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Questions and Answers
What does the cols attribute specify in a textarea element?
What does the cols attribute specify in a textarea element?
What is the purpose of the <optgroup> element in a dropdown list box?
What is the purpose of the <optgroup> element in a dropdown list box?
What is the role of the <label> tag in a form?
What is the role of the <label> tag in a form?
Which HTML element is used to group related form controls together and provides a caption?
Which HTML element is used to group related form controls together and provides a caption?
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What is the purpose of the value attribute in the <option> element within a dropdown list?
What is the purpose of the value attribute in the <option> element within a dropdown list?
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What is the purpose of the HTML
What is the purpose of the HTML
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Which of the following is NOT a supported video format for the HTML
Which of the following is NOT a supported video format for the HTML
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What attribute of the
What attribute of the
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What does the 'autoplay' attribute do in the
What does the 'autoplay' attribute do in the
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Which attribute would you use to specify the size of an <iframe> element?
Which attribute would you use to specify the size of an <iframe> element?
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What is the main use of HTML forms?
What is the main use of HTML forms?
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Which audio format is NOT supported by the HTML
Which audio format is NOT supported by the HTML
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What will display in place of a video if the browser does not support the
What will display in place of a video if the browser does not support the
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What does the action attribute of a form do?
What does the action attribute of a form do?
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Which HTTP method appends form data inside the body of the request and offers better security?
Which HTTP method appends form data inside the body of the request and offers better security?
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When would it be appropriate to use the GET method for a form submission?
When would it be appropriate to use the GET method for a form submission?
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What does the maxlength attribute of an input element control?
What does the maxlength attribute of an input element control?
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In a form, what type of input allows users to select one option from multiple choices?
In a form, what type of input allows users to select one option from multiple choices?
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What is one limitation of the GET method regarding URL length?
What is one limitation of the GET method regarding URL length?
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Which input type is specifically designed to conceal the characters entered by a user?
Which input type is specifically designed to conceal the characters entered by a user?
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Which of the following is NOT a standard attribute of a form?
Which of the following is NOT a standard attribute of a form?
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What is the purpose of the <input type='submit'> element in a form?
What is the purpose of the <input type='submit'> element in a form?
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Which input type is used when you want a user to select a date and time combination without a time zone?
Which input type is used when you want a user to select a date and time combination without a time zone?
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What function does the <input type='hidden'> serve in a form?
What function does the <input type='hidden'> serve in a form?
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When using <input type='number'>, what attributes can you specify to restrict the values a user may enter?
When using <input type='number'>, what attributes can you specify to restrict the values a user may enter?
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Which input type would you use to create a field for entering a telephone number?
Which input type would you use to create a field for entering a telephone number?
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What does the placeholder attribute in an input field specify?
What does the placeholder attribute in an input field specify?
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Which input type allows a user to upload a file like an image or a document?
Which input type allows a user to upload a file like an image or a document?
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In which scenario would you use <input type='range'>?
In which scenario would you use <input type='range'>?
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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. -
heightandwidth: 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.
-
colsandrowsspecify its dimensions.
Dropdown Lists (datalist)
-
<select>creates drop-down lists, allowing users to choose from multiple options. -
<option>defines the options. -
valueattribute 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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Description
Test your knowledge on HTML multimedia tags, focusing on video and audio elements. This quiz covers the <video> and <audio> tags, their attributes, and supported formats. Perfect for web development enthusiasts looking to deepen their understanding of multimedia integration.
