Validating an XML document against a schema (such as XSD - XML Schema Definition) is a crucial process to ensure that the XML data adheres to a predefined structure, ensuring consistency and correctness in the data exchanged between systems. Here’s a step-by-step example of how to validate an XML document using a schema:
### Step 1: Define the XML Document
First, you need an XML document that you want to validate. Here's an example of a simple