Difficulty: Easy
Correct Answer: Correct
Explanation:
Introduction / Context:
XML (Extensible Markup Language) and its related standards (XSD, XPath, XQuery, XSLT) have long influenced database processing, data exchange, configuration, and integration. Even with the rise of JSON, XML remains significant across industries and tools, especially where schemas and validation are critical.
Given Data / Assumptions:
Concept / Approach:
Importance does not imply exclusivity. JSON’s popularity does not eliminate XML’s role. XML’s strengths include explicit schemas (XSD), robust validation, namespaces, rich transformation/query languages, and long-standing standards for enterprise interoperability (e.g., SOAP/WSDL in existing systems).
Step-by-Step Solution:
Verification / Alternative check:
Inspect major DBMS documentation—PostgreSQL, SQL Server, Oracle—each documents XML storage/query capabilities alongside JSON, reflecting ongoing importance.
Why Other Options Are Wrong:
Common Pitfalls:
Treating technology adoption as zero-sum; in reality, organizations use XML and JSON side by side based on requirements (validation, tooling, ecosystem).
Final Answer:
Correct
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