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Javascript

2 years ago

How would you go about implementing the promisify() function to convert callback functions to Promise-based in JavaScript?

Frontend Engineer

TeamViewer

Zoom

Paradox Interactive

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2 years ago

Javascript

2 years ago

What technique would you adopt to develop custom implementations of the Array.prototype methods like flat, map, reduce, and concat in JavaScript?

Frontend Engineer

TeamViewer

Square

Dropbox

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2 years ago

Javascript

2 years ago

Could you show me how to develop a JavaScript function for string interpolation that substitutes placeholders with actual values?

Frontend Engineer

TeamViewer

Sony

Crytek

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2 years ago

Behavioral

2 years ago

In your experience, how is pagination best implemented in the Front End?

Frontend Engineer

TeamViewer

WeWork

GoDaddy

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2 years ago

Coding

2 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

TeamViewer

Rare

Olympus

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2 years ago

Coding

2 years ago

How do you plan to develop a tic tac toe game that processes inputs from two players, checks input validity, and determines the game's end, with a 2D array representing the board?

Frontend Engineer

TeamViewer

SolarWinds

Creative Assembly

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2 years ago

Coding

2 years ago

In React, how can you implement the useIsMounted() hook to reflect whether a component is mounted?

Frontend Engineer

TeamViewer

Colossal Order

Lyft

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2 years ago

Coding

2 years ago

Can you outline the steps to create a useEffectOnce() hook in React that initiates an effect only a single time?

Frontend Engineer

TeamViewer

Braintree

WeWork

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2 years ago

Javascript

2 years ago

What would be your approach to developing the getElementsByStyle function in JavaScript, aimed at locating elements with a given CSS style, and how would you navigate the DOM?

Frontend Engineer

TeamViewer

HCL Technologies

Creative Assembly

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2 years ago

Javascript

2 years ago

Could you devise a way to find the singular integer in an array where every other number appears twice?

Frontend Engineer

TeamViewer

LG Electronics

Indeed.com

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2 years ago

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