WGU Scripting-and-Programming-Foundations Exam Dumps

The algorithm provided in the image performs a modulo operation with 2 (x % 2) and checks if the result is 1. In programming, the modulo operation gives the remainder of the division of two numbers. For any integerx, ifx % 2equals 1, it means thatxis odd because it has a remainder of 1 when divided by 2. Even numbers, when divided by 2, have no remainder and thus would return 0 in a modulo 2 operation.

Comprehensive and Detailed Explanation From Exact Extract:

Equality operators compare two values to determine if they are equal or not equal, returning a boolean result. According to foundational programming principles, common equality operators are == (equal to) and != (not equal to).

Option A: '-.' This is incorrect. The subtraction operator (-) is an arithmetic operator, not an equality operator.

Option B: '==.' This is correct. The equality operator (==) checks if two values are equal (e.g., 5 == 5 returns True).

Option C: '/.' This is incorrect. The division operator (/) is an arithmetic operator, not an equality operator.

Option D: 'not.' This is incorrect. The not operator is a logical operator that negates a boolean value, not an equality operator.

Option E: '<=.' This is incorrect. The less-than-or-equal-to operator (<=) is a relational (comparison) operator, not an equality operator.

Option F: '!=.' This is correct. The not-equal-to operator (!=) checks if two values are not equal (e.g., 5 != 3 returns True).

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

C Programming Language Standard (ISO/IEC 9899:2011, Section on Equality Operators).

W3Schools: ''Python Operators'' (https://www.w3schools.com/python/python_operators.asp).

Comprehensive and Detailed Explanation From Exact Extract:

Dijkstra's shortest path algorithm finds the shortest path between nodes in a weighted graph, often used for navigation or network routing. According to foundational programming principles (e.g., Certiport Scripting and Programming Foundations Study Guide, Section on Algorithms), it is designed for problems involving optimal paths in graphs with non-negative edge weights.

Option A: 'Given an increasing array of numbers, is the number 19 in the array?' This is incorrect. This is a search problem, typically solved by binary search for a sorted array, not Dijkstra's algorithm, which deals with graphs.

Option B: 'Given an alphabetized list of race entrants and a person's name, is the person entered in the race?' This is incorrect. This is another search problem, solvable by binary search or linear search, not related to graph paths.

Option C: 'Given two newspaper articles, what is the greatest sequence of words shared by both articles?' This is incorrect. This is a longest common subsequence (LCS) problem, solved by dynamic programming, not Dijkstra's algorithm.

Option D: 'Given the coordinates of five positions, what is the most fuel-efficient flight path?' This is correct. This describes a shortest path problem in a graph where nodes are positions (coordinates) and edges are distances or fuel costs. Dijkstra's algorithm can find the most efficient path (e.g., minimizing fuel) between these points, assuming non-negative weights.

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

Cormen, T.H., et al., Introduction to Algorithms, 3rd Edition (Dijkstra's Algorithm, Chapter 24).

GeeksforGeeks: ''Dijkstra's Shortest Path Algorithm'' (https://www.geeksforgeeks.org/dijkstras-shortest-path-algorithm-greedy-algo-7/).

In the context of the Agile approach, the phase where new procedural code is written and certain function calls are eliminated is known as theImplementationphase. This phase involves the actual coding and development of the software, where programmers write new code and refine existing code to meet the requirements of the project. It is during this phase that the software begins to take shape, and the functionality outlined during the design phase is executed.

The Agile methodology is iterative, and the implementation phase is where each iteration's goal is to produce a working increment of the product. This phase is characterized by frequent testing and revision, as the development is aligned with user feedback and changing requirements.

Comprehensive and Detailed Explanation From Exact Extract:

The Waterfall methodology is a linear, sequential approach to software development, with distinct phases: requirements analysis, design, implementation, testing, and maintenance. According to foundational programming principles (e.g., Certiport Scripting and Programming Foundations Study Guide), the design phase in Waterfall produces technical specifications, including architectural decisions like the programming paradigm.

Waterfall Design Phase:

Translates requirements into a detailed blueprint for implementation.

Deliverables include system architecture, data models, programming paradigm (e.g., object-oriented, procedural), and module specifications.

Option A: 'The programming paradigm to be used.' This is correct. During the design phase, the team decides on the programming paradigm (e.g., object-oriented for Java, procedural for C) to structure the application, as this guides implementation. This is a key deliverable.

Option B: 'A list of additional features to be added during revision.' This is incorrect. Additional features are identified during requirements analysis or later maintenance phases, not design.

Option C: 'A report of customer satisfaction.' This is incorrect. Customer satisfaction reports are generated during or after deployment (maintenance phase), not design.

Option D: 'A written description of the goals for the project.' This is incorrect. Project goals are defined during the requirements analysis phase, not design.

Certiport Scripting and Programming Foundations Study Guide (Section on Waterfall Methodology).

Sommerville, I., Software Engineering, 10th Edition (Chapter 2: Waterfall Model).

Pressman, R.S., Software Engineering: A Practitioner's Approach, 8th Edition (Waterfall Design Phase).