Relationships:Relationships typically refer to how different data elements or entities are connected within the system. For example, in a database, relationships define how tables are related to each other (e.g., one-to-many, many-to-many).Tabs:Tabs are used in software to organize different sections or categories of functions and data. Each tab provides access to a specific set of tools or information. For example, in a spreadsheet application, tabs might include "Home," "Insert," "Formulas," etc.Groups:Groups refer to a collection of related commands or options that are logically organized together within a tab. For instance, in a word processor, the "Home" tab might include groups like "Font," "Paragraph," and "Styles."Commands:Commands are specific actions or functions that you can perform within the software. They are often found within groups and accessed via buttons or menu options. For example, commands might include "Save," "Print," "Copy," and "Paste."