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I applied via Company Website and was interviewed before Jul 2023. There was 1 interview round.
useState is a hook in React that allows functional components to have state.
useState is a React hook used in functional components to manage state.
It returns an array with the current state value and a function to update that value.
Example: const [count, setCount] = useState(0);
useEffect is a hook in React that allows performing side effects in function components.
Used in React functional components to perform side effects
Executes after render and after every update
Can be used to fetch data, subscribe to events, update the DOM, etc.
Redux is a predictable state container for JavaScript apps. It helps manage the state of an application in a centralized way.
Redux is a state management library commonly used with React.
It allows for a single source of truth for the state of an application.
Actions are dispatched to update the state, and reducers specify how the state changes in response to actions.
Redux DevTools can be used to track state changes and d...
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String , Array ,Collection framework related questions.
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Abstract class can have both abstract and non-abstract methods, while interface can only have abstract methods.
Abstract class can have method implementations, while interface cannot.
A class can implement multiple interfaces, but can only inherit from one abstract class.
Interfaces are used to define contracts for classes to implement, while abstract classes are used to provide a common base for subclasses.
Example: Abstr...
I applied via Company Website and was interviewed in Jul 2023. There were 4 interview rounds.
I have given the coding test in python language. Out of 5 questions, we have to attain a minimum of 3 questions.
I applied via Job Fair and was interviewed in Oct 2024. There were 2 interview rounds.
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Dijkstra's algorithm is a graph search algorithm that finds the shortest path between nodes in a graph.
Dijkstra's algorithm uses a priority queue to select the node with the smallest distance from the start node.
It maintains a list of tentative distances to each node and updates them as it explores the graph.
The algorithm is commonly used in routing and network protocols to find the shortest path between nodes.
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