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Cisco Certified Network Associate (CCNA) · Cisco
Select one answer.
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A is correct. Routing!! The access layer is the one that attaches users to the edge of the network.
D. Attaching users to the edge of the network. Explanation: In a network design that follows a collapsed core architecture, the core and distribution layers are combined into a single layer. This design is often used in smaller networks to simplify the network architecture and reduce complexity. The collapsed core layer primarily focuses on connecting end-user devices or access switches to the network. It aggregates traffic from the access layer and provides connectivity for users, servers, and other network devices. It's responsible for attaching users and devices to the edge of the network. The other options (A, B, and C) are not typically specific functions performed by the collapsed core layer in a two-tier architecture. They may be associated with other layers or components in the network architecture.
D is wrong, D is for the access layer. access layer does not get collapsed in this model