Data Management
Chapter Exam Questions
Course Introduction
Data Management is an essential course that explores the fundamental principles, techniques, and tools used for collecting, storing, processing, and analyzing data in organizational settings. The course covers topics such as database design, data modeling, data integrity, normalization, SQL querying, and the implementation of relational and non-relational database systems. In addition, it addresses data governance, security, and ethical considerations for managing data as a critical asset. Through practical assignments and projects, students gain hands-on experience working with real-world datasets and database management systems, preparing them to effectively handle data in diverse professional environments.
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Database Processing Fundamentals Design and Implementation 14th Edition by David
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M. Kroenke
Chapter 1: Introduction
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Q1) Microsoft Access is just a DBMS.
A)True
B)False
Answer: False
Q2) The industry standard supported by all major DBMSs that allows tables to be joined together is called ________.
A)Sequential Query Language (SQL)
B)Structured Question Language (SQL)
C)Structured Query Language (SQL)
D)Standard Question Language (SQL)
Answer: C
Q3) A database designed to combine two databases used by the Sales department is a database being designed ________.
A)from existing data
B)as a new systems development project
C)as a redesign of an existing database
D)Both A and B are correct
Answer: C
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Chapter 2: Introduction to Structured Query Language
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Q1) The SQL wildcard character "%" represents a series of one or more unspecified characters.
A)True
B)False
Answer: False
Q2) To sort the rows of the result table,the ORDER BY clause is specified.
A)True
B)False
Answer: True
Q3) An ad-hoc SQL query is typically written within an application program.
A)True
B)False
Answer: False
Q4) To refer to a set of values in a condition,the values are placed inside parentheses ( )and separated by commas.
A)True
B)False
Answer: True
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Chapter 3: The Relational Model and Normalization
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Q1) A deletion anomaly exists when deleting data about one entity results in the loss of data about another entity.
A)True
B)False
Answer: True
Q2) Surrogate keys usually slow performance.
A)True
B)False
Answer: False
Q3) An attribute is considered to be a non-key attribute when it is a non-prime attribute,which means that the attribute is not contained in any candidate key.
A)True
B)False
Answer: True
Q4) All relations are tables,but not all tables are relations.
A)True
B)False
Answer: True
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Chapter 4: Database Design Using Normalization
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Q1) What is the multivalue,multicolumn problem,and why is it a problem? Include an example.
Q2) Creating a read-only database is a job often given to beginning database professionals.
A)True
B)False
Q3) An inconsistent values problem is created when different users have coded the same data entries differently.
A)True
B)False
Q4) Read-only databases seldom use more than one copy of a set of the same data.
A)True
B)False
Q5) A defining requirement for BCNF is that every determinant must be a candidate key.
A)True
B)False
Q6) A missing value is called a null value.
A)True
B)False
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Chapter 5: Data Modeling With the Entity-Relationship Model
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Q1) In an E-R model,the three types of minimum cardinality are mandatory,optional,and indeterminate.
A)True
B)False
Q2) Which of the following is not a key element of an E-R model?
A)Relationships
B)Entities
C)Objects
D)Attributes
Q3) Which of the following is not a common variant of the E-R model?
A)IE Crow's Foot
B)IDEF1X
C)UML
D)Object-oriented
Q4) Distinguish between an entity class and an entity instance.
Q5) Data modelers agree that weak,non-ID-dependent entities exist and are important.
A)True
B)False
Q6) What is meant by the degree of a relationship?
Q7) Explain the ambiguity in the broad definition of a weak entity. Page 7
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Chapter 6: Transforming Data Models Into Database Designs
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Q1) An intersection table can have additional attributes besides the keys of its parent tables.
A)True
B)False
Q2) A foreign key is a key that does not belong in any table.
A)True
B)False
Q3) All identifying relationships are 1:N.
A)True
B)False
Q4) How are one-to-one recursive relationships addressed using the relational model?
Q5) In many-to-many relationships in a relational database design,the primary keys of both tables are joined into a composite primary key in the intersection table.
A)True
B)False
Q6) One of the important properties of a column is whether or not it can have a NULL value.
A)True
B)False
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Chapter 7: SQL for Database Construction and Application Processing
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Q1) The SQL command CREATE USER VIEW is used to create a virtual table.
A)True
B)False
Q2) An SQL virtual table is called a view.
A)True
B)False
Q3) Which keyword is used to remove one or more rows from a table?
A)DELETE
B)INSERT
C)ERASE
D)SET
Q4) If the values in an SQL view are not changeable through the view itself,you may still be able to update the view by using unique application logic.In this case,the specific logic is placed in ________.
A)a BEFORE trigger
B)an INSTEAD OF trigger
C)an AFTER trigger
D)Depending on the specific logic,either A or B can be used.
Q5) Discuss SQL data types.
Q6) Explain the essential format of the CREATE TABLE statement. Include an example. Page 10
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Chapter 8: Database Redesign
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Q1) When running an SQL query that uses NOT EXISTS,the NOT EXISTS keyword will be true if ________.
A)any row in the subquery meets the condition
B)all rows in the subquery meet the condition
C)no row in the subquery meets the condition
D)any row in the subquery fails to meet the condition
Q2) Because of the need to know the functional dependencies in a database,it is a good idea to create a(n)________.
A)conceptual schema
B)internal schema
C)dependency graph
D)table-relationship diagram
Q3) The process of reading an actual database schema and producing a data model from that schema is called ________.
A)data modeling
B)data engineering
C)reverse engineering
D)schema modeling
Q4) What is reverse engineering and how well does it work?
Q5) What is a correlated subquery? Include an example.
Page 12
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Chapter 9: Managing Multiuser Databases
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Q1) A passive data repository is preferred over an active repository because it requires less human intervention.
A)True
B)False
Q2) With pessimistic locking,the assumption is made that a conflict will occur.
A)True
B)False
Q3) The DBA has to find a balance between the conflicting goals of maximizing availability of the database to users and protecting the database.
A)True
B)False
Q4) Discuss the DBMS security model.
Q5) Which type of data repository is composed of metadata that is created automatically as the system components are created?
A)Passive
B)Dynamic
C)Active
D)Automatic
Q6) Briefly explain the strategy of two-phased locking.
Page 13
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Chapter 10: Managing Databases With SQL Server 2014
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Q1) SQL Server AFTER triggers may be used with insert and update actions,but not delete actions.
A)True
B)False
Q2) Which type of index in SQL Server is faster for data retrieval?
A)Clustered
B)Nonclustered
C)Baseline
D)There is no advantage to any particular index for data retrieval,only for data updating.
Q3) When viewing a table in the GUI tools table design window in SQL Server,the notation that should supply the values for a surrogate key is that the Identity property of that column is set to "Yes."
A)True
B)False
Q4) SQL Server automatically makes determinations of whether or not to promote or demote a lock.
A)True
B)False
Q5) Briefly explain the different SQL Server backup types.
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Chapter 11: Managing Databases With Oracle Database
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Q1) The type of failure that occurs when Oracle Database itself fails due to an operating system or computer hardware failure is called an instance failure.
A)True
B)False
Q2) The prefix :old is used to make previous values of columns available to update and delete triggers.
A)True B)False
Q3) The NextVal method provides the next value in a sequence.
A)True B)False
Q4) With Oracle Database,using a sequence does not guarantee valid surrogate key values.
A)True
B)False
Q5) Oracle Database provides only one method for creating an Oracle Database database.
A)True B)False
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Chapter 12: Managing Databases With Mysql 56
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Q1) MySQL uses the MySQL CALL statement to run a stored procedure.
A)True
B)False
Q2) A MySQL data backup is accomplished by using the "Data Export" feature.
A)True
B)False
Q3) The MySQL command line utility is ________.
A)MySQL*Plus
B)the MySQL Command-Line Client
C)MySQL-Shell
D)MySQL-CMD
Q4) The MySQL Workbench is included in the MySQL Server Community Edition installation.
A)True
B)False
Q5) MySQL uses MySQL NEW transition variables with triggers to access new data inserted into a table row.
A)True
B)False
Q6) What is the MySQL Table Editor?
Page 16
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Chapter 13: The Web Server Environment
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Sample Questions
Q1) Which of the following is true of JDBC?
A)Programs must be written in Java.
B)JDBC only works with open-source products.
C)JDBC is only available for Unix-like operating systems,such as Linux.
D)JDBC is actually a DBMS.
Q2) Java programs tend to execute faster than programs compiled into machine-dependent code because the Java virtual machine only has to interpret the bytecode.
A)True
B)False
Q3) Which of the following is not true about ADO.NET DataSets?
A)They can have multiple tables and relationships.
B)They can have foreign keys and surrogate keys.
C)They can support referential integrity actions.
D)Operations performed on DataSets are also performed on the data on disk.
Q4) Give an example of how XML can be used with a DBMS.
Q5) Briefly describe PHP.
Q6) ADO was (and still is)frequently used for database applications.
A)True
B)False
Page 17
Q7) Explain the process by which JSP pages are compiled.
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Chapter 14: Big Data, Data-Warehouses, and Business Intelligence Systems
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Q1) Data warehouses also store the data warehouse metadata.
A)True
B)False
Q2) To arrange the PivotTable columns and rows in Microsoft Excel 2013,we use the
A)PivotTable Control
B)PivotTable dialog box
C)PivotTable Field List
D)Pivot Table Wizard
Q3) In the MapReduce process,the first step is the ________ step.
A)column
B)reduce
C)column family
D)map
Q4) To create an OLAP report for an SQL Server 2014 database,use the PivotTable tool in SQL Server 2014.
A)True
B)False
Page 18
Q5) What are objects,and how are they related to the object-oriented DBMS (OODBMS)?
Q6) What is a data warehouse?
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Chapter 15: Getting Started With Microsoft Access 2013
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Q1) Describe the Microsoft Access 2013 Navigation Pane.
Q2) The Microsoft Access 2013 tabbed Ribbon contains a set of control tabs.
A)True
B)False
Q3) In Microsoft Access,the relationship between two tables is not actually created until
A)the OK button in the Create Relationships dialog box is clicked
B)the Create button in the Create Relationships dialog box is clicked
C)the OK button in the Edit Relationships dialog box is clicked
D)the Create button in the Edit Relationships dialog box is clicked
Q4) In Microsoft Access,tables are added to a Query window by ________.
A)selecting the tables from the Use Table dialog box
B)selecting the tables from the Show Table dialog box
C)selecting the tables from the Tables section of the Navigation Pane
D)selecting the tables from the Queries section of the Navigation Pane
Q5) What is the Microsoft Office Fluent User Interface?
Q6) The default Microsoft Access 2013 command tabs are HOME,CREATE,INTERNAL DATA and DATABASE TOOLS.
A)True
B)False
Page 20
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Chapter 16: Getting Started With Systems Analysis and Design
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Q1) What activities take place during the component design step of the systems development life cycle (SDLC)?
Q2) How does Michael Porter define support business activities? What do they include?
Q3) User interviews are conducted during the ________ step of the SDLC.
A)system definition
B)requirements analysis
C)component design
D)implementation
Q4) The classic systems analysis methodology is called the ________.
A)Systems Development Life Cycle (SDLC)
B)Analysis Development Life Cycle (ADLC)
C)Component Development Life Cycle (CDLC)
D)Information Development Life Cycle (IDLC)
Q5) Which of the following does a Statement of work (SOW)typically not contain?
A)Non-functional requirements (speed and time,capacity and reliability)
B)An identification of who will do the work
C)The objectives of the work to be done
D)The location of where the work will be done
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Q6) What are the five steps or stages of the systems development life cycle (SDLC)?
Chapter 17: E-R Diagrams and the IDEF1X Standard
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Q1) The IDEF1X default cardinality of a nonidentifying connection relationship is indicated by a dashed line with a filled-in circle by the child and no other notation.
A)True
B)False
Q2) In IDEF1X,extended E-R model supertype entities are called ________.
A)generic entities
B)category entities
C)nonspecific entities
D)category clusters
Q3) In IDEF1X,a category cluster includes BLACK and WHITE,but does not show GREY,which is also a possible category.This is an IDEF1X ________.
A)complete category cluster
B)incomplete category cluster
C)inherited category cluster
D)inconclusive category cluster
Q4) What is IDEF1X?
Q5) What symbols are used in IDEF1X diagrams to represent cardinalities?
Q6) What line symbols are used in IDEF1X diagrams to represent relationships?
Q7) What are IDEF1X domains?
Page 22
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Chapter 18: E-R Diagrams and the UML Standard
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Q1) In UML-style E-R diagrams,the third segment of an entity class contains ________.
A)the name of the entity
B)the cardinalities of the entity
C)constraints and methods
D)entity attributes
Q2) UML-style E-R diagrams allow for the existence of class attributes which are attributes that pertain to the collection of all entities within that class,not to the individual entity instances themselves.
A)True
B)False
Q3) In the UML-style entity class ORDERS shown above,"GetOrderNo( )" is a ________.
A)private method
B)protected method
C)public constraint
D)public method
Q4) The classes of all entities to be stored in the database are labeled <<persistent>>.
A)True
B)False
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Chapter 19: Getting Started With Mysql Workbench Data
Modeling Tools
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Q1) In order to create MySQL EER diagrams,users must log into MySQL using the Connect to Database and the Connect to MySQL Server dialog boxes.
A)True
B)False
Q2) Describe how to create relationships in a MySQL Workbench database design.
Q3) To create a new MySQL Workbench EER model,you can use the Create new EER Model link on the Home page.
A)True
B)False
Q4) The MySQL Installer for Windows can be used to install the MySQL Workbench. A)True
B)False
Q5) In the MySQL Workbench,a 1:N identifying relationship between two tables that do not contain the needed primary and foreign keys is created using ________.
A)the 1:N Identifying Relationship button
B)the 1:N Non-identifying Relationship button
C)the N:M Identifying Relationship button
D)the Place a Relationship Using Existing Columns button
Q6) Describe how to set table properties in a MySQL Workbench database design.
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Chapter 20: Getting Started With Microsoft Visio 2013
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Q1) In Microsoft Visio 2013,for a Relationship object relationship that is one-optional on the child side of the relationship,the correct setting in the Symbol menu is ________.
A)1 and only 1
B)1 or more
C)Zero or 1
D)Zero or more
Q2) In Microsoft Visio 2013,we can create data models using ________.
A)Entity and Dynamic connector objects
B)Entity and Relationship connector objects
C)Category and Dynamic connector objects
D)We cannot create data models in Microsoft Visio 2013.
Q3) In Microsoft Visio 2013,the Crow's Foot Database Notation stencil objects include a Category object.
A)True
B)False
Q4) In Microsoft Visio 2013,we can create data models using Entity and Relationship objects.
A)True
B)False
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Chapter 21: Data Structures for Database Processing
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Q1) The word key indicates a field or fields whose value uniquely or nonuniquely identifies a record or set of records.
A)True
B)False
Q2) In a linked list,the sequence field holds the address of the next record in the logical sequence.
A)True
B)False
Q3) A collection of records and the N:M relationships between them is a ________.
A)simple network
B)complex network
C)compound network
D)logical network
Q4) What is a linked list?
Q5) An intersection record is a record that is created when a complex network is decomposed into a simple network.
A)True
B)False
Q6) What is a B-tree?
26
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Chapter 22: the Semantic Object Model
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Q1) Semantic objects represent the user's perceptions more closely than the E-R model.
A)True
B)False
Q2) A "composite object" cannot contain more than one multivalued attribute.
A)True
B)False
Q3) Semantic objects are said to be ________.
A)Semantically self-contained
B)Semantically complete
C)Semantically inclusive
D)Both A and B are correct
Q4) A semantic object must represent something with a physical existence.
A)True
B)False
Q5) Group attributes are composites of other attributes.
A)True
B)False
Q6) Explain the concept of semantic objects as being a sufficient description.
Q7) Describe the two ways that semantic object views can be used.
Page 27
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Chapter 23: Getting Started With Web Servers, PHP, and the
Netbeans IDE
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Q1) Which of the following is not true about PHP dynamic extension files (dll files)?
A)They can be shared by many applications.
B)They allow php to make application calls directly to the DBMS rather than using ODBC.
C)There is no relationship between the php.ini file and the dll files.
D)They enable support for PHP Data Objects (PDO).
Q2) The IIS Web server is automatically installed when the Windows operating system is installed,and no additional steps are necessary to either install or activate it.
A)True
B)False
Q3) What additional permissions must be assigned before a user can work with files on the IIS Web server?
Q4) What is theNetBeans IDE?
Q5) The default Web page for the IIS Web server is index.html.
A)True
B)False
Q6) What is PHP?
Q7) What are the Java JVM,JRE,SDK,and NetBeans? How do they relate?
Page 28
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Chapter 24: Business Intelligence Systems
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Q1) Refer to the table above.What is the definition of support for Drug A and Drug B?
A)The probability that Drug A will be purchased.
B)The probability that Drug B will be purchased.
C)The probability that both Drug A and Drug B will be purchased.
D)The probability that Drug A will be purchased given that Drug B has been purchased.
Q2) A report that is sent to users on a predetermined schedule is called a push report.
A)True
B)False
Q3) A data mart is a collection of data that addresses a particular component of functional area of a business.
A)True
B)False
Q4) In RFM analysis,R stands for "how recently",F stands for "how frequently" and M stands for "how many months."
A)True
B)False
Q5) What is a data warehouse?
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Chapter 25: Big Data
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Q1) 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 are correct
Q2) In XML Schema,the default cardinality of elements is 0.1.
A)True
B)False
Q3) XML Schemas consist of ________.
A)elements
B)attributes
C)properties
D)Both A and B are correct
Q4) Specify the four categories of NoSQL databases used in the text,and give an example of each.
Q5) XML Schema elements of the complexType may contain ________.
A)one primitive element
B)at most one complexType element
C)any number of simple elements but no complex elements
D)any combination of simple and complex elements
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