unit 16 XML-lesson 1

Multiple Choice

What does XML stand for, and what is its main purpose?

• Extra Modern Language; used to design web pages

• eXtensible Markup Language; used to store and organize data

• Example Markup Layout; used to display text on screens

• External Machine Language; used to program web servers

Multiple Choice

Which of the following best describes the main purpose of XML?

• To display data on a web page

• To describe and organize data in a human- and machine-readable format

• To create interactive web applications

• To style web pages

Multiple Choice

Which of the following best describes the main difference between XML and HTML?

• XML is used for data storage while HTML is used for data presentation.

• XML is only used for web pages while HTML is used for databases.

• XML is case-insensitive while HTML is case-sensitive.

• XML and HTML serve the same purpose.

Multiple Choice

Which of the following is the correct root element in the given XML example?

• <course>

• <age>

• <student>

• none

Multiple Select

Select all the data XML example shown.

• <age>

• <course>

• <name>

• <student>

Open Ended

Explain the difference between a root element and a child element in XML, using the provided example.

Multiple Select

Select all the data elements present in the XML example shown.

• John Smith

• <course>

• 18

• Computer Science

Multiple Choice

What are the three main parts of XML?

• Prolog, Element Attribute

• Header, Body, Footer

• Tag, Value, Type

• Parent, Branch, Content

Multiple Select

Which of the following are considered parts of XML?

• Root

• Value

• sub-element

• Footer

Open Ended

How do XML structure rules affect the way XML documents are created and interpreted?

Multiple Choice

Which of the following XML tag usages is correct?

• <name>John</name>

• John</name>

• <name>John<name>

• <name>John</n>

Multiple Choice

choose all the incorrect answers

• <date> 1/1/2025</date>

• <Date>1/1/2025</DatE>

• <daTe> 1/1/2025 </daTe>

• <DatE>1/1/2025</date>

Open Ended

Why is it important for XML tags to be case-sensitive?

Multiple Select

Select all the rules that are true for XML tags.

• Tags must have closing tags.

• Tags are case-sensitive.

• Tags can be nested.

• Tags can be left open.

Multiple Choice

Which attribute is used to add extra information to an XML element in the example provided?

• school

• name

• age

• lastName

​Well-Formed XML?

​A well-formed XML document is one that follows all the basic syntax rules set by the XML standard.

Multiple Choice

Which of the following are well-formed XML fragments(code)?

• < myElement myAttribute=someValue/>

• < myElement myAttribute=’someValue’>

• < myElement myAttribute="someValue"/>

• < myElement myAttribute='someValue'/>

​Empty Elements (Self-Closing Tags)

Multiple Choice

Which of the following is an example of an empty tag in XML?

• <student>Ali</student>

• <student></student>

• <student />

• <student> </student>

Multiple Choice

What does an empty tag in XML represent?

• An element that contains no data or child elements

• A comment inside the XML

• A tag that repeats automatically

• An element that stores attributes only

Multiple Choice

Which of the following XML lines is well-formed?

• <image>

• <image></image>

• <image />

• Both B and C

Multiple Choice

What is the main difference between <email></email> and <email /> in XML?

• <email /> contains data, <email></email> does not

• They are both equivalent and represent empty content

• <email></email> is incorrect syntax

• <email /> is used only in HTML, not XML

Multiple Choice

Which of the following is not an example of an empty XML tag?

• <linebreak />

• <student />

• <name>Ali</name>

• <image src="logo.png" />

Multiple Choice

How many root elements can we have in XML?

• 1

• 2

• 3

• 0

Multiple Choice

Which statement is true?

• XML tags are case sensitive

• XML documents must have a root tag

• XML elementss must be properly closed.

• All of the above.

Multiple Choice

What does XML stand for?

• eXtra Modern Link

• eXtensible Markup Language

• X-Markup Language

• Example Markup Language

Multiple Choice

How to specify the attributes with multiple values?

• < myElement myAttribute=”value1” myAttribute=”value2”/>

• < myElement myAttribute=”value1 value2”/>

• Attributes cannot have multiple values.

• < myElement myAttribute=”value1, value2”/>

​Tag Names Must Follow Naming Rules

​Must start with a letter or underscore (_)
Cannot start with a number or symbol
Cannot contain spaces
Avoid using “xml” (any case) as it’s reserved

Multiple Choice

Which of the following strings are a correct XML name?

• my Element

• #myElement

• _myElement

Multiple Choice

Which of the following XML documents are well-formed?

• <firstElement>some text goes here <secondElement>another text goes here</secondElement> </firstElement>

• <firstElement>some text goes here</firstElement> <secondElement> another text goes here</secondElement>

• <firstElement>some text goes here <secondElement> another text goes here</firstElement> </secondElement>

• </firstElement>some text goes here </secondElement>another text goes here <firstElement>

Multiple Choice

Which special character is NOT used in XML?

• <

• >

• $

• ?

Multiple Choice

Which of the following is a key difference between XML and HTML?

• XML is used to store and describe data, while HTML is used to display data.

• XML tags are predefined, while HTML tags are user-defined.

• HTML is case-sensitive, while XML is not.

• HTML focuses on the structure of data, while XML focuses on the layout of web pages.

Multiple Choice

Which of the following is true about XML tags?

• XML tags are predefined

• XML tags are fixed and cannot be changed

• XML tags are user-defined

• XML tags are case-insensitive

Multiple Choice

In XML, tags are:

• Case-insensitive

• Case-sensitive

• Optional

• Not required

Multiple Choice

Which of the following can store data for sharing between systems?

• HTML

• XML

• Both HTML and XML

• CSS

Multiple Choice

In an XML document, there must be:

• Multiple root elements

• One single root element

• No root element

• Optional closing tags

Open Ended

Write an XML representation for the following table, use notepad++ to write it then save it as student.xml... note: must start with the prolog/declaration <?xml version="1.0" encoding="UTF-8"?>