NSE4 Question #215: Real Exam Question with Answer & Explanation

Question

Which of the following statements correctly describes how a push update from the FortiGuard Distribution Network (FDN) works?

Options

• AThe FDN sends push updates only once.
• BThe FDN sends package updates automatically to the FortiGate unit without requiring an update
• CThe FDN continues to send push updates until the FortiGate unit sends an acknowledgement.
• DThe FDN sends a message to the FortiGate unit that there is an update available and that the

Explanation

FortiGuard push updates inform the FortiGate unit about available updates, prompting the FortiGate to then request and download the updated packages.

Common mistakes.

• A. The FDN will send push update notifications periodically as new updates become available, not just once.
• B. The FDN sends a notification, but the FortiGate unit then actively pulls the updates; the packages are not automatically pushed in their entirety.
• C. The push mechanism is a notification; the FortiGate's subsequent pull request and download confirmation implicitly acknowledge the update process, but the FDN does not continuously push until an explicit acknowledgement of the update installation is received.

Concept tested. FortiGuard push update mechanism

Reference. https://docs.fortinet.com/document/fortigate/7.4.0/administration-guide/523930/fortiguard-service

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