W3Schools HTML, CSS, and XML Quiz (Web Development Foundations - D276)
How do you select an element with id 'demo'?
#demo
How do you select elements with class name 'test'?
.test
Which character is used to indicate an end tag?
/
How do you insert a comment in a CSS file?
/* this is a comment */
Which doctype is correct for HTML5?
<!DOCTYPE html>
For the XML parser to ignore a certain section of your XML document, which syntax is correct?
<![CDATA[ Text to be ignored ]]>
Which is not a correct name for an XML element?
<1dollar>
What is the correct syntax of the declaration which defines the XML version?
<?xml version="1.0"?>
What is a correct way of referring to a stylesheet called "mystyle.xsl" ?
<?xml-stylesheet type="text/xsl" href="mystyle.xsl" ?>
Which is a correct name for an XML element?
<Name>
What is the correct HTML for creating a hyperlink?
<a href="http://www.w3schools.com">W3Schools</a>
How can you open a link in a new tab/browser window?
<a href="url" target="_blank">
What is the correct HTML element for playing audio files?
<audio>
What is the correct HTML for adding a background color?
<body style="background-color:yellow;">
What is the correct HTML for inserting a background image?
<body style="background-image:url(background.gif)">
What is the correct HTML element for inserting a line break?
<br>
Which of the following XML fragments is well-formed?
<customer id="3456"><address/><zip code="3456"/></customer>
Choose the correct HTML element to define emphasized text
<em>
Which is not a correct name for an XML element?
<first name>
Which HTML element is used to specify a footer for a document or section?
<footer>
Choose the correct HTML element for the largest heading
<h1>
Which HTML element is used to specify a header for a document or section?
<header>
What is the correct HTML for inserting an image?
<img src="image.gif" alt="MyImage">
What is the correct HTML for making a checkbox?
<input type="checkbox">
What is the correct HTML for making a text input field?
<input type="text">
What is the correct HTML for referring to an external style sheet?
<link rel="stylesheet" type="text/css" href="mystyle.css">
Which HTML element is used to display a scalar measurement within a range?
<meter>
Which HTML element defines navigation links?
<nav>
How can you make a numbered list?
<ol>
What is the correct HTML for making a drop-down list?
<select>
Choose the correct HTML element to define important text
<strong>
Which HTML tag is used to define an internal style sheet?
<style>
Inline elements are normally displayed without starting a new line.
<table><tr><td>
What is the correct HTML for making a text area?
<textarea>
Which HTML element defines the title of a document?
<title>
How can you make a bulleted list?
<ul>
What is the correct HTML element for playing video files?
<video>
Which statement is true?
All XML elements must be properly closed
What is an XML instance?
An XML document
How does XML provide a software- and hardware-independent way of storing, transporting, and sharing data?
By storing data in plain text format
A style sheet language that provides the formatting and "look" of a Webpage or document written in a markup language.
CSS
What does CSS stand for?
Cascading Style Sheets
In HTML, what does the <aside> element define?
Content aside from the page content
XML simplifies the coding process regarding which of the following? Select all that apply.
Data Availability Data Sharing Data Transport Platform Changes
What does DTD stand for?
Document Type Definition
What are XML entities used for?
Entities define shortcuts to standard text or special characters
In HTML, onblur and onfocus are:
Event attributes
What does XML stand for?
Extensible Markup Language
Block elements are normally displayed without starting a new line.
False
True or false? UTF-8 is not the default character encoding for XML documents.
False
XML elements cannot be empty
False
XML's goal is to replace HTML
False
A language that requires few plug-ins and standardizes how video and audio are presented on a webpage.
HTML5
What does HTML stand for?
Hypertext Markup Language
Where in an HTML document is the correct place to refer to an external style sheet?
In the <head> section
Is this a "well formed" XML document? <?xml version="1.0"?> <note><to age=29>Tove</to> <from>Jani</from> </note>
No
Is this a "well formed" XML document? <?xml version="1.0"?> <to>Tove</to> <from>Jani</from> <heading>Reminder</heading> <body>Don't forget me this weekend!</body>
No
When using the padding property; are you allowed to use negative values?
No
Which statement is true?
None of the other two statements are true
How do you group selectors?
Separate each selector with a comma
The HTML global attribute, "contenteditable" is used to:
Specify whether the content of an element should be editable or not
What is the XML equivalent to the HTML Doctype declaration?
The XML prolog
Which XML DOM object represents a node in the node tree?
The document object
An <iframe> is used to display a web page within a web page.
True
HTML comments start with <!-- and end with -->
True
In HTML, you can embed SVG elements directly into an HTML page.
True
True or false? All XML elements must have a closing tag.
True
True or false? XML documents must contain one root element that is the parent of all other elements.
True
True or false? XML does not use predefined tags
True
True or false? XML tags are case sensitive.
True
Which of these elements are all <table> elements?
True
XML attribute values must always be enclosed in quotes
True
XML preserves white spaces
True
What does proper nesting mean in the XML context?
When a nested XML element is opened inside the parent element, it must be closed inside the parent element.
Who is making the Web standards?
World Wide Web Consortium (W3C)
Graphics defined by SVG is in which format?
XML
There is a way of describing XML data, how?
XML uses a DTD to describe the data
Can XML tags be invented?
Yes
Is this a "well formed" XML document? <?xml version="1.0"?> <note> <to age="29">Tove</to> <from>Jani</from> </note>
Yes
Is this a "well formed" XML document? <?xml version="1.0"?> <note><to>Tove</to> <from>Jani</from> <heading>Reminder</heading> <body>Don't forget me this weekend!</body> </note>
Yes
How do you display hyperlinks without an underline?
a {text-decoration:none;}
Which HTML attribute specifies an alternate text for an image, if the image cannot be displayed?
alt
Which property is used to change the background color?
background-color
Which is the correct CSS syntax?
body {color: black;}
How do you display a border like this:The top border = 10 pixelsThe bottom border = 5 pixelsThe left border = 20 pixelsThe right border = 1pixel?
border-width:10px 1px 5px 20px;
Which CSS property is used to change the text color of an element?
color
How do you select all p elements inside a div element?
div p
The HTML <canvas> element is used to:
draw graphics
What does XSL stand for?
eXtensible Stylesheet Language
Which CSS property controls the text size?
font-size
Which property is used to change the font of an element?
font-weight:bold
How do you add a background color for all <h1> elements?
h1 {background-color:#FFFFFF;}
How do you make a list that lists its items with squares?
list-style-type: square;
Which property is used to change the left margin of an element?
margin-left
What is the correct CSS syntax for making all the <p> elements bold?
p {font-weight:bold;}
Which input type defines a slider control?
range
In HTML, which attribute is used to specify that an input field must be filled out?
required
What is the default value of the position property?
static
Which HTML attribute is used to define inline styles?
style
How do you make each word in a text start with a capital letter?
text-transform:capitalize
