1 | Page
WGU D278 PRE-ASSESSMENT | SCRIPTING AND PROGRAMMING
FOUNDATIONS | EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) LATEST UPDATE 2026/2027 | ALREADY
GRADED A+ | D278 PRE-ASSESSMENT.
What is put to output by the following flowchart, if the input is 17?
A Too young
B OK
C Too old
D Nothing is put to output. - ✔✔✔ Correct Answer > Ok
What relationship is common among a programming library's
functions?
A Functions all relate to the same purpose.
B Each function competes with the other function.
C Each function fixes bugs in the other functions.
D Every function performs the identical computation. - ✔✔✔ Correct Answer
> Functions all relate to the same purpose.
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Which elements are characteristic of a class diagram?
A System's classes, attributes, and methods and their features,
constraints, and relationships
B Flow of logic and process interaction within a system
C Physical resources or logical architecture of a system
D Internal structure of a class and collaboration between classes or
instances - ✔✔✔ Correct Answer > System's classes, attributes, and
methods and their features, constraints, and relationships
What is the purpose of the following class diagram?
A Shows how the Employee class is used in the program
B Describes the execution flow of the Employee class' operations
C Specifies the Employee class' behavioral requirements
D Depicts the Employee class' name, data members, and functions - ✔✔✔
Correct Answer > Depicts the Employee class' name, data members, and
functions
What is the purpose of a use case diagram, such as the following
diagram?
A Describes how a user can interact with a program
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B Describes the data used in the program
C Illustrates the flow of the program's algorithms
D Shows the interaction between program components - ✔✔✔
Correct Answer > Describes how a user can interact with a program
Review the following use case diagram:
What does a use case diagram do?
A Diagrams a single use case
B Connects several use cases to class diagrams
C Provides an overview of several use cases
D Lists use case goals - ✔✔✔ Correct Answer > Provides an overview of
several use cases
What is put to output by the following flowchart, if the input is 3 5 -1?
A 3 5 -1
B35
C 6 10
D 6 10 -2 - ✔✔✔ Correct Answer > 6 10
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Which phase of a waterfall approach would create a sequence diagram
that specifies the required order of events between completed program
components?
A Analysis
B Design
C Implementation
D Testing - ✔✔✔ Correct Answer > Testing
Which phase of an agile approach would define a hypothesis to find a
problem in a program?
A Analysis
B Design
C Implementation
D Testing - ✔✔✔ Correct Answer > Testing
Which phase of an agile approach would create an executable program?
A Analysis
WGU D278 PRE-ASSESSMENT | SCRIPTING AND PROGRAMMING
FOUNDATIONS | EXAM QUESTIONS AND CORRECT ANSWERS
(VERIFIED ANSWERS) LATEST UPDATE 2026/2027 | ALREADY
GRADED A+ | D278 PRE-ASSESSMENT.
What is put to output by the following flowchart, if the input is 17?
A Too young
B OK
C Too old
D Nothing is put to output. - ✔✔✔ Correct Answer > Ok
What relationship is common among a programming library's
functions?
A Functions all relate to the same purpose.
B Each function competes with the other function.
C Each function fixes bugs in the other functions.
D Every function performs the identical computation. - ✔✔✔ Correct Answer
> Functions all relate to the same purpose.
,2 | Page
Which elements are characteristic of a class diagram?
A System's classes, attributes, and methods and their features,
constraints, and relationships
B Flow of logic and process interaction within a system
C Physical resources or logical architecture of a system
D Internal structure of a class and collaboration between classes or
instances - ✔✔✔ Correct Answer > System's classes, attributes, and
methods and their features, constraints, and relationships
What is the purpose of the following class diagram?
A Shows how the Employee class is used in the program
B Describes the execution flow of the Employee class' operations
C Specifies the Employee class' behavioral requirements
D Depicts the Employee class' name, data members, and functions - ✔✔✔
Correct Answer > Depicts the Employee class' name, data members, and
functions
What is the purpose of a use case diagram, such as the following
diagram?
A Describes how a user can interact with a program
,3 | Page
B Describes the data used in the program
C Illustrates the flow of the program's algorithms
D Shows the interaction between program components - ✔✔✔
Correct Answer > Describes how a user can interact with a program
Review the following use case diagram:
What does a use case diagram do?
A Diagrams a single use case
B Connects several use cases to class diagrams
C Provides an overview of several use cases
D Lists use case goals - ✔✔✔ Correct Answer > Provides an overview of
several use cases
What is put to output by the following flowchart, if the input is 3 5 -1?
A 3 5 -1
B35
C 6 10
D 6 10 -2 - ✔✔✔ Correct Answer > 6 10
, 4 | Page
Which phase of a waterfall approach would create a sequence diagram
that specifies the required order of events between completed program
components?
A Analysis
B Design
C Implementation
D Testing - ✔✔✔ Correct Answer > Testing
Which phase of an agile approach would define a hypothesis to find a
problem in a program?
A Analysis
B Design
C Implementation
D Testing - ✔✔✔ Correct Answer > Testing
Which phase of an agile approach would create an executable program?
A Analysis
