XML Online Quiz

Welcome to our beginner-level XML quiz! This quiz is designed for those just starting out with XML (eXtensible Markup Language), a flexible way to create common information formats and share both the format and the data on the World Wide Web, intranets, and elsewhere. In this quiz, you'll find 20 multiple-choice questions covering the basics of XML structure, syntax, and usage. Test your knowledge and build a strong foundation in understanding XML, an essential skill in many IT fields.

1. What does XML stand for?

a) eXtra Modern Language
b) eXtensible Markup Language
c) eXecutable Multiple Language
d) eXpandable Markup Language

2. Which of the following is a true statement about XML?

a) XML is a replacement for HTML.
b) XML is used primarily for data storage and transport.
c) XML is a programming language.
d) XML is deprecated and no longer used.

3. What is the correct syntax for an XML declaration?

a) <?xml version="1.0"?>
b) <xml version="1.0">
c) <!xml version="1.0">
d) <xml="1.0">

4. In XML, what does a well-formed document mean?

a) The document adheres to XML's predefined tags.
b) The document is formatted correctly according to XML rules.
c) The document contains only valid XML tags.
d) The document uses short tags only.

5. Which of these elements is correctly formatted in XML?

a) <name>John</name>
b) <name>John
c) <name: John />
d) <name = "John" />

6. How do you write a comment in XML?

a) // This is a comment
b) <!-- This is a comment -->
c) # This is a comment
d) /* This is a comment */

7. What is an attribute in XML?

a) A tool to define node relationships
b) A property that provides additional information about an element
c) A type of XML element
d) The text content of an XML document

8. Can XML elements have attributes?

a) Yes, but only one per element.
b) No, XML does not support attributes.
c) Yes, and elements can have multiple attributes.
d) No, attributes can only be used in HTML.

9. What is the correct structure for nesting elements in XML?

a) <book><title>The Great Gatsby</title><author>F. Scott Fitzgerald</author></book>
b) <book><title>The Great Gatsby<author>F. Scott Fitzgerald</author></title></book>
c) <book>title="The Great Gatsby" author="F. Scott Fitzgerald"</book>
d) <book>The Great Gatsby <author>F. Scott Fitzgerald</author></book>

10. What is the purpose of XML namespaces?

a) To speed up the XML document.
b) To include the document's network location.
c) To provide uniquely named elements and attributes in an XML document.
d) To link XML documents to their corresponding schemas.

11. How is XML data accessed in a webpage?

a) Using CSS
b) Using JavaScript
c) Directly written into HTML
d) Using SQL

12. What is the primary way to validate an XML document?

a) Using a stylesheet
b) Using XML version tags
c) Using XML Schema or DTD
d) Using comments

13. What do you need to start an XML element?

a) A colon
b) An exclamation mark
c) A less-than sign
d) A dollar sign

14. How do you specify an XML namespace?

a) xmlns="http://www.example.com"
b) namespace="http://www.example.com"
c) ns="http://www.example.com"
d) xmlnamespace="http://www.example.com"

15. Which of the following is NOT a type of XML parser?

a) DOM
b) SAX
d) XPath

16. How are empty elements represented in XML?

a) <element/>
b) <element></element>
c) <element><element>
d) Both a and b are correct

17. What must an XML document contain?

a) At least one attribute
b) A root element
c) A namespace
d) A stylesheet link

18. What is the purpose of an XML Schema?

a) To style XML elements
b) To define the legal structure of an XML document
c) To link XML documents
d) To convert XML to HTML

19. Can XML store data in the form of a table?

a) Yes, directly like a database
b) No, XML does not support data storage
c) Yes, but it is not structured like relational database tables
d) Only when combined with HTML

20. What distinguishes XML from HTML?

a) XML displays data, HTML does not.
b) XML is a markup language, HTML is a scripting language.
c) XML tags are predefined, HTML tags are not.
d) XML is purely data-driven, while HTML focuses on displaying data.