HTML Multimedia Tags Quiz

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Questions and Answers

What does the cols attribute specify in a textarea element?

  • The alignment of the textarea
  • The width of the textarea (correct)
  • The height of the textarea
  • The maximum number of characters allowed

What is the purpose of the <optgroup> element in a dropdown list box?

  • To link options to a server
  • To group related options together (correct)
  • To allow multiple selections
  • To provide a default selection

What is the role of the <label> tag in a form?

  • To create a dropdown list
  • To define a label for an input element (correct)
  • To create a clickable button
  • To group related form elements

Which HTML element is used to group related form controls together and provides a caption?

<fieldset> (B) Signup and view all the answers

What is the purpose of the value attribute in the <option> element within a dropdown list?

<p>To specify the value to be sent to the server (B)</p> Signup and view all the answers

What is the purpose of the HTML

<p>To display video content on a webpage (B)</p> Signup and view all the answers

Which of the following is NOT a supported video format for the HTML

<p>AVI (D)</p> Signup and view all the answers

What attribute of the

<p>controls (B)</p> Signup and view all the answers

What does the 'autoplay' attribute do in the

<p>It starts playing the video as soon as it is ready. (B)</p> Signup and view all the answers

Which attribute would you use to specify the size of an <iframe> element?

<p>height and width (A)</p> Signup and view all the answers

What is the main use of HTML forms?

<p>To collect information from users (B)</p> Signup and view all the answers

Which audio format is NOT supported by the HTML

<p>AAC (B)</p> Signup and view all the answers

What will display in place of a video if the browser does not support the

<p>Text defined between the <video> and </video> tags (C)</p> Signup and view all the answers

What does the action attribute of a form do?

<p>Points to the webpage that loads after submission (A)</p> Signup and view all the answers

Which HTTP method appends form data inside the body of the request and offers better security?

<p>POST method (A)</p> Signup and view all the answers

When would it be appropriate to use the GET method for a form submission?

<p>When retrieving data from a web server (C)</p> Signup and view all the answers

What does the maxlength attribute of an input element control?

<p>The maximum number of characters allowed (D)</p> Signup and view all the answers

In a form, what type of input allows users to select one option from multiple choices?

<p><input type='radio'> (B)</p> Signup and view all the answers

What is one limitation of the GET method regarding URL length?

<p>It has a limit of about 3000 characters. (A)</p> Signup and view all the answers

Which input type is specifically designed to conceal the characters entered by a user?

<p><input type='password'> (D)</p> Signup and view all the answers

Which of the following is NOT a standard attribute of a form?

<p>enctype (B)</p> Signup and view all the answers

What is the purpose of the <input type='submit'> element in a form?

<p>It sends the form data to the server. (A)</p> Signup and view all the answers

Which input type is used when you want a user to select a date and time combination without a time zone?

<p><code>&lt;input type='datetime-local'&gt;</code> (B)</p> Signup and view all the answers

What function does the <input type='hidden'> serve in a form?

<p>To collect data that users should not see. (C)</p> Signup and view all the answers

When using <input type='number'>, what attributes can you specify to restrict the values a user may enter?

<p>max and min (B)</p> Signup and view all the answers

Which input type would you use to create a field for entering a telephone number?

<p><code>&lt;input type='tel'&gt;</code> (C)</p> Signup and view all the answers

What does the placeholder attribute in an input field specify?

<p>A short hint describing the expected input. (D)</p> Signup and view all the answers

Which input type allows a user to upload a file like an image or a document?

<p><code>&lt;input type='file'&gt;</code> (C)</p> Signup and view all the answers

In which scenario would you use <input type='range'>?

<p>When the exact numeric value is not essential. (A)</p> Signup and view all the answers

Flashcards

HTML

The <video> tag is used to display video content in a web page, allowing users to watch movies, clips, and other video streams.

HTML tag within

The <source> tag within <video> is used to specify different video sources. The browser selects the first source it supports.

HTML

The <audio> tag is used to play audio content, such as music or audio streams, directly on a web page.

HTML <iframe> tag

An inline frame (<iframe>) allows you to embed content from another webpage onto your current page. For example, you could embed a live map from Google Maps.

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HTML forms

HTML forms are used to collect information from users, such as name, email, or feedback. This data is often sent to a server for processing.

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controls attribute

The controls attribute adds a set of built-in controls (play, pause, volume) to the video or audio player.

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autoplay attribute

The autoplay attribute starts the video or audio playback automatically as soon as the page loads.

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muted attribute

The muted attribute silences the audio of the video by default.

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Input File

Allows users to choose a file from their computer to upload to a website. The type attribute specifies the supported file types.

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Submit Button

Used to send form data to a server. The value attribute sets the button's text.

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Input Button

Displays a clickable button that can trigger actions using JavaScript. It doesn't submit the form data.

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Input Color

Allows the user to select a color from a color picker.

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Input Date

Allows the user to select a date.

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Input Date and Time

Allows the user to select a date and time. Doesn't include the time zone.

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Input Email

Used for input fields that expect an email address. Provides a simple way to check if the format is likely correct.

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Input Hidden

Defines an input field invisible to the user. Useful for storing data that is not visible on the web page but sent to the server.

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Form

A HTML element defining a form that collects user input, like a login form, a search bar, or a feedback form.

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Form Action Attribute

The attribute in the <form> tag that specifies the webpage to be loaded after submitting a form.

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Form Method Attribute

Determines the HTTP method (GET or POST) used to send form data to the server.

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GET Method

Adds the form data to the end of the URL, visible in the browser's address bar. Best for short forms.

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POST Method

Sends form data inside the body of the HTTP request, concealed from the URL. Ideal for sensitive and large data.

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<input type="text">

Creates a one-line text box for entering input. Attributes like size and maxlength control the box's appearance.

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<input type="password">

Creates a text box like text, but hides the characters entered for security. Commonly used for passwords.

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<input type="radio">

Allows selecting only one option from a set. Uses the same name attribute for all related options, ensuring only one can be chosen.

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What is a textarea?

A <textarea> is an HTML element used for creating multiline text input fields. It is defined by the <textarea> tag and can be customized using attributes like cols and rows to control its width and height.

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What is a drop-down list box?

A <select> element represents a drop-down list, allowing users to choose a single option from a list. It's defined using the <select> tag and contains <option> elements to define each individual choice.

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What is an option in a drop-down list?

The <option> tag within <select> represents a single option in the dropdown list. It can be given a value using the value attribute, which is sent to the server when the option is chosen.

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What is the purpose of <label>?

The <label> tag is used to associate a label with a form control. It is commonly used to provide descriptive text for elements like text fields, checkboxes, or radio buttons.

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What is the purpose of <fieldset>?

The <fieldset> element groups related form controls together visually. It is often used to make a form more organized and visually appealing. The <legend> element is used to display a caption within the fieldset.

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Study Notes

HTML Multimedia Tags

  • Multimedia on the web includes sound, music, videos, movies, and animations.
  • Multimedia files have various formats and extensions (e.g., .wav, .mp3, .mp4, .mpg, .wmv, .avi).
  • The <video> tag plays video content on webpages, including movies and video streams.
  • Before HTML5, there was no standard tag for videos.
  • The <video> tag can contain one or more <source> tags, specifying different video sources.
  • The browser uses the first supported source.
  • Content between <video> and </video> displays only if the browser doesn't support the <video> tag.
  • HTML video supports MP4, WebM, and Ogg formats.

Attributes of HTML Video Tag

  • controls: Displays video controls (play/pause).
  • width: Sets width of the video player.
  • height: Sets height of the video player.
  • autoplay: Starts playing automatically.
  • src: Specifies the URL of the video file.
  • loop: Repeats the video.
  • muted: Silences audio.

HTML Audio Tag

  • The <audio> tag plays audio content (like music) on webpages.
  • Before HTML5, there was no standard tag.
  • Supported audio formats include MP3, WAV, and Ogg.

HTML Iframes

  • <iframe> displays a webpage within another webpage.
  • Common use includes embedding Google Maps.

Attributes of <iframe>

  • src: Specifies the URL of the page to display.
  • height and width: Specify the dimensions of the iframe.

HTML Forms

  • HTML forms collect user input, often sent to a server for processing.
  • The most common form is the search box on a website's homepage.

Form Attributes

  • action: Specifies the URL to which the form data is sent.
  • method: Specifies the HTTP method (GET or POST) used to send data.

GET Method

  • Form data appended to the URL.
  • Limited URL length (approximately 2000 characters).
  • Used for short forms, like searches.
  • Data doesn't alter server data (only retrieve).

POST Method

  • Form data appended to the HTTP request body, not visible in the URL.
  • No size limitations.
  • More secure (data not visible).
  • Used for uploading files or sensitive information, and for data manipulation(add/delete).

Input Types

  • text: Single-line text input.
  • password: Password input (characters masked).
  • radio: Single option selection from a group.
  • checkbox: Multiple option selection.
  • submit: Submits form data to the server.
  • image: Image-based submit button.
  • button: Generic button.
  • color: Color picker.
  • date: Date input.
  • datetime-local: Date and time input.
  • email: Email address input.
  • hidden: Hidden input field.
  • month: Month selection.
  • number: Numeric input.
  • range: Slider for numeric values.
  • reset: Resets form fields to default values.
  • search: Search field.
  • tel: Telephone number input.
  • time: Time selection.
  • url: URL input.
  • week: Week selection.

Textarea

  • Creates multiline text input fields.
  • cols and rows specify its dimensions.
  • <select> creates drop-down lists, allowing users to choose from multiple options.
  • <option> defines the options.
  • value attribute sent to the server.
  • <optgroup> groups related options.

Fieldset

  • <fieldset> groups related form controls, visually set off.
  • <legend> provides a caption for the <fieldset>.

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