Deck 24: XML

Question 1

An XML document can optionally reference a DTD or schema that defines the proper structure of the document.

Answer 1

True

Question 2

Every XML document must contain exactly one root element.

Answer 2

True

Question 3

XML is case sensitive.

Answer 3

True

Question 4

The XML declaration is mandatory.

Question 5

Who developed the Extensible Markup Language (XML)

A) Microsoft
B) Sun MicroSystems
C) World Wide Web Consortium
D) Oracle

Question 6

Using XML,authors can describe any type of data,including

A) music
B) mathematical formulas
C) software-configuration instructions
D) All of the above

Question 7

A validating parser determines only if the document is well formed.

Question 8

XML documents __________.

A)are highly portable
B) are not portable
C) are portable depending on how the document is written
D) are a burden to use

Question 9

XML elements _________________.

A)cannot begin with "xml"
B) cannot begin with any combination of uppercase and lowercase of "xml"
C) can begin with "xml"
D) a and b

Question 10

Which of the following cannot be part of an element's name

A)quotation marks
B) hyphens
C) underscores
D) periods

Question 11

All XML files must end in thexml extension

Question 12

Choose the correct XML syntax:

A) < x >< y >hello< y/ >< x/ >
B) < x >< y >hello< /x >< /y >
C) < x >< y >hello< /y >< /x >
D) < x >< y >hello< x/ >< y/ >

Question 13

XML is a proprietary technology.

Question 14

XML allows the description of virtually any type of data.

Question 15

XML stands for Extensible Markup Language

Question 16

The proper way to make start and end tags is:

A) < name > < /name >
B) < name > < \name >
C) < \name > < name >
D) < /name > < name >

Question 17

XML documents are readable by humans but not computers.

Question 18

Which of the following about the XML prolog is true

A)The XML prolog is the lines that precede the root element.
B) The XML declaration must appear before comments and any other markup.
C) The XML prolog is limited to a certain number of lines.
D) a and b.

Question 19

XML is most commonly used to:

A) communicate with wireless devices
B) store and format data for exchange between apps
C) display information on the Internet
D) validate HTML files.

Question 20

An important characteristic of XML is that it can be ________.

A) read by both humans and computers
B) used to describe a WPF GUI
C) created using special XML editing software
D) None of the above.

Question 21

XML does not allow for empty elements.

Question 22

DTDs and schemas are used to define structure for XML documents.

Question 23

In the code: < deitel:name >,name is the namespace and deitel is the element name.

Question 24

The XML declaration identifies the document as an XML document.

Question 25

Individual units of markup are called tags.

Question 26

DTD is an acronym for ________.

A) Document Type Dictionary
B) Data Translator Definition
C) Document Type Definition
D) Document Translator Definition

Question 27

To ensure a unique XML namespace you should use:

A) their Social Security Number
B) their address
C) an appropriate Web URL
D) their last name

Question 28

Unlike C# programs,blank lines and indentations cannot be used to improve readability in XML.

Question 29

Document authors can create a namespace prefix named xml.

Question 30

To eliminate the need to precede each element with a namespace prefix,document authors can specify a xe "default namespace"default namespace.

Question 31

The asterisk (*)after an element means that:

A) there are many occurrences of that item.
B) there could be any number of occurrences of that item.
C) that item could appear but at most once.
D) All of the above

Question 32

Elements can have any number of attributes in their start tags.

Question 33

XML elements are nested to form hierarchies.

Question 34

XML-based languages are called vocabularies.

Question 35

The question mark (
)after an element in a DTD means that:

A) there are many occurrences of that item.
B) there could be any number of occurrences of that item.
C) the item can appear at most once.
D) All of the above

Question 36

If the URI given to a namespace is a URL,the URL needs to refer to an actual web page and must conform to proper URL syntax.

Question 37

Keyword ________ indicates that an element contains parseable character data.

A) PARSEDATA
B) NDATA
C) CDATA
D) PCDATA

Question 38

DTDs are used to ________.

A) describe the structure of an XML document
B) enable an XML parser to verify whether an XML document is valid
C) verify whether an XML document's elements contain the proper attributes and appear in the proper sequence
D) All of the above.

Question 39

When using a namespace,the prefix must always be included.

Question 40

XML _____________ provide a means of uniquely identifying XML elements.

A) attributes
B) tags
C) namespaces
D) None of the above

Question 41

To define attributes in a DTD,the ATTRIBUTE keyword is used.

Question 42

The hierarchical tree structure stored in memory by the XML parser is called the ________.

A) Document Type Definition (DTD)
B) Simple Object Access Protocol (SOAP)
C) Active Server Page (ASP)
D) Document Object Model (DOM)

Question 43

A DTD describes the contents of an XML document's elements.

Question 44

Flag xe "#PCDATA flag"#PCDATA specifies that an element can store xe "parsed character data"parsed character data.

Question 45

A DOM tree is a data structure that ________.

A) Does Operations Manually.
B) holds 1 XML document per node, creating a multi-page site.
C) breaks XML documents down into chunks.
D) holds all the elements of an XML document within its nodes.

Question 46

The schema specifies the type of data that elements and attributes may contain.

Question 47

Schemas normally use the ______ extension.

A)shm
B) )sch
C) )xsd
D) )schema

Question 48

XSL style sheets cannot be connected directly to an XML document.

Question 49

The transformation process,where formatted text-based documents are cre
Ated from XML documents,involves:

A) 0 trees
B) 1 tree; the source.
C) 2 trees; the source and the result tree.
D) 3 trees; the source, the result, and the temp tree.

Question 50

Limitations of schemas have led to the development of DTD's.

Question 51

Classes for creating,reading and manipulating XML documents are located in namespace ________.

A) System.Xml
B) System.Xml.Linq
C) Microsoft.Xml
D) a and b

Question 52

XSL documents specify how programs are to render XML document data

Question 53

Extensible Stylesheet Language (XSL)is an XML vocabulary for format
ting XHTML data

Question 54

The EMPTY keyword specifies that the element does not contain any data between its start and end tag.

Question 55

XML documents can reference optional documents that define how the XML documents should be structured.

Question 56

Which of the following is not a technology of XSL

A) XSL-FO: vocabulary for specifying formatting
B) XPath: string-based language of expressions used by XML
C) XSLT: transforms XML documents into other documents

Question 57

An XElement's contained text is retrieved with the Value property.

Question 58

XDocument objects contain other nested XDocuments.

Question 59

Parsed character data can contain markup.

Question 60

Schemas are XML documents that conform to a DTD.

Question 61

All node types in an XML document inherit from base class ________.

A) XElement
B) XContainer
C) XParent
D) XNode

Question 62

XslCompiledTransform's ____________ method applies the compiled style sheet to a specified XML document.

A) Compile
B) Load
C) Transform
D) None of the above

Question 63

XDocument and XElement inherit from XContainer,a class that represents nodes in the DOM that can contain other nodes.

Question 64

Method ________ returns an IEnumerable< XNode > containing all children of the given XContainer.

A) Children
B) Nodes
C) Elements
D) Descendants

Question 65

The Descendants method of class XContainer returns the same results as the Nodes method.

Question 66

Method ________ adds a node,or collection of nodes,as children of the given node.

A) Add
B) XAdd
C) AddChildren
D) XAddChildren

Question 67

Class ________ allows you to represent an XML namespace.

A) XName
B) XMLNamespace
C) XNamespace
D) XMLNS

Question 68

There is an XSLT processor included in Internet Explorer to help perform transformations.

Question 69

XslCompiledTransform's Load method parses and loads a style sheet.

Question 70

XML namespaces help avoid naming collisions between XML documents.

Question 71

The XDocument contstructor sets the given XElement as the root element in the new XML document.

Question 72

Which namespace contains the XslCompiledTransform

A)System.Xml.Xsl
B) System.Xsl
C) System.Xml.Transform
D) System.XmlTransform