JSON (JavaScript Object Notation) is a lightweight, human-readable, and widely used data-interchange format used in APIs, config files, and infrastructure tools (like Ansible, Terraform, etc.).
It is not a programming language (A), not a virtualization/container platform (B or D).
[Reference:CompTIA Linux+ XK0-005 Study Guide, Domain 2.4 – Automation and Configuration, “JSON is a text-based format used for structured data exchange and configuration in automation tools.”, ]
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