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D278 (Latest Update 2025 / 2026) Pre-Assessment Questions with 100% Correct Answers– WGU

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What is a behavioral sequence diagram? - correct answer It shows interactions between software components and indicates the order of events. What are the equivalent UML diagrams used in SDLC phases? 1. Analysis 2. Design 3. Implementation 4. Testing - correct answer A Case Diagram, a Class Diagram, Flowchart (Activity Diagram), and a Sequence Diagram (respectively) SDLC - Define the Analysis Phase - correct answer Defines a program's goals SDLC - Define the Design Phase - correct answer Defines specifics of how to build a program SDLC - Define the Implementation Phase - correct answer Involves writing the program SDLC - Define the Testing Phase - correct answer Checks that the program correctly meets goals What is a popular Markup Language? - correct answer HTML: describes texts, links, images, and other features What is a characteristic of Interpreted/Scripting Language - correct answer Dynamically typed - changing variables What is an advantage of Interpreted/Scripting Language - correct answer Runs on most machines with an interpreter What is a characteristics of a Compiled Language? - correct answer Statically-typed - constant variable declaration What is an advantage of a Compiled Language? - correct answer Runs faster than interpreted language What does a programmer do first to use an existing programming library? - correct answer Include the library What relationship is common among a programming library's functions? - correct answer Functions all relate to the same purpose. What is an advantage of using a programming library? - correct answer The code has already been tested.

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D278 (Latest Update ) Pre-
Assessment Scripting and Programming
Foundations Questions and 100% Correct
Answers– WGU


Program - correct answer Consists of instructions executing one at a time.


Input - correct answer A program gets data, perhaps from a file, keyboard,
touchscreen, network, etc.


Process - correct answer A programs performs computations on that data, such as
adding two values like x + y.


Output - correct answer A programs puts that data somewhere, such as to a file,
screen, network, etc.


Computational thinking - correct answer Creating a sequence of instructions to solve a
problem.


Algorithm - correct answer A sequence of instructions that solves a problem.


Statement - correct answer Carries out some action and executing one at a time.


String literal - correct answer Consists of text (characters) within double quotes, as in
"Go #57!".


Cursor - correct answer Indicates where the next output item will be placed in the
output.

, D278 (Latest Update ) Pre-
Assessment Scripting and Programming
Foundations Questions and 100% Correct
Answers– WGU



Newline - correct answer A special two-character sequence \n whose appearance in
an output string literal causes the cursor to move to the next output line. The newline
exists invisibly in the output.


Comment - correct answer Text added to a program, read by humans to understand
the code, but ignored by the program when executed.


Whitespace - correct answer Refers to blank spaces (space and tab characters)
between items within a statement, and to newlines. Whitespace helps improve
readability for humans, but for execution purposes is mostly ignored.


Pseudocode - correct answer Text that resembles a program in a real programming
language but is simplified to aid human understanding.


Assignment statement - correct answer Assigns a variable with a value, such as x = 5.
An assignment statement's left side must be a variable. The right side is an
expression.Examples: x = 5, y = a, or z = w + 2.


= - correct answer In programming, = is an assignment of a left-side variable with a
right-side value. It does not represent equality like in mathematics.

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