Question 1

In general,the term "system" is defined as a set of interrelated components that must work together to achieve some common purpose.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following elements usually includes subcomponents to filter,translate,store,and correct data that flows through it?

Accepted Answer

A)  component 
B)  environment 
C)  storage 
D)  interface 
A)  component 
B)  environment 
C)  storage 
D)  interface

Question 3

System testing only occurs when systems are initially developed.

Accepted Answer

A) True 
 B)False

Question 4

As defined in the textbook,the generic systems development life cycle consists of the following three phases:

Accepted Answer

A)  requirements, design, and implementation. 
B)  definition, construction, and implementation. 
C)  specifications, development, and installation. 
D)  feasibility analysis, testing, and maintenance. 
A)  requirements, design, and implementation. 
B)  definition, construction, and implementation. 
C)  specifications, development, and installation. 
D)  feasibility analysis, testing, and maintenance.

Question 5

In the object-oriented (O-O)approach to software engineering,the term "encapsulation" refers to:

Accepted Answer

A)  sharing commonalities between classes of objects. 
B)  a relationship between a generalized object class and one or more specialized classes. 
C)  storing data and related operations together within objects. 
D)  the reusability of objects across a wide variety of applications. 
A)  sharing commonalities between classes of objects. 
B)  a relationship between a generalized object class and one or more specialized classes. 
C)  storing data and related operations together within objects. 
D)  the reusability of objects across a wide variety of applications.

Question 6

Which of the following is not an example of a principal method for system decoupling?

Accepted Answer

A)  slack resources to provide alternative paths 
B)  usage of standards 
C)  sharing data stores 
D)  benchmarking 
A)  slack resources to provide alternative paths 
B)  usage of standards 
C)  sharing data stores 
D)  benchmarking

Question 7

The most common approach to defining data elements in a DFD is to create a(n):

Accepted Answer

A)  data store. 
B)  data dictionary/directory. 
C)  process. 
D)  external entity. 
A)  data store. 
B)  data dictionary/directory. 
C)  process. 
D)  external entity.

Question 8

Which of the following is an example of a goal of hierarchical decomposition?

Accepted Answer

A)  to take advantage of the simplicity of a system 
B)  to analyze or change only part of the system 
C)  to design and build each subsystem at the same time 
D)  to increase the interdependence of the system components 
A)  to take advantage of the simplicity of a system 
B)  to analyze or change only part of the system 
C)  to design and build each subsystem at the same time 
D)  to increase the interdependence of the system components

Question 9

When developing a logical data flow diagram,a circle indicates:

Accepted Answer

A)  an element in the environment of the system that sends or receives data. 
B)  data in motion. 
C)  data at rest. 
D)  a process component. 
A)  an element in the environment of the system that sends or receives data. 
B)  data in motion. 
C)  data at rest. 
D)  a process component.

Question 10

Which of the following describes an early step in the implementation phase of the systems life cycle?

Accepted Answer

A)  The system is detailed functionally, and then its physical design is specified. 
B)  Programs and computer files are designed. 
C)  Operational feasibility is conducted. 
D)  Data and procedures from the old system are converted. 
A)  The system is detailed functionally, and then its physical design is specified. 
B)  Programs and computer files are designed. 
C)  Operational feasibility is conducted. 
D)  Data and procedures from the old system are converted.

Question 11

Why is it important for a system analyst to document formal as well as informal systems within an organization?

Accepted Answer

A)  informal systems are always less efficient. 
B)  the usage of an informal system by users means that the formal system is deficient in some way and users have designed ways to work around it. 
C)  informal systems require natural language processing, but formal systems do not. 
D)  all of the above 
A)  informal systems are always less efficient. 
B)  the usage of an informal system by users means that the formal system is deficient in some way and users have designed ways to work around it. 
C)  informal systems require natural language processing, but formal systems do not. 
D)  all of the above

Question 12

When developing a logical data flow diagram,a rectangle (or open rectangle)indicates:

Accepted Answer

A)  data at rest. 
B)  data in motion. 
C)  an element in the environment of the system that sends or receives data. 
D)  a process component. 
A)  data at rest. 
B)  data in motion. 
C)  an element in the environment of the system that sends or receives data. 
D)  a process component.

Question 13

In basic systems terminology,the process of breaking down a system into successive levels of subsystems is called:

Accepted Answer

A)  functional analysis. 
B)  factoring. 
C)  interfacing. 
D)  hierarchical decomposition. 
A)  functional analysis. 
B)  factoring. 
C)  interfacing. 
D)  hierarchical decomposition.

In general,the term "system" is defined as a set of interrelated components that must work together to achieve some common purpose.

Which of the following elements usually includes subcomponents to filter,translate,store,and correct data that flows through it?

System testing only occurs when systems are initially developed.

As defined in the textbook,the generic systems development life cycle consists of the following three phases:

In the object-oriented (O-O)approach to software engineering,the term "encapsulation" refers to:

Which of the following is not an example of a principal method for system decoupling?

The most common approach to defining data elements in a DFD is to create a(n):

Which of the following is an example of a goal of hierarchical decomposition?

When developing a logical data flow diagram,a circle indicates:

Which of the following describes an early step in the implementation phase of the systems life cycle?

Why is it important for a system analyst to document formal as well as informal systems within an organization?

When developing a logical data flow diagram,a rectangle (or open rectangle)indicates:

In basic systems terminology,the process of breaking down a system into successive levels of subsystems is called:

Managing IT in a Digital World

Computer Systems

Telecommunications and Networking

The Data Resource

Enterprise Systems

Managerial Support Systems

E-Business Systems

Methodologies for Custom Software Development

Methodologies for Purchased Software Packages

IT Project Management

Planning Information Systems Resources

Leading the Information Systems Function

Information Security

Social, Ethical, and Legal Issues

Filters

Exam 8: Basic Systems Concepts and Tools

In general,the term "system" is defined as a set of interrelated components that must work together to achieve some common purpose.

Which of the following elements usually includes subcomponents to filter,translate,store,and correct data that flows through it?

System testing only occurs when systems are initially developed.

As defined in the textbook,the generic systems development life cycle consists of the following three phases:

In the object-oriented (O-O)approach to software engineering,the term "encapsulation" refers to:

Which of the following is not an example of a principal method for system decoupling?

The most common approach to defining data elements in a DFD is to create a(n):

Which of the following is an example of a goal of hierarchical decomposition?

When developing a logical data flow diagram,a circle indicates:

Which of the following describes an early step in the implementation phase of the systems life cycle?

Why is it important for a system analyst to document formal as well as informal systems within an organization?

When developing a logical data flow diagram,a rectangle (or open rectangle)indicates:

In basic systems terminology,the process of breaking down a system into successive levels of subsystems is called:

Managing IT in a Digital World

Computer Systems

Telecommunications and Networking

The Data Resource

Enterprise Systems

Managerial Support Systems

E-Business Systems

Methodologies for Custom Software Development

Methodologies for Purchased Software Packages

IT Project Management

Planning Information Systems Resources

Leading the Information Systems Function

Information Security

Social, Ethical, and Legal Issues

Filters