HPE Aruba Certified Mobility Associate (ACMA) — Question 29

What typically drives the need for an aggregation layer in modern networks?

Answer options

• A. insufficient fiber cabling, especially between buildings
• B. lack of high speed uplink capabilities at the access layer
• C. simplification of spanning tree protocol ad the access layer
• D. need to extend VLANs across wider areas

Correct answer: C

Explanation

The correct answer, C, highlights the role of aggregation layers in reducing complexity in spanning tree protocol management at the access layer. Options A and B focus on physical and technical limitations rather than the architectural simplification aspect. Option D addresses VLAN distribution but does not specifically relate to the aggregation layer's primary function in modern networks.