Western Governors University (WGU) ICSC2211 D684 Introduction to Computer Science Practice Test

Refactoring in programming refers to restructuring existing code to improve its readability and maintainability without changing its external behavior. This process typically involves cleaning up the code by breaking it into more manageable pieces, renaming variables for clarity, and organizing code logically to make it easier for developers to understand and work with.

The focus of refactoring is primarily on improving the code's structure and organization rather than altering what the code does or how efficient it runs. While deleting unnecessary code segments or optimizing execution time can be part of the refactoring process, the core idea is to ensure the code is easier to read and maintain, which aligns with the correct choice. As a programmer refactors code, they aim to enhance its design while ensuring that the code continues to function as intended.