2026/2027 ACCURATE QUESTIONS
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Description: This study guide provides 200 multiple-choice questions covering all
domains of the CCNP ENCOR (350-401) exam. Key words: CCNP, ENCOR, 350-401,
Cisco, Routing, Switching, Security, Automation, Wireless, QoS, Virtualization.
1. Architecture (15 Questions)
Q1. Which plane of a Cisco router is responsible for processing packets that are
destined for the router itself, such as routing protocol updates and management
traffic?
A. Data Plane
B. Control Plane
C. Management Plane
D. Forwarding Plane
Correct Answer: B ✅
Q2. In a Cisco SD-Access fabric, what is the primary function of the LISP
(Locator/ID Separation Protocol) protocol?
A. It provides encryption for all traffic in the fabric.
B. It separates the endpoint identity (EID) from its location (RLOC).
C. It manages the VXLAN tunnel endpoints.
,D. It acts as the DHCP server for all fabric endpoints.
Correct Answer: B ✅
Q3. Which Cisco SD-WAN component is responsible for distributing policies and
routes to all vEdge routers in the overlay network?
A. vBond
B. vSmart
C. vManage
D. vEdge
Correct Answer: B ✅
Q4. What is the primary role of the Cisco DNA Center in an intent-based
networking architecture?
A. It is the primary data plane forwarder.
B. It provides a single pane of glass for automation, assurance, and policy enforcement.
C. It acts as the CA (Certificate Authority) for all network devices.
D. It replaces the need for routing protocols like OSPF and BGP.
Correct Answer: B ✅
Q5. Which of the following is a characteristic of a spine-leaf architecture in a data
center?
A. The spine switches are connected to each other in a full mesh.
B. Every leaf switch is connected to every spine switch.
C. The leaf switches are always the root bridges for all VLANs.
D. It uses a three-tier design with core, distribution, and access layers.
Correct Answer: B ✅
Q6. In a Cisco Wireless LAN Controller (WLC) deployment, what is the mode called
where the AP and WLC are on the same Layer 2 subnet?
A. Local Mode
B. FlexConnect Mode
C. Bridge Mode
,D. Monitor Mode
Correct Answer: A ✅
Q7. Which protocol is used by a Cisco WLC to communicate with lightweight
access points?
A. CAPWAP
B. LWAPP
C. IPsec
D. GRE
Correct Answer: A ✅
Q8. What is the purpose of the PAgP (Port Aggregation Protocol) in a switched
network?
A. To prevent Layer 2 loops.
B. To dynamically form an EtherChannel bundle between Cisco switches.
C. To provide power over Ethernet to connected devices.
D. To authenticate users connecting to a switch port.
Correct Answer: B ✅
Q9. Which of the following is a Cisco proprietary protocol used for first-hop
redundancy?
A. VRRP
B. GLBP
C. HSRP
D. OSPF
Correct Answer: C ✅
Q10. In a VXLAN environment, what is the purpose of the Network Virtualization
Endpoint (NVE)?
A. It is the physical switch that connects to the core network.
B. It is a logical interface that handles the VXLAN encapsulation and decapsulation.
C. It is the router that provides access to the internet.
, D. It is the database that maps VLANs to VNIs.
Correct Answer: B ✅
Q11. What is the function of the Cisco vBond orchestrator in a Cisco SD-WAN
deployment?
A. It manages the control plane policies.
B. It provides the initial authentication and orchestration for vEdge routers to join the
overlay.
C. It is the primary data plane forwarder for all traffic.
D. It provides a graphical user interface for network monitoring.
Correct Answer: B ✅
Q12. Which feature of Cisco DNA Center allows for the automated deployment of
network devices using a template-based approach?
A. Assurance
B. Design
C. Policy
D. Provision
Correct Answer: D ✅
Q13. What is the primary benefit of using a Cisco StackWise configuration?
A. It increases the routing table size.
B. It allows multiple switches to be managed as a single logical unit.
C. It provides redundant power supplies for all switches.
D. It enables MPLS on access switches.
Correct Answer: B ✅
Q14. In a wireless network, what is the term for the process where a client roams
from one AP to another within the same WLC?
A. Inter-controller roaming
B. Intra-controller roaming
C. Layer 3 roaming