Caw Studios Interview Questions and Answers

Just gave me an assignment based on reactjs where have to implement cart, order approval, print the list of items, product edit modal (quantity & price) and search features.

Q1. Service Worker vs Web Workers in JS
Ans. 
Service Worker runs in the background and handles network requests, while Web Workers run scripts in parallel to the main thread.
• Service Worker is used for caching and handling network requests in the background.

• Web Workers are used for running scripts in parallel to the main thread to improve performance.

• Service Workers can intercept and cache network requests, making web apps faster and more reliable.

• Web Workers can ...read more
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Q2. Hoisting in JS, Closures, Temporal Dead Zone, Hooks: useRef, useMemo and useCallback and custom hooks in reactjs
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Q1. SSR, CSR in NextJS, how does it work internally and many advance questions
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Q1. Kadane Algorithm
Ans. 
Kadane Algorithm is used to find the maximum subarray sum in an array.
• Iterate through the array and keep track of the maximum sum ending at each index.

• Reset the sum to 0 if it becomes negative, as a negative sum will never contribute to the maximum subarray sum.

• Return the maximum sum found during the iteration.
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Q2. DFS Question on string
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Round one was coding based , 2 technical interviews

Q1. Basic merge sort
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Q2. And question related to dp and trees
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Q1. Manual testing question
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Q2. Manual testing questions
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Q1. Manual testing questions
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