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Frontend System Design

4 years ago

What design principles would you apply to create a TODO app that stands out in task creation, organization, prioritization, reminders, and device synchronization?

Frontend Engineer

ByteDance

Airbnb

Stripe

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4 years ago

Coding

4 years ago

How can you increase the speed of lookups and insertions in a hash map?

Frontend Engineer

ByteDance

Squarespace

Infosys

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4 years ago

Javascript

4 years ago

Describe a method to locate the intersection of two sorted arrays in JavaScript, yielding a new array of shared elements.

Frontend Engineer

ByteDance

Dropbox

Airbnb

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4 years ago

Javascript

4 years ago

Could you outline the steps for writing a JavaScript function that finds the highest sum of any contiguous subarray in an integer array?

Frontend Engineer

ByteDance

Huawei

NaturalMotion

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4 years ago

Javascript

4 years ago

Could you show me how to develop a JavaScript counter object with methods to add, subtract, and reset its count value?

Frontend Engineer

ByteDance

Tencent Games

Supercell

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4 years ago

Javascript

4 years ago

Please describe how to create a functional component in JavaScript for virtual DOM elements.

Frontend Engineer

ByteDance

Baidu

Funcom

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4 years ago

Frontend System Design

4 years ago

What key elements would you incorporate into the UI design of a social media platform with features such as messaging and user profiles? What design approach would you take for a chat app's UI that needs to support real-time interaction and multiple users?

Frontend Engineer

ByteDance

Amazon Web Services

Braintree

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4 years ago

Coding

4 years ago

Would you be able to engineer a tic tac toe game that supports two-player inputs, verifies these inputs, and detects when the game is over, using a two-dimensional array for tracking positions?

Frontend Engineer

ByteDance

SolarWinds

Creative Assembly

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4 years ago

Javascript

4 years ago

What strategy would you use to develop a JavaScript function that transforms a date input into a format like "3 days ago," taking into account various time intervals and localization?

Frontend Engineer

ByteDance

Scopely

McAfee

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4 years ago

Javascript

4 years ago

In JavaScript, how would you manage the serialization and deserialization of data types that JSON doesn't natively support?

Frontend Engineer

ByteDance

monday.com

Kaspersky Lab

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4 years ago

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^*All interview questions are submitted by recent ByteDance Frontend Engineer candidates, labelled and categorized by Prepfully, and then published after being verified by Frontend Engineers at ByteDance.

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