WGU D278 Objective Assessment Prep (Latest Update 2024 / 2025) Scripting and Programming - Foundations | Questions and Verified Answers | 100% Correct | Grade A

WGU D278 Objective Assessment
Prep (Latest Update )
Scripting and Programming -
Foundations | Questions and
Verified Answers | 100% Correct |
Grade A


Question:
Waterfall approach
Answer:
Carrying out the SDLC phases in sequence.




Question:
Agile approach
Answer:
Building program by doing small amounts of SDLC phases in sequences and
then repeating


Also called spiral approach

,Question:
Object
Answer:
A grouping of data (variables) and operations that can be performed on that
data (functions)




Question:
Abstraction
Answer:
To have a user interact with an item at a high-level, with lower-level internal
details hidden from the user/


Also called information hiding or encapsulation




Question:
Abstract data type (ADT)
Answer:
a data type whose creation and update are constrained to specific well-defined
operations


A class can be used to implement an ADT

,Question:
Universal modeling language
Answer:
A modeling language for software design that uses different types of diagrams
to visualize the structure and behavior of programs


Consists of several structural and behavioral diagrams




Question:
Structural diagram
Answer:
Visualizes static elements of software, such as types of variables and functions
used in the program




Question:
Behavioral diagram
Answer:
visualizes dynamic behavior of software, such as the flow of an algorithm

, Question:
Activity diagram
Answer:
A flow chart used to describe the flow of an activity or set of activities




Question:
Use case diagram
Answer:
Behavioral diagram used to visually model how a user interacts with a
software program.


Often used to specify behavioral requirements of programs




Question:
Class diagram
Answer:
structural diagram that can be used to visually model the classes of a
computer program, including data members and functions