ACP Networking Fundamentals 4

Question 1

In the context of wireless networking, what does SSID stand for?

Accepted Answer

Service Set Identifier

Answer

SSID (Service Set Identifier) is the human-readable name broadcast by a wireless access point to identify a wireless network.

Question 2

Which QoS mechanism marks traffic at the ingress point to indicate its priority for handling throughout the network?

Accepted Answer

Classification and marking

Answer

Classification and marking identifies traffic types at ingress and applies DSCP or CoS markings so downstream devices can prioritize accordingly.

Question 3

What is the administrative distance of OSPF in Cisco/Aruba devices by default?

Accepted Answer

110

Answer

OSPF has a default administrative distance of 110, which determines its preference relative to other routing protocols when multiple routes exist.

Question 4

Which layer of the OSI model is responsible for end-to-end error detection, flow control, and segmentation?

Accepted Answer

Transport (Layer 4)

Answer

The Transport layer (Layer 4) handles end-to-end communication, segmentation, flow control, and error recovery via TCP or UDP.

Question 5

What is the key difference between a collision domain and a broadcast domain?

Accepted Answer

Switches separate collision domains; routers separate broadcast domains

Answer

Each switch port is its own collision domain, while routers (and VLANs) define separate broadcast domain boundaries.

(ACP) Aruba Certified Professional Certification Practice Test