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Javascript

2 years ago

How would you approach writing a JavaScript function to identify the maximum sum of a contiguous subarray within an array of integers?

Frontend Engineer

Digital Extremes

Huawei

NaturalMotion

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2 years ago

Coding

2 years ago

Can you explain the queue data structure and its contrast to a stack, including a frontend engineering application?

Frontend Engineer

Digital Extremes

Wargaming.net

Kraken

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2 years ago

Coding

2 years ago

Demonstrate how to make a useIsMounted() hook in React that provides a boolean for a component's current mount state.

Frontend Engineer

Digital Extremes

Colossal Order

Lyft

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2 years ago

Javascript

2 years ago

Develop a JavaScript functional component that represents elements in a virtual DOM.

Frontend Engineer

Digital Extremes

Baidu

Funcom

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2 years ago

Javascript

2 years ago

How do you plan to traverse a binary tree vertically in JavaScript and print the nodes in each vertical column?

Frontend Engineer

Digital Extremes

miHoYo

Plarium

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2 years ago

Javascript

2 years ago

What steps would you follow in implementing undefinedToNull(), ensuring undefined values in an object become null?

Frontend Engineer

Digital Extremes

NortonLifeLock

Mailchimp

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2 years ago

Coding

3 years ago

Can you create a function that splits a color array into unique and duplicate arrays, and explain how to do this efficiently in terms of big O complexity?

Frontend Engineer

Digital Extremes

Rare

Olympus

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3 years ago

Coding

3 years ago

How would you tackle the creation of a store class with set(Node, value), get(Node), and has(Node) methods for node management?

Frontend Engineer

Digital Extremes

Spotify

IBM

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3 years ago

Coding

3 years ago

How would you refine a hash map to achieve faster lookups and insertions?

Frontend Engineer

Digital Extremes

Squarespace

Infosys

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3 years ago

Javascript

3 years ago

Could you write the code for the promisify() function that transforms callback-based functions into Promise-based ones in JavaScript?

Frontend Engineer

Digital Extremes

Zoom

Paradox Interactive

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3 years ago

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^*All interview questions are submitted by recent Digital Extremes candidates, labelled and categorized by Prepfully, and then published after verification by current and ex-Digital Extremes employees.