Question 1

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

Accepted Answer

A) True 
 B)False

Question 2

One important difference between a relation and a column family is that ________.

Accepted Answer

A) the rows in a column family can have different numbers of columns 
B) the columns in a column family are unnamed 
C) all values in a column family must have the same timestamp 
D) values in a column family must be strings 
A) the rows in a column family can have different numbers of columns 
B) the columns in a column family are unnamed 
C) all values in a column family must have the same timestamp 
D) values in a column family must be strings

Question 3

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

Accepted Answer

A) True 
 B)False

Question 4

XML stands for Extensible Markup Language.

Accepted Answer

A) True 
 B)False

Question 5

XML documents that are not-type-valid can still be ________.

Accepted Answer

A) DTD-valid 
B) XML-valid 
C) DTD-compliant 
D) proper XML documents 
A) DTD-valid 
B) XML-valid 
C) DTD-compliant 
D) proper XML documents

Question 6

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

Accepted Answer

A) True 
 B)False

Question 7

All type-valid XML documents are required to have a DTD.

Accepted Answer

A) True 
 B)False

Question 8

An example of a graph database is ________.

Accepted Answer

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

Question 9

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

Accepted Answer

A) True 
 B)False

Question 10

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

Accepted Answer

A) elements carry data,and attributes carry 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 
A) elements carry data,and attributes carry 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

Question 11

Unlike SQL views,XML views are not limited to one multivalued path.

Accepted Answer

A) True 
 B)False

Question 12

XML documents and XML Schemas are created in different languages.

Accepted Answer

A) True 
 B)False

Question 13

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

Accepted Answer

The CAP theorem,which was first proposed

Question 14

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

Accepted Answer

A) True 
 B)False

Question 15

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

Accepted Answer

A) True 
 B)False

Question 16

An example of a key-value database is ________.

Accepted Answer

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

Question 17

The SQL Server XML SELECT statements can be applied to ________.

Accepted Answer

A) single table SELECT statements 
B) multiple table SELECT statements 
C) XML Schema statements 
D) Both A and B are correct 
A) single table SELECT statements 
B) multiple table SELECT statements 
C) XML Schema statements 
D) Both A and B are correct

Question 18

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

Accepted Answer

A) True 
 B)False

Question 19

Which of the following is true about XSLT?

Accepted Answer

A) It can be used to materialize XML documents into HTML. 
B) XSLT processors are context oriented. 
C) It is a non-declarative transformation language. 
D) Both A and B are correct 
A) It can be used to materialize XML documents into HTML. 
B) XSLT processors are context oriented. 
C) It is a non-declarative transformation language. 
D) Both A and B are correct

Question 20

In a column family database,the unit of data that most closely corresponds to a relation is the ________.

Accepted Answer

A) column 
B) timestamp 
C) column family 
D) keyspace 
A) column 
B) timestamp 
C) column family 
D) keyspace

Exam 25: Big Data

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

One important difference between a relation and a column family is that ________.

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

XML stands for Extensible Markup Language.

XML documents that are not-type-valid can still be ________.

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

All type-valid XML documents are required to have a DTD.

An example of a graph database is ________.

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

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

Unlike SQL views,XML views are not limited to one multivalued path.

XML documents and XML Schemas are created in different languages.

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

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

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

An example of a key-value database is ________.

The SQL Server XML SELECT statements can be applied to ________.

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

Which of the following is true about XSLT?

In a column family database,the unit of data that most closely corresponds to a relation is the ________.

Introduction

Introduction to Structured Query Language

The Relational Model and Normalization

Database Design Using Normalization

Data Modeling With the Entity-Relationship Model

Transforming Data Models Into Database Designs

SQL for Database Construction and Application Processing

Database Redesign

Managing Multiuser Databases

Managing Databases With SQL Server 2014

Managing Databases With Oracle Database

Managing Databases With Mysql 5.6

The Web Server Environment

Big Data, Data-Warehouses, and Business Intelligence Systems

Getting Started With Microsoft Access 2013

Getting Started With Systems Analysis and Design

E-R Diagrams and the IDEF1X Standard

E-R Diagrams and the UML Standard

Getting Started With Mysql Workbench Data Modeling Tools

Getting Started With Microsoft Visio 2013

Data Structures for Database Processing

the Semantic Object Model

Getting Started With Web Servers, PHP, and the Netbeans IDE

Business Intelligence Systems

Filters