In an SD-WAN deployment, what allows customers to modify resources in an automated fashion instead of logging on to a central controller or using command-line interface (CLI) to manage all their…

Question

Options

• Adynamic user group (DUG)
• BDNS server
• Capplication programming interface (API)
• DWildFire

• A
  92% (34)
• C
  5% (2)
• D
  3% (1)

Explanation

There's an issue with this question worth flagging: the marked correct answer (A) appears to be incorrect. The actual correct answer is C. API.

Here's the accurate explanation:

APIs (option C) are what enable automated, programmatic management of SD-WAN resources without requiring a human to log into a central controller or use the CLI. APIs expose management functions as endpoints that scripts, orchestration tools, and third-party platforms can call automatically - this is the foundation of network automation.

Why the distractors are wrong:

• A. Dynamic User Group (DUG) - A DUG is a Palo Alto Networks feature that dynamically assigns users to policy groups based on identity; it has nothing to do with automated resource configuration in SD-WAN.
• B. DNS server - DNS resolves hostnames to IP addresses. It plays no role in programmatic resource management.
• D. WildFire - WildFire is Palo Alto's cloud-based malware analysis and threat intelligence service; it is a security feature, not a management automation tool.

Memory tip: Think of an API as a "remote control" for software - instead of clicking buttons in a GUI or typing CLI commands yourself, you send structured requests programmatically. If the question asks about automation without human login, the answer is always API.

If this question came from a practice exam or study guide, I'd recommend flagging it as having an incorrect answer key.

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