Deck 2: Validating an Xml Document

Question 1

Attribute-list declarations can be located anywhere within the document type declaration.

Answer 1

True

Question 2

An attribute declared using the NAME token must have a value equal to the value of an ID attribute located somewhere in the same document.

Answer 2

False

Question 3

Generally, elements contain parsed character data or child elements.

Answer 3

True

Question 4

An element declaration employing the #PCDATA content model shown in the accompanying figure does not allow for child elements.

Question 5

An XML element is not limited to either parsed character data or child elements.

Question 6

A modifying symbol is placed directly before the element it modifies.

Question 7

As shown in the accompanying figure, the external subset would define some basic rules for all of the documents, and the internal subset would define rules that are specific to each document.

Question 8

In a valid document, at least two elements must be declared in the DTD.

Question 9

The DOCTYPE declaration has to be added to a document epilog as shown in the accompanying figure.

Question 10

If a processor encounters more than one declaration for the same attribute, it ignores the first statement.

Question 11

Entities can reference content found either in an external file or within the DTD itself.

Question 12

A(n) notation must supply a name for the data type and provide clues about how applications should handle the data.

Question 13

To test for validity, an XML parser must be able to compare the XML document with the rules established in the DTD.

Question 14

A DTD can be used to enforce a specific data structure on document content.

Question 15

One way to create a valid document is to design a document type definition, or DTD, for the document.

Question 16

It is best not to work with mixed content if you want a tightly structured document.

Question 17

The #FIXED attribute default is used to indicate that the use of an attribute is optional.

Question 18

An entity whose content is found within the DTD is known as a(n) external entity.

Question 19

For a DTD to validate either binary data, such as images or video clips, or character data that is not well formed, you need to work with parsed entities.

Question 20

Attribute values do not allow you to control the format of the character data.

Question 21

The locations of external subsets like that shown in the accompanying figure can be defined using _____ types of identifiers.

A) two
B) three
C) four
D) six

Question 22

The content-model value can be one of _____ specific keywords or one of two content descriptions.

A) five
B) four
C) three
D) two

Question 23

The DOCTYPE declaration has to be added to the document _____, after the XML declaration and before the document's root element, as shown in the accompanying figure.

A) prolog
B) epilog
C) body
D) any of the above

Question 24

The _____ content model is reserved for elements that store no content.

A) NULL
B) NONE
C) EMPTY
D) VOID

Question 25

Element names can contain which of the following?

A) reserved symbols
B) spaces
C) numbers
D) All of these are correct.

Question 26

A DTD is entered into the document in a statement called a document _____ declaration.

A) basis
B) element
C) index
D) type

Question 27

To create a parsed entity that references content from an external file using a system _____, you use the declaration .

A) identifier
B) qualifier
C) index
D) locator

Question 28

Which of the following is a part into which a DTD like the one in the accompanying figure can be divided?

A) internal subset
B) system identifier
C) root element
D) public identifier

Question 29

The _____ value for the content model in an element declaration means an element cannot store any content.

A) EMPTY
B) NULL
C) NONE
D) mixed

Question 30

The _____ value for the content model in an element declaration means the element can contain only parsed character data.

A) parsed
B) mixed
C) #PCDATA
D) elements

Question 31

How many DOCTYPE declarations can there be in an XML document?

A) 1
B) 2
C) 3
D) There is no limit.

Question 32

Which of the following is a type of identifier for the location of an external subset like the one in the accompanying figure?

A) internal
B) undeclared
C) qualified
D) system

Question 33

Which of the following is a part into which a DTD like the one in the accompanying figure can be divided?

A) element declaration
B) strict declaration
C) external subset
D) root element

Question 34

You can divide a DTD into _____ parts.

A) two
B) three
C) five
D) seven

Question 35

One way to create a valid document is to design a(n) _____ for the document.

A) data structure
B) DTD
C) XMLNS
D) validity glossary

Question 36

The _____ value for the content model in an element declaration means the element can contain both parsed character data and child elements.

A) mixed
B) elements
C) #PCDATA with sequence
D) BOTH

Question 37

An element _____ declaration specifies an element's name and indicates what kind of content the element can contain.

A) content
B) model
C) type
D) detail

Question 38

An element declaration can specify which of the following?

A) an element's name
B) what kind of content the element can contain
C) the order in which elements appear in the document
D) All of the these are correct.

Question 39

Most standard XML vocabularies have _____ identifiers.

A) public
B) strict
C) system
D) master

Question 40

A(n) _____ is a collection of rules that define the content and structure of an XML document.

A) data structure
B) DTD
C) XMLNS
D) validity glossary

Question 41

The _____ attribute default means that the attribute must appear with every occurrence of the element.

A) #MANDATED
B) #FIXED
C) #REQUIRED
D) #IMPLIED

Question 42

To test for validity, an XML parser must be able to compare your XML document with the _____ rules you set up in the DTD.

A) validity
B) integration
C) persistence
D) interpolation

Question 43

The attributes of the attribute value type _____ contain a list of entities separated by white space.

A) ENTITY
B) enumerated list
C) ENTITIES
D) ID

Question 44

The attributes of the attribute value type _____ contain an accepted XML name.

A) ID
B) NMTOKEN
C) IDREF
D) ENTITY

Question 45

Once an ID value has been declared in a document, other attribute values can refer to it using the _____ token.

A) name
B) entity
C) IDREF
D) value

Question 46

Content referenced by an entity can be either _____ .

A) persistent or consistent
B) parsed or unparsed
C) static or dynamic
D) well-formed or unique

Question 47

In a DTD, a _____ symbol specifies the number of occurrences of each element.

A) specifying
B) quantifier
C) count
D) modifying

Question 48

XML parsers interpret the _____ symbol as a reference to another entity and attempt to resolve the reference.

A) &
B) %
C) #
D) !

Question 49

The _____ symbol is used for inserting parameter entities.

A) &
B) %
C) #
D) !

Question 50

The _____ symbol indicates that an element occurs at least once.

A) ^
B) ?
C) +
D) &

Question 51

The _____ content model allows an element to store any type of content.

A) OPEN
B) mixed
C) #PCDATA
D) ANY

Question 52

An entity that references content that cannot be interpreted by the XML parser is a(n) _____ entity.

A) internal
B) well-formed
C) unparsed
D) dynamic

Question 53

The syntax for creating a conditional section is _____.

A) ]}>
B) }}>
C) ]]>
D) ]]>

Question 54

The declaration _____ would permit this element in an XML document: Lea Ziegler .

A)
B)
C)
D)

Question 55

The NMTOKEN data types cannot contain _____ .

A) hyphens
B) colons
C) white space
D) Any of the above.

Question 56

If an entity's content is found within the DTD, the entity is known as a(n) _____ entity.

A) internal
B) persistent
C) contained
D) consistent

Question 57

While very flexible, elements with _____ content do not add much defined structure to a document.

A) dynamic
B) mixed
C) static
D) integrated

Question 58

Any attribute that has been declared by the data type ID is a candidate for an ID _____.

A) property
B) element
C) link
D) reference

Question 59

Which of the following is accomplished by an attribute-list declaration?

A) It lists the names of all the attributes associated with a specific element.
B) It specifies the data type of each attribute.
C) It indicates whether each attribute is required or optional.
D) All of these are correct.

Question 60

When the _____ symbol is used with a choice list, the element can contain any number of occurrences of child elements or PCDATA, or it can contain no content at all.

A) +
B) *
C) ?
D) ^

Question 61

Attributes that are limited to a set of possible values are known as _____  types.

Question 62

Case-based Critical Thinking Questions Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
Rosalind wants to declare a "coursenum" attribute, the values of which will be unique within the document. Which attribute type should she use?

A) CDATA
B) UNIQUE
C) ID
D) IDREF

Question 63

Case-based Critical Thinking Questions Case 2-1
Casey is using XML to store information about the students in the science classes that he teaches. He wants to design a DTD that he can use to validate the XML documents that he uses for this purpose, and he comes to you for help.
You tell Casey that he must declare the DTD using a DOCTYPE statement. Where should the DOCTYPE go?

A) before the XML declaration
B) within the XML declaration
C) after the XML declaration and before the document's root element
D) after the document's root element

Question 64

Case-based Critical Thinking Questions Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
You tell Rosalind about the CDATA attribute type. Which of the following attribute values would NOT be allowed for an attribute of this type?

A) 25.99
B) New York, NY
C) Bob & Jenny
D) yellow

Question 65

In a(n) _____  subset, the declarations are placed in an external file that is accessed from the XML document.

Question 66

A(n) _____  is added to the DOCTYPE declaration to provide information about the DTD to the XML parser.

Question 67

DTDs use more general numbering with a(n) _____  symbol, which specifies the number of occurrences of each element.

Question 68

Case-based Critical Thinking Questions Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
You help Rosalind write the declaration of an attribute named "credits" of an element named "course." This optional attribute should contain character data, and a value of 4 should be used if an attribute value is not specified. Which of the following is an appropriate declaration of this attribute?

A)
B)
C)
D)

Question 69

_____  content allows an element to contain both parsed character data and child elements.

Question 70

Case-based Critical Thinking Questions Case 2-1
Casey is using XML to store information about the students in the science classes that he teaches. He wants to design a DTD that he can use to validate the XML documents that he uses for this purpose, and he comes to you for help.
Casey needs to declare an "address" element that can be used to store a student's address. If he intends to store the address as parsed character data, which of the following is an appropriate declaration for this element?

A)
B)
C)
D)

Question 71

External DTDs work the same way as _____  style sheets.

A) dynamic
B) external
C) embedded
D) inline

Question 72

A(n) _____  content model is a list of child elements that follow a defined order.

Question 73

A DOCTYPE declaration like the one in the accompanying figure is also known as a(n) _____ .

Question 74

A(n) _____  specifies an element's name and indicates what kind of content it can contain.

Question 75

Case-based Critical Thinking Questions Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
Rosalind wants to define a required attribute called "semester" of an element named "course." She wants to ensure that this attribute takes on one of three values: fall, spring, or summer. Which type of attribute should she use?

A) CDATA
B) an enumerated type
C) a tokenized type
D) a value-list type

Question 76

Case-based Critical Thinking Questions Case 2-1
Casey is using XML to store information about the students in the science classes that he teaches. He wants to design a DTD that he can use to validate the XML documents that he uses for this purpose, and he comes to you for help.
Casey next wants to write a declaration for an element named "advanced" that he will use to record the fact that a student is advanced. This element will not contain any content. Which of the following is an appropriate element declaration for this element?

A)
B)
C)
D)

Question 77

Case-based Critical Thinking Questions Case 2-1
Casey is using XML to store information about the students in the science classes that he teaches. He wants to design a DTD that he can use to validate the XML documents that he uses for this purpose, and he comes to you for help.
After you teach Casey about declarations for elements with child elements, he constructs the element declaration . Given this declaration, which of the following is NOT a valid "class" element?

A) Beginner DrawingMon. 3-4
B) One-on-One PaintingTues. 11-noon
C) Oil Paintingbrushstrokes
D) Working with Clay

Question 78

Case-based Critical Thinking Questions Case 2-1
Casey is using XML to store information about the students in the science classes that he teaches. He wants to design a DTD that he can use to validate the XML documents that he uses for this purpose, and he comes to you for help.
Casey wants to include a declaration for an element named "note" that can contain any type of content. Which of the following is an appropriate element declaration for this element?

A)
B)
C)
D)

Question 79

The chunks into which a DTD can be broken with parameter entities are known as _____ .

A) components
B) blurbs
C) links
D) modules

Question 80

Case-based Critical Thinking Questions Case 2-2
Rosalind wants to add attribute declarations to her DTD, and she turns to you for information about the possible attribute types.
You help Rosalind write the declaration of the "semester" attribute described in the previous problem. Which of the following is an appropriate declaration for this attribute?

A)
B)
C)
D)