Certified LabVIEW Associate Developer (CLAD) Practice Test 2025 – Comprehensive All-in-One Guide to Exam Success!

The item that contains the user interface and functionality for a code module is a .vi, which stands for Virtual Instrument in LabVIEW. A .vi file is essentially the main building block of LabVIEW programming; it encapsulates both the graphical user interface (UI) elements that allow users to interact with the application and the corresponding graphical block diagram logic that defines the functionality of the code module.

The user interface elements might include buttons, sliders, graphs, and other controls that users interact with, while the block diagram consists of the data processing and control logic executed when the user interacts with the UI.

The other options serve different purposes: A .ctl file is used for custom controls or type definitions, a .lvlib file is a library that can group multiple VIs for better organization and encapsulation, and the dependencies folder stores files that a .vi uses but do not directly comprise the UI or functionality of a specific code module.