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JavaScript
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Questões HTML
Mais de 50 perguntas de entrevista em HTML, incluindo perguntas de conhecimento estilo quiz e perguntas de programação em HTML.
Try these popular HTML questions
Contact Form
Build a contact form which submits user feedback and contact details to a back end API
Available frameworks
Digital Clock
Build a 7-segment digital clock that shows the current time
Available frameworks
getElementsByTagName
Implement a function to get all DOM elements that match a tag
Idiomas
HTML
JS
TS
Coding
Quiz
Formatos de Programação
Interface de Usuário
Utilitários JavaScript
Pesquisar perguntas de programação
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Number of questions
46 questions
Total time
18 hours total
Lista de perguntas
Counter
Questão Aquecimento
Build a simple counter that increments whenever a button is clicked
Dificuldade
Fácil
Available frameworks
Users completed
12815 completed
Contact Form
Build a contact form which submits user feedback and contact details to a back end API
Dificuldade
Fácil
Available frameworks
Users completed
7112 completed
Holy Grail
Build the famous holy grail layout consisting of a header, 3 columns, and a footer
Dificuldade
Fácil
Available frameworks
Users completed
5576 completed
Mortgage Calculator
Build a calculator that computes the monthly mortgage for a loan
Dificuldade
Fácil
Available frameworks
Users completed
1318 completed
Tabs
Build a tabs component that displays a list of tab elements and one associated panel of content at a time
Dificuldade
Médio
Available frameworks
Users completed
2147 completed
Todo List
Build a Todo list that lets users add new tasks and delete existing tasks
Dificuldade
Médio
Available frameworks
Users completed
3067 completed
Traffic Light
Build a traffic light where the lights switch from green to yellow to red after predetermined intervals and loop indefinitely
Dificuldade
Médio
Available frameworks
Users completed
1157 completed
Digital Clock
Build a 7-segment digital clock that shows the current time
Dificuldade
Médio
Available frameworks
Users completed
714 completed
Job Board
Build a job board that displays the latest job postings from Hacker News
Dificuldade
Médio
Available frameworks
Users completed
844 completed
Accordion
Build an accordion component that a displays a list of vertically stacked sections with each containing a title and content snippet
Dificuldade
Fácil
Available frameworks
Users completed
1780 completed
Flight Booker
Build a component that books a flight for specified dates
Dificuldade
Fácil
Available frameworks
Users completed
985 completed
Generate Table
Generate a table of numbers given the rows and columns
Dificuldade
Fácil
Available frameworks
Users completed
911 completed
jQuery.css
Implement a jQuery-like function that sets the style of a DOM element
Dificuldade
Fácil
Idiomas
HTML
CSS
JS
TS
Users completed
1657 completed
Progress Bar
Build a progress bar component that shows the percentage completion of an operation
Dificuldade
Fácil
Available frameworks
Users completed
1577 completed
Progress Bars
Build a list of progress bars that fill up gradually when they are added to the page
Dificuldade
Fácil
Available frameworks
Users completed
873 completed
Temperature Converter
Build a temperature converter widget that converts temperature values between Celsius and Fahrenheit
Dificuldade
Fácil
Available frameworks
Users completed
1348 completed
Tweet
Build a component that resembles a Tweet from Twitter
Dificuldade
Fácil
Available frameworks
Users completed
777 completed
Accordion II
Build an accessible accordion component that has the right ARIA roles, states, and properties
Dificuldade
Médio
Available frameworks
Users completed
369 completed
Accordion III
Build a fully accessible accordion component that has keyboard support according to ARIA specifications
Dificuldade
Médio
Available frameworks
Users completed
193 completed
Analog Clock
Build an analog clock where the hands update and move like a real clock
Dificuldade
Médio
Available frameworks
Users completed
312 completed
getElementsByTagName
Implement a function to get all DOM elements that match a tag
Dificuldade
Médio
Idiomas
HTML
JS
TS
Users completed
1085 completed
Grid Lights
Build a grid of lights where the lights deactivate in the reverse order they were activated
Dificuldade
Médio
Available frameworks
Users completed
469 completed
HTML Serializer
Implement a function to serialize an object into an HTML string with indentation
Dificuldade
Médio
Idiomas
HTML
JS
TS
Users completed
259 completed
Identical DOM Trees
Implement a function to determine if two DOM trees are the same
Dificuldade
Médio
Idiomas
HTML
JS
TS
Users completed
588 completed
jQuery Class Manipulation
Implement a set of jQuery-like functions that manipulates classes on a DOM element
Dificuldade
Médio
Idiomas
HTML
CSS
JS
TS
Users completed
428 completed
Like Button
Build a Like button that changes appearance based on the states
Dificuldade
Médio
Available frameworks
Users completed
565 completed
Progress Bars II
Build a list of progress bars that fill up gradually in sequence, one at a time
Dificuldade
Médio
Available frameworks
Users completed
316 completed
Star Rating
Build a star rating component that shows a row of star icons for users to select the number of filled stars corresponding to the rating
Dificuldade
Médio
Available frameworks
Users completed
1161 completed
Tabs II
Build a semi-accessible tabs component that has the right ARIA roles, states, and properties
Dificuldade
Médio
Available frameworks
Users completed
212 completed
Tabs III
Build a fully accessible tabs component that has keyboard support according to ARIA specifications
Dificuldade
Médio
Available frameworks
Users completed
132 completed
Text Search
Implement a function to highlight text if a searched term appears within it
Dificuldade
Médio
Idiomas
HTML
JS
TS
Users completed
541 completed
getElementsByClassName
Implement a function to get all DOM elements that contain the specified classes
Dificuldade
Médio
Idiomas
HTML
CSS
JS
TS
Users completed
527 completed
Progress Bars III
Build a list of progress bars that fill up gradually concurrently, up to a limit of 3
Dificuldade
Médio
Available frameworks
Users completed
208 completed
Text Search II
Implement a function to highlight text if searched terms appear within it
Dificuldade
Médio
Idiomas
HTML
JS
TS
Users completed
172 completed
Tic-tac-toe
Build a tic-tac-toe game that is playable by two players
Dificuldade
Médio
Available frameworks
Users completed
345 completed
Signup Form
Build a signup form that does validation on user details and submits to a back end API
Dificuldade
Médio
Available frameworks
Users completed
419 completed
Stopwatch
Build a stopwatch widget that can measure how much time has passed
Dificuldade
Médio
Available frameworks
Users completed
264 completed
Transfer List
Build a component that allows transferring of items between two lists
Dificuldade
Médio
Available frameworks
Users completed
274 completed
Undoable Counter
Build a counter with a history of the values and ability to undo/redo actions
Dificuldade
Médio
Available frameworks
Users completed
219 completed
Whack-A-Mole
Build a popular arcade game where players attempt to hit moles as they pop up from holes in a board
Dificuldade
Médio
Available frameworks
Users completed
107 completed
Memory Game
Build a memory game where the player needs to match pairs of cards
Dificuldade
Médio
Available frameworks
Users completed
118 completed
Progress Bars IV
Build a list of progress bars that fill up gradually concurrently, up to a limit of 3 and allows for pausing and resuming
Dificuldade
Difícil
Available frameworks
Users completed
106 completed
Table of Contents
Implement a function to construct a table of contents from an HTML document
Dificuldade
Difícil
Idiomas
HTML
JS
TS
Users completed
170 completed
Tic-tac-toe II
Build an N x N tic-tac-toe game that requires M consecutive marks to win
Dificuldade
Difícil
Available frameworks
Users completed
74 completed
Transfer List II
Build a component that allows transferring of items between two lists, bulk selection/unselection of items, and adding of new items
Dificuldade
Difícil
Available frameworks
Users completed
78 completed
Wordle
Build Wordle, the word-guessing game that took the world by storm
Dificuldade
Difícil
Available frameworks
Users completed
54 completed