Homework Help: Questions and Answers: The cyber-persona layer represents an abstraction of which other layer that develops a digital representation of an individual’s or entity’s identity in cyberspace?
A. Physical layer
B. Physical-network layer
C. Logical layer
D. Application layer
Answer:
The cyber-persona layer represents a digital abstraction of an individual’s or entity’s identity in cyberspace, often built upon the interactions and data from underlying layers. Let’s analyze the given options step by step to find the correct answer.
Given Options: Step by Step Answering
a) Physical Layer
- This layer includes the actual hardware components (like computers, routers, cables, etc.) that make up the infrastructure of a network. The physical layer does not deal directly with the abstraction or identity of individuals. It handles the basic transmission of data.
- The physical layer does not provide the digital identity representation.
b) Physical-Network Layer
- This is a combined term that suggests a layer involving both the physical infrastructure and the network communication technologies (network cards, IP protocols). Like the physical layer, this is more about the underlying hardware and network communication and less about identity abstraction.
- This layer is not responsible for digital identity representation.
c) Logical Layer
- The logical layer refers to the way data is organized, transmitted, and received across a network. It includes protocols, addressing, and routing systems. While the logical layer is crucial for managing network data, it does not directly involve the creation of a digital persona.
- The logical layer is not directly related to the cyber-persona abstraction.
d) Application Layer
- The application layer is responsible for the interaction between the user and software applications (such as web browsers, email clients, etc.). It is at this layer that a person’s or entity’s digital identity can be formed and represented through user accounts, social media profiles, and other forms of interaction in cyberspace.
- The application layer is the most appropriate layer for developing digital representations of individuals or entities.
Final Answer:
Based on the above analysis, the correct answer is:
D) Application layer
The cyber-persona layer represents an abstraction of the Application layer (D), as it is at this layer that the digital identity is formed and represented in cyberspace.
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