300-620 Exam Preparation Material | Implementing Cisco Application Centric Infrastructure (DCACI)

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Prepare for the 300-620 Implementing Cisco Application Centric Infrastructure (DCACI) exam with CertQueen's independently developed study resources. Review important concepts, practice scenario-based questions, and use clear explanations to identify areas that require further study.

Question#1

An engineer must allow multiple external networks to communicate with internal ACI subnets.
Which action should the engineer take to assign the prefix to the class ID of the external Endpoint Group?

A. Enable the Export Route Control Subnet for the External Endpoint Group flag.
B. Enable an L30ut with Shared Route Control Subnet.
C. Configure subnets with the External Subnets for External EPG flag enabled.
D. Configure subnets with the Import Route Control Subnet flag enabled.

Explanation:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/1-x/ACI_Best_Practices/b_ACI_Best_Practices/b_ACI_Best_Practices_chapter_01001.html


Question#2

An engineer must limit management access to me Cisco ACI fabric that originates from a single subnet where the NOC operates. Access should be limited to SSH and HTTPS only.
Where should the policy be configured on the Cisco APIC to meet the requirements?

A. policy In the management tenant
B. policy on the management VLAN
C. ACL on the management interface of the APIC
D. ACL on the console interface

Explanation:
https://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/1-x/Operating_ACI/guide/b_Cisco_Operating_ACI/b_Cisco_Operating_ACI_chapter_0111.ht ml


Question#3

Refer to the exhibit.



The 0.0.0.0/0 is configured as a default static route on L3Out-1.
Which action should be taken for the 0.0.0.0/0 prefix to advertise out on L3Out-2 OSPF?

A. Enable Export Route Control Subnet.
B. Enable Shared Security Import Subnet.
C. Enable Shared Route Control Subnet.
D. Enable Aggregate Export Subnet.

Question#4

Refer to the exhibit.



An engineer is deploying a Cisco ACI environment but experiences a STP loop between switch1 and switch2.
Which configuration step is needed to break the STP loop?

A. Configure the STP instance to VLAN mapping under the switch STP policy.
B. Configure a Layer 2 external bridged network on the interfaces facing the MST switches.
C. Enable the native VLAN on the interfaces facing the MST switches using static pons in a dedicated EP
D. Enable BPDU filter under the STP interface policy on the Interfaces lacing the MST switches.

Question#5

Refer to the exhibit.



An administrator configures inter-VRF route leaking between Production:vrf-prod and Non-Production:vrf-nonprod. However, the route in the Non-Production:vrf-nonprod VRF to the production tenant is missing.
Which action resolves the VRF route leaking issue?

A. Change the contract scope to Global.
B. Enable the Shared between VRFs option for the BD subnet in the production VR
C. Enable the Shared between VRFs option for the EPG subnet in the non-production VR
D. Export the contract from provider to consumer tenant.

Exam Code: 300-620
Q & A: 247 Q&As         Updated:  Oct 28,2026

 

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What This 300-620 Study Resource Helps You Do

Review Key Concepts

Review the technologies, products, processes, and practical skills covered by the current 300-620 exam objectives.

Practice Scenario-Based Questions

Work through independently developed questions designed to strengthen your understanding of technical scenarios and decision-making.

Identify Knowledge Gaps

Use your results and the provided explanations to find weaker areas and focus your study more effectively.

How to Use This 300-620 Preparation Material

Review the Exam Scope

Start by reviewing the topics covered by the 300-620 exam. Compare them with the official exam objectives to understand the required technologies, operational tasks, and practical skills, then identify the areas that deserve the most attention.

Practice Independently

Complete a focused set of practice questions for each topic. On your first attempt, avoid referring to notes, answers, or other study resources so that you can evaluate your current understanding more accurately.

Study the Explanations

Review the answers and explanations after completing each practice session. Understand why the correct option is appropriate for the given scenario and why the other options may be incorrect or less suitable.

Close Knowledge Gaps

Keep track of incorrect answers, unfamiliar concepts, and weaker knowledge areas. Review these topics using official documentation and practical experience, then answer the related questions again to reinforce your understanding and monitor your progress.

Independent 300-620 Preparation Resource

CertQueen independently develops its certification study materials for educational purposes. The practice questions are not copied from, recalled from, or presented as live or official exam questions.

CertQueen is not affiliated with, endorsed by, sponsored by, or authorized by any certification provider. Certification names, exam codes, product names, and related trademarks are the property of their respective owners and are referenced only for identification and educational purposes.

Exam Code: 300-620
Q & A: 247 Q&As
Updated:  Oct 28,2026

 

 Access Complete 300-620 Preparation Material