Which system architecture best supports anonymity for data transmission?
Short answer
D Peer-to-peer
Question
Key Takeaways
The question tests the relationship between system architecture and data anonymity: P2P's decentralized nature reduces traceability, but be cautious of overgeneralizing that P2P alone guarantees anonymity.
Peer-to-peer architecture best supports anonymity for data transmission because it sends data directly between peers rather than concentrating it in a central server. Community discussion overwhelmingly agrees on D, with a caveat that encryption and secure protocols are still needed to ensure full privacy.
Common mistake: Many learners pick client-server because they associate centralized authentication with security; in reality, a central server creates a known point of observation and defeats anonymity.
Expert Analysis
Why the Answer Is Correct
Peer-to-peer (P2P) is the correct answer because data is transmitted directly between peers, without a central server that stores or manages the traffic. This decentralized architecture distributes communication across many nodes, making it harder to identify the original sender or intended recipient. As comment 1 notes, each node can act as both a client and a server, which helps obscure the identities of the participants. P2P does not guarantee anonymity by itself, but among the listed options it is the only design created to avoid centralized control and tracking.
Why the Other Options Are Wrong
Client-server is the opposite of anonymity because all transmissions flow through a single central server, which can log, inspect, or trace the conversation. Plug-in-based architecture focuses on extending a base application and says nothing about data transmission topology. Front-end architecture separates the presentation layer from business logic and has no effect on how data moves between users. None of these alternatives distributes routing and control in the way P2P does, so they do not best support anonymity.
Community Comment Notes
All community comments vote for D (Peer-to-peer), establishing a strong consensus. The most useful comments highlight that a P2P network transmits data directly between systems without a central server, which makes it difficult to trace data origins or destinations. One commenter wisely adds that encryption and secure protocols are still necessary to enhance privacy, avoiding the misconception that P2P alone is enough for full anonymity. This nuance is important for both exam preparation and real-world privacy architecture.
Official Reference
https://www.isaca.org/credentialing/cdpse
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Exam Strategy
When comparing architectures, look at where control and traffic are concentrated. A decentralized, server-less model like peer-to-peer supports anonymity by avoiding a central point of failure; you can quickly eliminate options that do not address data transmission paths.
Community Votes
100% of anonymous learners picked answer D. Votes are pick records left by other test-takers — they are not the verified answer.
Discussion 3 contributions
Compiled from public community threads and reader submissions, lightly edited for clarity. Handles and vote tallies are shown as recorded, and comments reflect the views of individual contributors.
From public community threads 3
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4dfe785 👍 2 Answered DIn a peer-to-peer network, data is transmitted directly between users (peers) without relying on a central server. This architecture supports anonymity by distributing data and communication across multiple nodes, making it more difficult to trace the origin or destination of the data. Each node can act as both a client and a server, which helps to obscure the identities of the participants in the network.
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Danford25 👍 2D: Peer-to-peer . In a peer-to-peer network, data is transferred directly between systems without the need for a central server, which can help maintain anonymity. However, it’s important to note that additional measures such as encryption and secure protocols are often needed to enhance privacy and security in any system architecture.
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shiowbah 👍 3D. Peer-to-peer
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