HTML5 Interview Questions and Answers for internship

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100 HTML5 Internship Interview Questions and Answers

  1. What is HTML5?

    • Answer: HTML5 is the fifth and current major version of HTML, the standard markup language for creating web pages and web applications. It introduces several new elements, APIs, and features aimed at improving the web experience and enabling richer functionality without relying heavily on external plugins.

  2. What are the new semantic elements in HTML5?

    • Answer: HTML5 introduces several semantic elements, including `
      `, `

  3. Explain the use of the `` element.

    • Answer: The `` element is used to draw graphics on a web page using JavaScript. It provides a bitmap canvas where you can draw shapes, images, text, and more, creating dynamic and interactive visuals.

  4. What is the purpose of the `

    • Answer: The `

  5. How do you embed a YouTube video using HTML5?

    • Answer: You can embed a YouTube video using an `` Replace `VIDEO_ID` with the actual YouTube video ID.

  6. Explain the difference between `GET` and `POST` methods in HTML forms.

    • Answer: `GET` sends data as part of the URL, while `POST` sends data in the request body. `GET` is typically used for retrieving data and is visible in the browser's address bar, while `POST` is often used for submitting data that should not be visible in the URL, such as sensitive information.

  7. What is the role of the `DOCTYPE` declaration?

    • Answer: The `DOCTYPE` declaration tells the browser which version of HTML is being used, allowing it to render the page correctly in standards mode. It's essential for consistent page rendering across different browsers.

  8. What are HTML5 storage mechanisms (local storage and session storage)?

    • Answer: Local storage persists data even after the browser is closed, while session storage only persists data for the duration of the browser session. Both provide ways to store key-value pairs in the user's browser, allowing for client-side data persistence without using server-side databases.

  9. Explain the use of the `

    ` element and its attributes.

    • Answer: The `` element is used to create an HTML form for collecting user input. Attributes such as `action` (specifies the URL to submit the form data to), `method` (specifies the HTTP method, `GET` or `POST`), and `enctype` (specifies how form data is encoded) are crucial for its functionality.

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