Interview Quesion Bank

Coding

38138

Can you explain your method for crafting your own versions of the Array.prototype methods flat, map, reduce, and concat in JavaScript?

### Question Analysis The question asks you to explain how you would create custom implementations o...

ArenaNet, Digital Extremes, FromSoftware, Harmonix, Intel, Kaspersky Lab, Konami, Lyft, NCSoft, NEC, NEXON, NVIDIA, Olympus, Perfect World Entertainment, Playdemic, Roblox, Rovio, Scopely, Splunk, Uber, Unity Technologies, Zillow, Zoom

Frontend Engineer

Coding

18644

Can you create a store class featuring set(Node, value), get(Node), and has(Node) methods for managing Nodes and their values?

### Question Analysis The question asks you to design a `Store` class that manages nodes and their ...

Acronis, Apple, Asana, Big Fish Games, Citrix Systems, Deep Silver, Epic Games, Funcom, GoDaddy, GREE, Hitachi, Lilith Games, LogMeIn, Meta, Mitsubishi Electric, Netmarble, Peak Games, Playdemic, Sony, Square Enix, Tech Mahindra, Trello, Verizon, WeWork

Frontend Engineer

Coding

35232

How do you envision a class that implements matrix rotation, specifically its inputs and outputs?

### Question Analysis The question asks you to conceptualize a class that can perform matrix rotati...

ArenaNet, Big Fish Games, Evernote, GREE, Harmonix, Hitachi, Kaspersky Lab, Kraken, Mailchimp, Mitsubishi Electric, Obsidian Entertainment, Peak Games, Playdemic, Ricoh, Slack, Splunk, Square, Texas Instruments, TikTok, T-Mobile, Unity Technologies, Wix, Yoozoo Games

Frontend Engineer

Coding

22788

In JavaScript, how would you construct a game where two players take turns picking stones from a collection, as in the "Pick up stones" problem?

### Question Analysis The "Pick up stones" problem is a classic example of a turn-based game involvi...

Airbnb, Amazon, AMD, Baidu, Careem, Coinbase, DeNA, Digital Extremes, Funcom, Grubhub, Hitachi, HPE, Infosys, Insomniac Games, Jagex, Meta, NaturalMotion, NCSoft, NEXON, NortonLifeLock, Olympus, Oracle, Playdemic, Playrix, Playtika, Pocket Gems, Shopify, Stripe, SurveyMonkey, Trend Micro, Wargaming.net, Wrike, Zendesk, Zillow

Frontend Engineer

Coding

94168

Explain your approach to crafting undefinedToNull(), aimed at substituting undefined object values with null.

### Question Analysis The question asks you to create a function named `undefinedToNull()` that will...

Bandai Namco, Careem, CCP Games, Devolver Digital, Hitachi, King Digital Entertainment, Mitsubishi Electric, monday.com, Netflix, NVIDIA, Panda Security, Playdemic, PopCap Games, Qualcomm, Riot Games, Roblox, SAP, SEGA, Shopify, Sony, Tencent Games, trivago, WeWork

Frontend Engineer

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