Deck 1: The Database Environment and Development Process

Question 1

A rule that CANNOT be violated by database users is called a:

A) password.
B) constraint.
C) program.
D) view.

Answer 1

B

Question 2

The most common source of database failures in organizations is:

A) lack of planning.
B) inadequate budget.
C) inadequate hardware.
D) failure to implement a strong database administration function.

Answer 2

D

Question 3

________ are established between entities in a well-structured database so that the desired information can be retrieved.

A) Entities
B) Relationships
C) Lines
D) Ties

Answer 3

B

Question 4

Program-data dependence is caused by:

A) file descriptions being stored in each database application.
B) data descriptions being stored on a server.
C) data descriptions being written into programming code.
D) data cohabiting with programs.

Question 5

A(n) ________ is often developed by identifying a form or report that a user needs on a regular basis.

A) enterprise view
B) reporting document
C) user view
D) user snapshot

Question 6

Which organizational function should set database standards?

A) Management
B) Application development
C) Technical services
D) Database Administration

Question 7

A database is an organized collection of ________ related data.

A) logically
B) physically
C) loosely
D) badly

Question 8

________ is a tool even non-programmers can use to access information from a database.

A) ODBC
B) Structured query language
C) ASP
D) Data manipulation query language

Question 9

Older systems that often contain data of poor quality are called ________ systems.

A) controlled
B) legacy
C) database
D) mainframe

Question 10

Relational databases establish the relationships between entities by means of common fields included in a file called a(n):

A) entity.
B) relationship.
C) relation.
D) association.

Question 11

Which of the following is NOT an advantage of database systems?

A) Redundant data
B) Program-data independence
C) Better data quality
D) Reduced program maintenance

Question 12

With the database approach, data descriptions are stored in a central location known as a:

A) server.
B) mainframe.
C) PC.
D) repository.

Question 13

All of the following are primary purposes of a database management system (DBMS) EXCEPT:

A) creating data.
B) updating data.
C) storing data.
D) providing an integrated development environment.

Question 14

A user view is:

A) what a user sees when he or she looks out the window.
B) a table or set of tables.
C) a logical description of some portion of the database.
D) a procedure stored on the server.

Question 15

A graphical system used to capture the nature and relationships among data is called a(n):

A) XML data model.
B) hypertext graphic.
C) relational database
D) data model.

Question 16

A person, place, object, event, or concept about which the organization wishes to maintain data is called a(n):

A) relationship.
B) object.
C) attribute.
D) entity.

Question 17

In a file processing environment, descriptions for data and the logic for accessing the data are built into:

A) application programs.
B) database descriptors.
C) fields.
D) records.

Question 18

Because applications are often developed independently in file processing systems:

A) the data is always non-redundant.
B) unplanned duplicate data files are the rule rather than the exception.
C) data can always be shared with others.
D) there is a large volume of file I/O.

Question 19

Data that describe the properties of other data are:

A) relationships.
B) logical.
C) physical.
D) metadata.

Question 20

All of the following are properties of metadata EXCEPT:

A) data definitions.
B) processing logic.
C) rules or constraints.
D) data structures.

Question 21

Which of the following is NOT a cost and/or risk of the database approach?

A) Specialized personnel
B) Cost of conversion
C) Improved responsiveness
D) Organizational conflict

Question 22

Database development begins with ________, which establishes the range and general contents of organizational databases.

A) database design
B) cross-functional analysis
C) departmental data modeling
D) enterprise data modeling

Question 23

Which of the following is software used to create, maintain, and provide controlled access to databases?

A) Network operating system
B) User view
C) Database management system (DBMS)
D) Attribute

Question 24

Organizing the database in computer disk storage is done in the ________ phase.

A) design
B) maintenance
C) analysis
D) implementation

Question 25

The SDLC phase in which every data attribute is defined, every category of data is listed and every business relationship between data entities is defined is called the ________ phase.

A) planning
B) design
C) analysis
D) implementation

Question 26

A knowledge base of information or facts about an enterprise is called a(n):

A) enterprise information system.
B) repository.
C) systems information unit.
D) database process.

Question 27

The period that can be considered a "proof of concept" time was the:

A) 1950s.
B) 1960s.
C) 1970s.
D) 1990s.

Question 28

Organizations that utilize the file processing approach spend as much as ________ of their IS development budget on maintenance.

A) 40 percent
B) 25 percent
C) 60 percent
D) 80 percent

Question 29

A centralized knowledge base of all data definitions, data relationships, screen and report formats, and other system components is called a(n):

A) index.
B) data warehouse.
C) repository.
D) database management system.

Question 30

A relatively small team of people who collaborate on the same project is called a:

A) server group.
B) workgroup.
C) data collaborative.
D) typical arrangement.

Question 31

The need for consensus on data definitions is an example of which type of risk in the database environment?

A) Specialized personnel needs
B) Organizational conflict
C) Conversion costs
D) Legacy systems

Question 32

One of the most popular RAD methods is:

A) automated design.
B) structured walkthrough.
C) prototyping.
D) crafting.

Question 33

The SDLC phase in which the detailed conceptual data model is created is the ________ phase.

A) planning
B) design
C) analysis
D) implementation

Question 34

E. F. Codd developed the relational model in the:

A) 1960s.
B) 1970s.
C) 1980s.
D) 1990s.

Question 35

A workgroup database is stored on a central device called a:

A) client.
B) server.
C) remote PC.
D) network.

Question 36

The traditional methodology used to develop, maintain and replace information systems is called the:

A) Enterprise Resource Model.
B) Systems Development Life Cycle.
C) Unified Model.
D) Systems Deployment Life Cycle.

Question 37

Which of the following is NOT an objective that drove the development and evolution of database technology?

A) The need to provide greater independence between programs and data
B) The desire to manage increasing complex data types and structures
C) The desire to require programmers to write all file handling functionality
D) The need to provide ever more powerful platforms for decision support applications

Question 38

The SDLC phase in which database processing programs are created is the ________ phase.

A) planning
B) design
C) analysis
D) implementation

Question 39

An iterative methodology that rapidly repeats the analysis, design, and implementation phases of the SDLC is called:

A) CASE.
B) CAD.
C) RAD.
D) MST.

Question 40

Languages, menus, and other facilities by which users interact with the database are collectively called a(n):

A) client.
B) user interface.
C) icon.
D) development environment.

Question 41

Development starts from scratch with the traditional file processing approach because new file formats, descriptions, and file access logic must be designed for each new program.

Question 42

A relational database establishes the relationships between entities by means of a common field.

Question 43

A well-structured database establishes the entities between relationships in order to derive the desired information.

Question 44

________ analyze the business situation and identify the need for information and information services to meet the problems or opportunities of the business.

A) Programmers
B) Users
C) Systems analysts
D) Database analysts

Question 45

Separation of metadata from application programs that use the data is called data independence.

Question 46

The data that you are interested in capturing about an entity is called an instance.

Question 47

With the traditional file processing approach, each application shares data files, thus enabling much data sharing.

Question 48

________ is the most popular RDMS data model notation.

A) ERD
B) END
C) DRE
D) RED

Question 49

Information is processed data.

Question 50

The three-schema approach includes which of the following schemas?

A) Internal
B) Logical
C) Cross-functional
D) Dissecting

Question 51

Many of the disadvantages of file processing systems can also be limitations of databases.

Question 52

Organizations that utilize the file processing approach spend only 20 percent of development time on maintenance.

Question 53

File processing systems have been replaced by database systems in most critical business applications today.

Question 54

A person is an example of an entity.

Question 55

________ do NOT concentrate on determining the requirements for the database component of an information system.

A) Database analysts
B) Systems analysts
C) Programmers
D) End Users

Question 56

Unplanned duplicate data files are the rule rather than the exception in file processing systems.

Question 57

A data warehouse derives its data from:

A) on-line transactions.
B) various operational data sources.
C) reports.
D) a datamart.

Question 58

A data model is a graphical system used to capture the nature and relationships among data.

Question 59

Databases were developed as the first application of computers to data processing.

Question 60

Metadata are data that describe the properties of other data.

Question 61

The data repository assists database administrators in enforcing standards.

Question 62

An enterprise data model describes the scope of data for only one information system.

Question 63

Repositories are always used in file processing systems.

Question 64

Database development projects are never done in a bottom-up fashion.

Question 65

The user interface includes languages, menus, and other facilities by which users interact with various system components.

Question 66

A modern database management system automates more of the backup and recovery tasks than a file system.

Question 67

A user view is how the user sees the data when it is produced.

Question 68

The steps of the systems development life cycle can only be viewed as a linear process.

Question 69

Personal databases are designed to support a small group of individuals working together on a project.

Question 70

One reason for improved application development productivity with the database approach is that file design and low-level implementation details do not need to be handled by the application programmer.

Question 71

Data redundancy is used to establish relationships between data but is never used to improve database performance.

Question 72

Cost and complexity are just two of the disadvantages of database processing.

Question 73

The systems development life cycle is the traditional methodology used to develop, maintain, and replace information systems.

Question 74

Database development begins with the design of the database.

Question 75

Redundancy increases the risk of inconsistent data.

Question 76

Reduced program maintenance is an advantage of file processing systems.

Question 77

A constraint is a rule in a database system that can be violated by users.

Question 78

The term legacy system refers to a newly installed database management system.

Question 79

Organizational commitment to a database project is not necessary for its success.

Question 80

The failure to implement a strong database administrative function is the most common source of database failures in organizations.