Courseiva
← Back to Cisco DCCOR / CCNP Data Center Core 350-601 questions

Scenario-based practice

Hard Difficulty Questions

Practise Cisco DCCOR / CCNP Data Center Core 350-601 practice questions — original exam-style scenarios covering every exam domain, with detailed explanations, wrong-answer analysis, and common exam traps.

Start full practice testRead exam guide
20
scenario questions
350-601
exam code
Cisco
vendor

Scenario guide

How to approach hard difficulty questions

These are the questions most candidates get wrong. They require connecting multiple concepts, reading tricky output, or knowing edge-case behaviour that isn't on most study cards. Practising them trains you to operate under uncertainty — a necessary skill on the real exam.

Quick answer

Hard Difficulty Questions questions test whether you can apply the concept in context, not just recognise a definition.

How the topic appears in realistic exam-style scenarios.

Which detail in the question changes the correct answer.

How to eliminate plausible but wrong options.

How to connect the question back to the wider exam objective.

Related practice questions

Related 350-601 topic practice pages

Scenario questions usually connect to one or more exam topics. Use these links to review the underlying concepts behind the scenario.

Network practice questions

Practise 350-601 questions linked to Network.

Compute practice questions

Practise 350-601 questions linked to Compute.

Storage Network practice questions

Practise 350-601 questions linked to Storage Network.

Automation practice questions

Practise 350-601 questions linked to Automation.

Security practice questions

Practise 350-601 questions linked to Security.

350-601 fundamentals practice questions

Practise 350-601 questions linked to 350-601 fundamentals.

350-601 scenario practice questions

Practise 350-601 questions linked to 350-601 scenario.

350-601 troubleshooting practice questions

Practise 350-601 questions linked to 350-601 troubleshooting.

Practice set

Practice scenarios

Question 1hardmulti select
Full question →

Which TWO are valid methods to configure a Cisco UCS service profile for stateless computing? (Choose two.)

Question 2hardmultiple choice
Study the full QoS explanation →

Refer to the exhibit. An engineer applies this QoS policy to a Cisco Nexus 9000 switch in a data center. After applying the policy, storage traffic (iSCSI) is experiencing high latency and occasional drops. The engineer verifies that the iSCSI traffic is not matching the 'BulkData' class. What is the most likely cause of the issue?

Exhibit

Refer to the exhibit.

<config>
  <system>
    <qos>
      <class-map name="BulkData">
        <match qos-group="5"/>
      </class-map>
      <policy-map name="DataCenter">
        <class name="BulkData">
          <set qos-group="5"/>
          <bandwidth percent="30"/>
        </class>
        <class class-default>
          <bandwidth percent="70"/>
        </class>
      </policy-map>
    </qos>
  </system>
</config>
Question 3hardmultiple choice
Read the full NAT/PAT explanation →

A large enterprise is using Cisco UCS Manager to manage a chassis with 8 B-Series blades. The environment uses a combination of Ethernet and Fibre Channel traffic. The UCS fabric interconnect (FI) is configured in end-host mode with two uplinks to the core network. Recently, the engineering team deployed a new service profile for a high-performance computing workload that requires 40Gbps Ethernet per vNIC and 16Gbps Fibre Channel per vHBA. The server has two vNICs and two vHBAs. After deployment, the server's OS shows only 10Gbps connectivity on each vNIC. The engineer checks UCS Manager and sees that the vNIC templates are set to '10 Gbps' and the vHBA templates are set to '16 Gbps' but the actual link speed for vNICs is only 10Gbps. The fabric interconnect ports are configured as 40Gbps uplinks. The engineer has verified that the server adapter supports 40Gbps. What is the most likely cause of the speed mismatch?

Question 4hardmulti select
Full question →

Which THREE statements about Cisco UCS Manager automation using XML API are correct? (Choose three.)

Question 5hardmultiple choice
Full question →

A company has two Cisco MDS 9700 switches in a dual-fabric SAN. Each fabric has its own set of storage arrays and hosts. The company wants to enable selective communication between specific devices in Fabric A and Fabric B without merging the fabrics. Which Cisco technology should be used?

Question 6hardmultiple choice
Full question →

An engineer is designing an automation solution for a large data center with multiple Cisco UCS Manager domains. Which approach best ensures idempotent configuration operations?

Question 7hardmultiple choice
Full question →

A Cisco MDS switch has the above configuration on two 16 Gbps FC interfaces. An engineer connects an initiator to fc1/2 and a target to fc1/1. The initiator cannot discover the target. What is the most likely cause?

Exhibit

Refer to the exhibit.

interface fc1/1
  switchport mode E
  switchport rate-mode dedicated
  no shutdown

interface fc1/2
  switchport mode F
  switchport rate-mode shared
  no shutdown
Question 8hardmultiple choice
Open the full VLAN trunking answer →

Refer to the exhibit. An automation script queries the Cisco Nexus 9000 using the NX-API JSON format and receives the above output. The script is designed to validate that interface Eth1/1 is in access mode with VLAN 100. However, the script reports a failure. What is the most likely reason?

Exhibit

Refer to the exhibit.

{
  "totalCount": "1",
  "imdata": [
    {
      "l1PhysIf": {
        "attributes": {
          "id": "Eth1/1",
          "adminSt": "up",
          "descr": "To-Server",
          "mtu": "1500",
          "switchportMode": "access",
          "accessVlan": "100"
        }
      }
    }
  ]
}
Question 9hardmultiple choice
Study the full virtualization explanation →

A data center engineer is designing a storage network for a virtualized environment with 100 hosts and 50 storage arrays. Each host requires 4 Gbps of bandwidth to storage, and each storage array provides 8 Gbps. All devices use 16 Gbps FC links. What is the minimum number of 16 Gbps FC links required to support the total bandwidth demand without oversubscription?

Question 10hardmultiple choice
Full question →

A network engineer is implementing automated configuration management using Cisco NSO (Network Services Orchestrator). The team wants to ensure that any configuration changes made directly on the devices (out-of-band) are detected and reconciled. Which NSO feature should be used?

Question 11hardmultiple choice
Full question →

Refer to the exhibit. A server connected to Ethernet1/1 is experiencing intermittent connectivity. The server sends BPDUs, causing the switch to place the port into a blocking state. Which configuration change should be made to prevent this while maintaining rapid convergence?

Exhibit

interface Ethernet1/1
  description Server-01
  switchport mode trunk
  switchport trunk allowed vlan 10,20,30
  spanning-tree port type edge trunk
  no shutdown
Question 12hardmulti select
Read the full VPN explanation →

Which TWO configuration steps are necessary to enable VXLAN EVPN on a Cisco Nexus 9000 switch using the centralized anycast gateway model?

Question 13hardmulti select
Full question →

Which THREE conditions must be met for a Cisco Nexus switch to form a vPC? (Choose three.)

Question 14hardmultiple choice
Full question →

A data center design requires Layer 2 extension between two sites using OTV. The network engineer notices that MAC addresses from Site A are not learned at Site B. OTV adjacency is up, and both sites have the same overlay interface configured. Which configuration issue is most likely the cause?

Question 15hardmulti select
Study the full virtualization explanation →

Which TWO statements about NPV (N_Port Virtualization) mode in FC networks are correct?

Question 16hardmultiple choice
Study the full ACL explanation →

A network engineer is troubleshooting CoPP drops on a Cisco Nexus 9000 switch. The 'show control-plane' output indicates that packets are being dropped due to 'CoPP' on the 'default' control-plane class. Which action is most likely to resolve the issue without affecting routing protocol stability?

Question 17hardmulti select
Full question →

Which TWO statements about Cisco TrustSec in a data center are true?

Question 18hardmultiple choice
Read the full VPN explanation →

In a VXLAN EVPN multi-tier design, which feature ensures traffic between leaf switches takes the optimal path without hair-pinning through a spine?

Question 19hardmulti select
Full question →

Which THREE factors should be considered when determining the number of upstream Ethernet uplinks from a UCS Fabric Interconnect to the core network? (Choose THREE.)

Question 20hardmultiple choice
Full question →

A customer is deploying Cisco ACI with a requirement to isolate tenant traffic in a multi-tenant environment. They want to ensure that a tenant admin can only manage their own tenant's objects. Which RBAC configuration should be implemented?

These 350-601 practice questions are part of Courseiva's free Cisco certification practice question bank. Courseiva provides original exam-style 350-601 questions with detailed explanations, topic-based practice, mock exams, readiness tracking, and study analytics.