500-801 · Question #16
What option lists the three primary categories of network services that are critical in industrial automation?
The correct answer is C. network availability, prioritization, and physical media support. Option C is correct because industrial automation networks must guarantee three foundational service categories: network availability (ensuring continuous uptime for real-time control systems), prioritization (using QoS mechanisms to ensure time-critical control traffic is…
Question
What option lists the three primary categories of network services that are critical in industrial automation?
Options
- Acommunication, industrial motivation, and physical media support
- Bprioritization, communication, and advanced analytics
- Cnetwork availability, prioritization, and physical media support
- Dnetwork availability, malware protection, and communication
How the community answered
(33 responses)- B6% (2)
- C91% (30)
- D3% (1)
Explanation
Option C is correct because industrial automation networks must guarantee three foundational service categories: network availability (ensuring continuous uptime for real-time control systems), prioritization (using QoS mechanisms to ensure time-critical control traffic is delivered before less urgent data), and physical media support (accommodating the various cabling and transmission types used in harsh industrial environments).
Option A fails because "industrial motivation" is not a networking concept - it appears to be a fabricated distractor. Option B replaces physical media support with "advanced analytics," which is an application-layer capability, not a core network service category. Option D substitutes "malware protection" for prioritization, which is a security function rather than a foundational network service category.
Memory tip: Think of the acronym NAP - Network availability, Availability of traffic priority (prioritization), and Physical media support. Industrial networks must stay up, send the right data first, and work on the right wires.
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