Function declarations take precedence over variable declarations.
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Q2. How to perform asynchronous tasks in javaScript
Ans. 
Asynchronous tasks in JavaScript allow for non-blocking operations, improving performance and user experience.
• Use callbacks, promises, or async/await to handle asynchronous tasks

• Callbacks: Functions passed as arguments to be executed once the task is complete

• Promises: Objects representing the eventual completion or failure of an asynchronous operation

• Async/await: Syntactic sugar for promises, making asynchronous code l...read more
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Q3. Make a counter in react
Ans. 
Create a counter in React using state
• Create a functional component

• Use the useState hook to initialize a count state variable

• Render the count variable in the component's JSX

• Add buttons to increment and decrement the count
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Q4. What is React Hook
Ans. 
React Hook is a feature in React that allows functional components to have state and lifecycle methods.
• React Hook is a way to use state and other React features in functional components.

• It allows you to use state and lifecycle methods without writing a class component.

• Hooks are functions that let you 'hook into' React state and lifecycle features.

• Example: useState() is a Hook that allows you to add state to a functiona
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Q5. Some question on assignment.
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