Deck 18: Learn about replicated partitioned data stores for supporting clusters

Question 1

What is the largest unit of memory,out of the five given choices?

A) Petabyte
B) Terabyte
C) Gigabyte
D) Zettabyte
E) Exabyte

Answer 1

D

Question 2

XML provides a standardized,non-customizable way to describe the content of a document.

Answer 2

False

Question 3

What does NoSQL stand for,and what does it mean?

Answer 3

NoSQL actually stands for "Not only SQL." The term NoSQL is a misnomer,since the term really refers to the various types of non-relational databases and DBMSs that are becoming widely used by Web applications such as Facebook and Twitter.A NoSQL database is often a distributed,replicated database.

Question 4

Column family databases that use column families and super column families contain keyspaces.

Question 5

Graph databases are composed of three elements,one of which is the node.

Question 6

The four categories of NoSQL databases used in the text are the ________ database,the ________ database,the ________ database,and the ________ database.

Question 7

One of the four categories of NoSQL databases used in the text is the Column Family database.

Question 8

XML documents and XML Schemas are created in different languages.

Question 9

Specify the four categories of NoSQL databases used in the text,and give an example of each.

Question 10

________ is a set of approaches for taking portions of a database and moving them to a different server in a cluster.

Question 11

An example of a document database is ________.

A) Dynamo
B) Couchbase Server
C) Bigtable
D) Neo4j
E) MySQL

Question 12

Column family databases may use columns,super columns,column families and super column families.

Question 13

NoSQL really stands for "Not only SQL."

Question 14

NoSQL really stands for ________.

Question 15

DBMSs associated with the NoSQL movement use all of the following databases except ________.

A) Key-Value
B) Relational
C) Column Family
D) Graph
E) Document

Question 16

Graph databases are composed of three elements,one of which is the attribute.

Question 17

Graph databases are composed of three elements,one of which is the edge.

Question 18

JSON stands for Jason Script Object Notation.

Question 19

The document type declaration for an XML document begins with the keyword ________.

A) XML
B) DTD
C) TYPE
D) DOCTYPE
E) TYPEDECL

Question 20

A popular document-oriented format for use in document databases is JSON.

Question 21

The key-value database uses columns.

Question 22

For database/XML applications,a good rule to follow is that elements are used to carry data and attributes are used to carry metadata.

Question 23

The first section of an XML document might be a ________.

A) Document Definition Section (DDS)
B) Document Type Declaration (DTD)
C) Data Type (DTYPE)
D) Document Type (DOCTYPE)
E) Type Declaration (TYPEDECL)

Question 24

Graph databases are composed of ________.

A) Nodes
B) Properties
C) Edges
D) both A and C
E) A, B and C

Question 25

XML Schemas consist of elements,attributes,and properties.

Question 26

What are the elements of a graph database?

Question 27

In XML Schema,the default cardinality of elements is 0.1.

Question 28

A complex element must have more than one simple element.

Question 29

One of the four categories of NoSQL databases used in the text is the Word Processing database.

Question 30

In XML Schema,the default minimum cardinality can be overridden using the minOccurs attributes.

Question 31

DTD stands for Document Type Declaration.

Question 32

In XML Schema,there are two types of elements,simple and complex.

Question 33

One of the four categories of NoSQL databases used in the text is the Key-Value database.

Question 34

One of the four categories of NoSQL databases used in the text is the Graphical database.

Question 35

Graph databases are composed of ________.

Question 36

An example of a key-value database is ________.

A) DynamoDB
B) Couchbase Server
C) Bigtable
D) Neo4j
E) MySQL

Question 37

An example of a graph database is ________.

A) Dynamo
B) Couchbase Server
C) Bigtable
D) Neo4j
E) MySQL

Question 38

The XML Schema statement xmlns:xsd indicates that ________.

A) this XML Schema uses a labeled namespace called xsd
B) this XML Schema is validated at www.xsd.com
C) this XML Schema is validated at www.xmlns.com using the xsd XML Schema located there
D) this XML Schema is using a non-standard looping procedure, where xsd is the variable name of the loop increment
E) the value of the variable xmnls is being set equal to the value of the variable xsd

Question 39

Which of the following is not true about document type declarations for XML documents?

A) They are not required.
B) They are required for type-valid documents.
C) They cannot be contained inside the XML document.
D) Storing the DTD externally allows many documents to be validated against the same DTD.
E) The DTD can be extended by the developer with any elements he or she wants to include.

Question 40

XML designers created a system that allows document structure,data content,and materialization to be mixed.

Question 41

Which command is selected in order to arrive at the Deploy Database Introduction screen on Microsoft Azure?

A) Tasks | Deploy Database to Microsoft Azure SQL Database
B) Tasks | Upload Database to Microsoft Azure SQL Database
C) Tasks | Migrate Database to Microsoft Azure SQL Database
D) Tasks | Install Database to Microsoft Azure SQL Database
E) Tasks | Initialize Database to Microsoft Azure SQL Database

Question 42

XML Schema is used to define ________.

A) document content and structure
B) XQL queries
C) DOM-compliant parsers
D) DTDs
E) XPath searches

Question 43

The use of the XML Schema expression minOccurs="0" ________.

A) is an XML Schema default
B) is required as there are no defaults in an XML Schema
C) is similar to the SQL schema NULL constraint
D) both A and C
E) both B and C

Question 44

Which of the following is a type of element in an XML Schema?

A) Simple
B) Composite
C) Compound
D) Complex
E) Both A and D

Question 45

What is an XML DTD?

Question 46

An important improvement of XML Schema over DTDs is that XML Schema are ________.

Question 47

What is an XML Schema?

Question 48

XML Schemas consist of ________.

A) elements
B) attributes
C) properties
D) both A and B
E) A, B, and C

Question 49

The default cardinality for elements in an XML Schema is ________.

Question 50

In database/XML applications,it is a recommended practice that ________ represent data,and that ________ represent metadata.

Question 51

XML documents that conform to an XML Schema are validated against that schema.

Question 52

In database/ XML applications,it is a recommended practice that ________.

A) elements represent data, and attributes represent metadata
B) elements carry metadata, and attributes carry data
C) elements and attributes carry data, and the XML Schema carry metadata
D) elements and attributes carry metadata, and the XML Schema carry data
E) either A or B

Question 53

XML documents can be ________ against their XML Schema.

A) measured
B) grown
C) validated
D) browsed
E) All of the above

Question 54

There are no install prerequisites for following the appendix's procedure to create an account on Microsoft Azure.

Question 55

The default cardinality for elements in an XML Schema is ________.

A) 0.1
B) 1.1
C) 1.N
D) N.1
E) M.N

Question 56

An important improvement of XML Schema over DTDs is that ________.

A) XML Schema can be stored external to the document
B) XML Schema support XQL queries
C) XML Schema are XML documents
D) XML Schema are not required
E) XML Schema can validate XML documents

Question 57

Microsoft's Azure DocumentDB is an example of which type of database?

A) Key-value
B) Relational
C) Column family
D) Document
E) Graph

Question 58

XML Schemas consist of ________.

Question 59

An important improvement of XML Schema over DTDs is that XML Schemas are themselves XML documents.

Question 60

XML Schema is a synonym for Document Type Declaration (DTD).

Question 61

XML stands for Extensible Markup Language.

Question 62

Which of the following is true about XML?

A) It allows the confounding of document structure, content, and format.
B) It is non-standardized to allow for extension by developers.
C) The structure of documents is formally defined.
D) XML tags, like some HTML tags, are vague and arbitrary.
E) None of the above

Question 63

A document database may use either XML or JSON as the basis for storing data.

Question 64

The CAP theorem defines the three properties,one of which is consistency.

Question 65

What is the CAP theorem,and what does it show?

Question 66

SOAP originally stood for ________.

A) Simple Operational Application Protocol
B) Standard Operational Application Protocol
C) Simple Object Application Protocol
D) Simple Object Access Protocol
E) Standard Object Access Protocol

Question 67

The CAP Theorem defines three properties of distributed database systems,which are ________.

A) consistency, always-on, properties
B) competency, always-on, properties
C) consistency, availability, partition tolerance
D) competency, availability, partition tolerance
E) consistency, availability, properties

Question 68

SOAP has become ________.

A) just a name, not an acronym
B) a standard protocol for sending any type of message
C) an old technology replaced by XML
D) both A and B
E) A, B, and C

Question 69

SOAP was originally an XML-based standard for providing remote procedure calls over the Internet.

Question 70

The CAP theorem defines the three properties of ________,________,and ________.

Question 71

The CAP theorem defines the three properties,one of which is partition tolerance.

Question 72

The CAP theorem defines the three properties,one of which is authorization.

Question 73

What is XML,and why is it significantly better than HTML?

Question 74

XSLT is a robust and powerful transformation language that can be used to materialize XML documents into HTML.

Question 75

XML stands for ________.

A) Experimental Markup Language
B) Extendable Markup Language
C) Extensible Markup Language
D) Active X-control Markup Language
E) Active X-control Management Language