Deck 3: Working With Basic Schemas

Question 1

When data values belong to a range rather than a set of values, you can create a list of possible values using the enumeration element.

Answer 1

False

Question 2

XML Schema was created to replicate all DTD functionality in a schema; it does not support any data types beyond what can be found in DTDs.

Answer 2

False

Question 3

The namespace prefix in the accompanying figure is xs .

Answer 3

True

Question 4

When the mixed attribute is set to the value "true," XML Schema assumes that the element contains both text and child elements.

Question 5

XML Schema supports a collection of built-in data types, but does not allow users to define their own.

Question 6

A schema is an XML document that contains validation rules for an XML vocabulary.

Question 7

User-derived data types fall into three categories: list, union, and restricted.

Question 8

A regular expression is a text string that defines a character pattern .

Question 9

The choice compositor requires that child elements must appear either only once or not at all.

Question 10

The xs:float data type is a double precision floating point number.

Question 11

XML Schema allows for ample flexibility in the date and time format.

Question 12

Given the accompanying figure, because the ID data type is built into the XML Schema, all elements and attributes from the XML Schema vocabulary must be identified using the xs namespace prefix.

Question 13

Schemas do not allow numeric data types.

Question 14

To specify the number of occurrences for a particular character or group of characters,  a(n) quantifier can be appended to a character type or set .

Question 15

The accompanying figure shows the xs:ID data type applied to the stuID attribute.

Question 16

The code to specify the location of the schema file depends on whether the instance document has been placed in a namespace.

Question 17

XML Schema divides its user-derived data types into two classes: primitive and derived.

Question 18

The root element in any XML Schema document is the main element.

Question 19

Unlike DTDs, schemas do not use a single standard.

Question 20

Attributes use the same collection of data types that simple type elements do.

Question 21

The _____ value of the use attribute means that the attribute cannot be used with the element.

A) forbid
B) preclude
C) prohibited
D) excluded

Question 22

To specify that an element contains both text and child elements, add the _____ attribute to the of an element.

A) double
B) multiple
C) aggregate
D) mixed

Question 23

By convention, the namespace prefix _____ is assigned to the XML Schema namespace in order to identify elements and attributes that belong to the XML Schema vocabulary.

A) xsl
B) xst
C) xsm
D) xsd

Question 24

_____  is the most widely adopted schema standard.

A) DDML
B) RELAX
C) TREX
D) XML Schema

Question 25

A file written in XML Schema typically ends with the _____ file extension.

A) )xsd
B) )xst
C) )xsl
D) )xs

Question 26

Perhaps the most commonly used data type in XML Schema is _____ .

A) sequence
B) choice
C) empty
D) string

Question 27

As shown in the accompanying figure, examples of a(n) _____ type of content are the value of an attribute or the textual content of an element.

A) aggregated
B) integrated
C) simple
D) complex

Question 28

If both the maxOccurs and minOccurs attributes are missing, the element is assumed to occur _____.

A) zero times
B) once
C) twice
D) three times

Question 29

The _____ compositor allows any of the child elements to appear in any order in the instance document.

A) target
B) sequence
C) all
D) choice

Question 30

As shown in the accompanying figure, examples of a(n) _____ type of content are elements that contain attributes or elements that contain child elements.

A) simple
B) aggregated
C) complex
D) integrated

Question 31

The _____ compositor defines a specific order for the child elements.

A) choice
B) all
C) target
D) sequence

Question 32

DTDs employ a syntax called _____, which is different from the syntax used for XML.

A) SQL
B) EBNF
C) PHP
D) Perl

Question 33

An attribute is an example of a(n) _____ type.

A) simple
B) complex
C) integrated
D) aggregated

Question 34

The _____ and extension elements are important tools used by XML Schema to derive new data types and design complex content models.

A) additive
B) simpleContent
C) integrated
D) extensible

Question 35

The maxOccurs attribute can have a value of _____ for unlimited occurrences of the child element.

A) unlimited
B) max
C) 100
D) unbounded

Question 36

If an element contains attributes, you have to extend the simple content model to include attributes through the use of the < ____ _ > tag.

A) extension
B) extensible
C) additive
D) integrated

Question 37

The item indicated with the arrow in the accompanying figure is the XML Schema namespace _____ .

A) URL
B) URC
C) URI
D) URR

Question 38

The _____ data type allows an element to contain any text string.

A) pcdata
B) text
C) alpha
D) string

Question 39

To indicate whether an attribute is required, you add the _____ attribute to the element declaration or reference.

A) optional
B) require
C) use
D) attach

Question 40

As shown in the accompanying figure, XML Schema supports _____ types of content.

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

Question 41

A base type is one of _____ fundamental data types not defined in terms of other types.

A) 15
B) 19
C) 25
D) 29

Question 42

The _____ character type is a word character.

A) \w
B) \W
C) \B
D) \b

Question 43

Instead of a pattern involving specific characters, you usually want a more general pattern involving _____ types that represent different kinds of characters.

A) entity
B) character
C) decimal
D) facet

Question 44

According to the accompanying figure, the stuID values must follow the rules of what data type?

A) degreeType
B) siType
C) simple
D) string

Question 45

A _____ can be appended to a character type or set to specify the number of occurrences for a particular character or group of characters.

A) certificate
B) quantifier
C) scope
D) model group

Question 46

A _____ expression is a text string that defines a character pattern.

A) stated
B) defined
C) regular
D) base

Question 47

The _____ facet specifies the maximum number of decimal places to the right of the decimal point in the data type's value.

A) pattern
B) enumeration
C) fractionDigits
D) length

Question 48

A _____ is a text string of word characters around a word.

A) pattern value
B) concatenation
C) precursor
D) boundary

Question 49

Which of the following is a category of data type in XML Schema?

A) common
B) built-in
C) static
D) dynamic

Question 50

The _____ data type is a text string containing valid XML names with no white space.

A) xs:string
B) xs:token
C) xs:NMTOKEN
D) xs:IDREFS

Question 51

Date values must be entered in the format _____.

A) yyyymmdd
B) yymmdd
C) yyyy-mm-dd
D) yy/mm/dd

Question 52

The _____ facet constrains the data type to a specified list of values.

A) length
B) enumeration
C) member
D) pattern

Question 53

The _____ facet specifies the maximum number of decimals in the data type's value.

A) fractionDigits
B) totalDigits
C) whiteSpace
D) pattern

Question 54

With the xs:float data type, non-numeric values can be represented by _____.

A) INF
B) NaN
C) BIN
D) 0

Question 55

A primitive data type is also known as a(n) _____ type.

A) main
B) base
C) key
D) indexed

Question 56

According to the data types defined in the accompanying figure, what is the form that the unique IDs must take?

A) SI###-###-###
B) AAA###-###-#
C) SI###-###-##
D) A###-###-#

Question 57

Derived data types share many of the same characteristics as the _____ data types they are derived from, but with one or two additional restrictions or modifications.

A) token
B) dynamic
C) string
D) primitive

Question 58

The _____ facet has three values: preserve , replace , and collapse .

A) whiteSpace
B) length
C) maxExclusive
D) pattern

Question 59

The _____ data type is a text string similar to the NMTOKEN data type, except that names must begin with a letter or the character " : " or " - ".

A) xs:token
B) xs:ENTITY
C) xs:Name
D) xs:NCName

Question 60

A list data type uses _____ as the delimiter.

A) commas
B) tabs
C) white space
D) Any of the above.

Question 61

Case-based Critical Thinking Questions Case 3-2
Judy has begun to apply the basic information that you have given her about schemas, and she would now like your help in mastering the details of how schemas work. 
Judy has included the following element definition in her schema:
    
            
                  
                        
                        
                  
            
    
Judy would like to indicate that the ingredient element must appear at least once in a recipe, and that it cannot appear more than 20 times. Which of the following should she add to the element declaration to indicate these restrictions?

A) occurs="1:20"
B) occurs="[1:20]"
C) use="1:20"
D) minOccurs="1" maxOccurs="20"

Question 62

Case-based Critical Thinking Questions Case 3-1
Judy wants to be able to validate the XML documents that she uses for recipes. These documents include numeric elements that specify ingredient amounts and cooking times, so you recommend that she use a schema instead of a DTD, and you teach her some of the key facts about schemas.
Judy has an element called "recipeName" that she uses to record the name of a recipe. This element only contains text. Which of the following would be a valid XML Schema definition for this element?

A) recipeName
B) recipeName
C)
D)

Question 63

The _____  value of the use attribute means that the attribute must always appear with the element.

Question 64

A(n) _____ complex type has no name attribute used in the opening tag.

A) empty
B) named
C) anonymous
D) global scope

Question 65

A(n) _____  type contains a single value in XML Schema.

Question 66

The _____  value of the use attribute means that the use of the attribute is optional with the element.

Question 67

Case-based Critical Thinking Questions Case 3-2
Judy has begun to apply the basic information that you have given her about schemas, and she would now like your help in mastering the details of how schemas work. 
Judy has included the following element definition in her schema:
    
            
                  
                        
                        
                  
            
    
In this schema, w hat type of element is ingredient ?

A) an element containing only attributes
B) an element with nested children
C) an element with nested elements and attributes
D) a sequence element

Question 68

The XML document to be validated is called the _____  document.

Question 69

Case-based Critical Thinking Questions Case 3-2
Judy has begun to apply the basic information that you have given her about schemas, and she would now like your help in mastering the details of how schemas work. 
Judy has included the following element definition in her schema:
    
            
                  
                        
                        
                  
            
    
Judy would like to indicate that the "substitution" attribute is a required attribute. Which of the following attribute definitions shows how to accomplish this?

A)
B)
C)
D)

Question 70

The arrow in the accompanying figure points to the XML Schema _____ .

Question 71

Case-based Critical Thinking Questions Case 3-1
Judy wants to be able to validate the XML documents that she uses for recipes. These documents include numeric elements that specify ingredient amounts and cooking times, so you recommend that she use a schema instead of a DTD, and you teach her some of the key facts about schemas.
You tell Judy that there are multiple vocabularies available for schema. Which of them is the most widely adopted?

A) XML Data
B) XML Schema
C) Regular Language for XML
D) Schematron

Question 72

Case-based Critical Thinking Questions Case 3-1
Judy wants to be able to validate the XML documents that she uses for recipes. These documents include numeric elements that specify ingredient amounts and cooking times, so you recommend that she use a schema instead of a DTD, and you teach her some of the key facts about schemas.
Which of the following is NOT an advantage of schemas over DTDs?

A) They are more flexible than DTDs in dealing with mixed content.
B) They support more data types than DTDs.
C) They provide better support for namespaces.
D) They are simpler to create and maintain.

Question 73

A(n) _____  type contains two or more values placed within a defined structure in XML Schema.

Question 74

Which of the following is a valid ID according to the accompanying figure?

A) SI333-567-88
B) M97-56-344
C) SI789-456
D) Any of the above.

Question 75

Case-based Critical Thinking Questions Case 3-2
Judy has begun to apply the basic information that you have given her about schemas, and she would now like your help in mastering the details of how schemas work. 
Judy has included the following element definition in her schema:
    
            
                  
                        
                        
                  
            
    
In her definition of the recipe element, Judy would like to reference the existing definition of the ingredient element. Which of the following element declarations accomplishes this?

A)
B)
C)
D)

Question 76

Case-based Critical Thinking Questions Case 3-1
Judy wants to be able to validate the XML documents that she uses for recipes. These documents include numeric elements that specify ingredient amounts and cooking times, so you recommend that she use a schema instead of a DTD, and you teach her some of the key facts about schemas.
Judy has an attribute called "recipeType" that she uses to record whether the recipe is for an appetizer, entree, dessert, or other type of dish. This attribute only contains text. Which of the following would be a valid XML Schema definition for this attribute?

A) recipeType
B)
C) recipeType
D)

Question 77

DTDs employ a syntax called _____.

Question 78

Case-based Critical Thinking Questions Case 3-1
Judy wants to be able to validate the XML documents that she uses for recipes. These documents include numeric elements that specify ingredient amounts and cooking times, so you recommend that she use a schema instead of a DTD, and you teach her some of the key facts about schemas.
You teach Judy about the differences between simple and complex data types. Which of the following would NOT require a complex type?

A) an element containing only text
B) an empty element containing attributes
C) an element containing child elements
D) an element containing child elements and an attribute

Question 79

Case-based Critical Thinking Questions Case 3-2
Judy has begun to apply the basic information that you have given her about schemas, and she would now like your help in mastering the details of how schemas work. 
Judy has included the following element definition in her schema:
    
            
                  
                        
                        
                  
            
    
Judy would like to add a definition for an attribute called "substitution" to the element definition. It will indicate a possible substitution for the ingredient specified by the element. Where should the definition of this attribute appear in the element definition?

A) within the definition of the element
B) between the lines for and
C) between the lines for and
D) between the lines for and

Question 80

The string data type is a(n)   _____  data type, which is part of the XML Schema language.