Get WGU Scripting and Programming Foundations Exam Practice Questions - Real and Updated

Answer : C

One of the fundamental characteristics of object-oriented programming (OOP) is the concept of decomposing a program into objects that interact with one another1. This is distinct from procedural and functional programming paradigms, which do not inherently structure programs as a collection of objects. In OOP, objects are instances of classes and contain both data (attributes) and code (methods).These objects encapsulate data and operations and can interact with each other through methods, allowing for concepts such as inheritance, polymorphism, and encapsulation12.

In contrast, procedural programming is characterized by a focus on procedures or routines to perform tasks, and functional programming treats computation as the evaluation of mathematical functions without side effects or state changes2.Neither paradigm organizes code around objects with encapsulated data and methods, which is a defining feature of OOP1.

Answer : A

Initialize two variables:xandCountto zero.

Iterate through each number in theNumList.

For each number in the list:

Add the number tox.

IncrementCountby one.

After processing all numbers in the list, calculate the average:

Average =x / Count.

TheNumListcontains the following integers: [1, 3, 5, 6, 7, 8].

Calculating the average: (1 + 3 + 5 + 6 + 7 + 8) / 6 = 30 / 6 = 5.0.

However, none of the provided options match this result. It seems there might be an error in either the options or the calculation.

Answer : B

Comprehensive and Detailed Explanation From Exact Extract:

A loop variable update statement changes the value of the loop variable to progress the loop toward termination. In a while loop, this typically occurs within the loop body. According to foundational programming principles, the update statement modifies the loop control variable (here, h).

Code Analysis:

integer h = 7: Initializes h (not an update).

while h < 30: Loop condition (not an update).

Put h to output: Outputs h (not an update).

h = h + 2: Updates h by adding 2, progressing the loop.

Option A: 'h < 30.' Incorrect. This is the loop condition, not an update.

Option B: 'h = h + 2.' Correct. This statement updates the loop variable h, incrementing it by 2 each iteration.

Option C: 'Put h to output.' Incorrect. This is an output statement, not an update.

Option D: 'integer h = 7.' Incorrect. This is the initialization, not an update.

Certiport Scripting and Programming Foundations Study Guide (Section on Loops and Variables).

Python Documentation: ''While Statements'' (https://docs.python.org/3/reference/compound_stmts.html#while).

W3Schools: ''C While Loop'' (https://www.w3schools.com/c/c_while_loop.php).

Answer : B

The output of callingGreeting()twice depends on the implementation of theGreeting()function. Since the question does not provide the actual code forGreeting(), I'll provide a general explanation.

If theGreeting()function simply prints ''Hello!'' without any additional characters or spaces, then calling it twice would result in the output:''Hello!Hello!''(Option B).

If theGreeting()function prints ''Hello!'' followed by a newline character (or any other separator), then calling it twice would result in the output:''Hello!\nHello!''(where\nrepresents the newline character).

If theGreeting()function prints ''Hello!'' with a space after it, then calling it twice would result in the output:''Hello! Hello!''.

Without the actual implementation ofGreeting(), we cannot definitively determine the exact output. However, the most common interpretation would beOption B: Hello!Hello!.

Reference

Scripting and Programming Foundations documents.

Answer : C

Comprehensive and Detailed Explanation From Exact Extract:

A compiled programming language is one where the source code is translated into machine code (or an intermediate form) by a compiler before execution. According to foundational programming principles (e.g., Certiport Scripting and Programming Foundations Study Guide), this process results in an executable file that can run independently of the compiler.

Option A: 'The program usually runs slower than an interpreted language.' This is incorrect. Compiled languages (e.g., C, C++) typically produce machine code that runs faster than interpreted languages (e.g., Python), as the translation to machine code is done beforehand, avoiding runtime interpretation overhead.

Option B: 'The code runs directly one statement at a time by another program called a compiler.' This is incorrect. A compiler translates the entire program into machine code before execution, not one statement at a time. Running code one statement at a time is characteristic of an interpreter, not a compiler.

Option C: 'The code must be compiled into machine code in the form of an executable file before execution.' This is correct. In compiled languages like C or Java (which compiles to bytecode), the source code is translated into machine code or an intermediate form (e.g., .exe or .class files) that can be executed directly by the machine or a virtual machine.

Option D: 'The code does not require being translated into machine code but can be run by a separate program called a compiler.' This is incorrect. A compiler's role is to translate code into machine code. Running code without translation describes an interpreted language, and the term ''compiler'' is misused here.

Certiport Scripting and Programming Foundations Study Guide (Section on Compiled vs. Interpreted Languages).

C Programming Language Standard (ISO/IEC 9899:2011).

W3Schools: ''C Introduction'' (https://www.w3schools.com/c/c_intro.php).