Free H12-891: HCIE-Datacom Exam Questions and Answers
HCIE-Datacom is one of the Huawei tests covered here, sat under the code H12-891. Huawei runs several separate lines under one name: the HCIA, HCIP and HCIE technical ladder, a parallel Huawei Cloud catalogue, and a distinct sales and pre-sales track using HCSA, HCSP and HCSE with H19- codes — an HCSA is not an HCIA. Codes run H##-### where the prefix marks the domain, with H12- for datacom, security and WLAN and H13- for cloud, storage and AI, and any _V suffix marking the syllabus version.
The first 10 questions on this page are free to read, answers included — no account and no card. A plan opens the rest of the bank, the full timed practice test and your weak-topic reporting.
Last updated: September 11, 2026
- Exam code
- H12-891
- Provider
- Huawei
- Questions in our bank
- 1000+
- Free to read
- First 10, with answers
- Official page
- Official Exam website
- Our test mode duration & pass mark
- 130 mins · 70%
Recommended: Switch to Test Mode to start a practice test that simulates the real exam experience.
Question #1
What technology does Huawei's HCIE-Datacom mainly focus on?
Please select an optionIncorrectCorrect answer: A
HCIE-Datacom focuses on data communication technologies.
Was this answer correct?Question #2
When configuring OSPF, which command enables OSPF on an interface?
Please select an optionIncorrectCorrect answer: C
The command "ip ospf 1 area 0" enables OSPF on an interface.
Was this answer correct?Question #3
Which of the following is not a type of WAN technology?
Please select an optionIncorrectCorrect answer: B
Ethernet is primarily a LAN technology, not a WAN technology.
Was this answer correct?Question #4
In MPLS, what is the role of a Label Edge Router (LER)?
Please select an optionIncorrectCorrect answer: B
LERs are responsible for assigning labels to incoming packets.
Was this answer correct?Question #5
What protocol is commonly used for network address translation?
Please select an optionIncorrectCorrect answer: D
NAT stands for Network Address Translation and is used for this purpose.
Was this answer correct?Question #6
In SDN (Software-Defined Networking), what component does the controller communicate with?
Please select an optionIncorrectCorrect answer: D
In SDN, the controller primarily interacts with the Control Plane to manage network resources.
Was this answer correct?Question #7
Which technology is used to establish a secure VPN connection over the internet?
Please select an optionIncorrectCorrect answer: A
IPSec is widely used for creating secure VPN tunnels over the Internet.
Was this answer correct?Question #8
What is the primary function of BGP in a network?
Please select an optionIncorrectCorrect answer: A
BGP (Border Gateway Protocol) is primarily used for routing between different networks.
Was this answer correct?Question #9
In MPLS, what is the significance of the label?
Please select an optionIncorrectCorrect answer: A
Labels in MPLS assist in identifying packets for routing through the MPLS network.
Was this answer correct?Question #10
What command is used to display the current routing table in a Cisco router?
Please select an optionIncorrectCorrect answer: C
The command "show ip route" displays the active routing table in a Cisco device.
Was this answer correct?
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Other Huawei certifications
- H12-831: HCIP-Datacom-Advanced Routing & Switching Technology (opens in a new tab)
- H12-351: HCIE-WLAN (Written) V1.0 (opens in a new tab)
- H13-341: Huawei Certified internetwork Expert - Transmission (opens in a new tab)
- H12-811: HCIA-Datacom V1.0 (opens in a new tab)
- H11-851: HCNA-VC (Huawei Certified Network Associate - Video Conference) (opens in a new tab)
- H12-224: HCNP-RS Fast Track (Huawei Certified Network Professional - Routing Switching Fast Track) (opens in a new tab)
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FAQ
Learn More: https://home.pearsonvue.com/Clients/Huawei.aspx
- Q1: What is the H12-891: HCIE-Datacom exam?
- A: H12-891: HCIE-Datacom is a Huawei certification exam. Judging by the questions in our bank, it concentrates on OSPF, MPLS, label, networking and routing.
- Q2: What topics does the H12-891: HCIE-Datacom exam cover?
- A: Questions in our H12-891: HCIE-Datacom bank cluster around OSPF, MPLS, label, networking, routing, vlan, local and topology. Working through the full set is the quickest way to find which of these you are weakest on.
- Q3: How should I prepare for H12-891: HCIE-Datacom?
- A: Work through the H12-891: HCIE-Datacom practice questions here, checking your answer on each one, then sit the practice test to rehearse the exam under timed conditions before the real thing.
- Q4: Are these real H12-891: HCIE-Datacom exam questions?
- A: They are drawn from officially released past questions and from community members who have sat H12-891: HCIE-Datacom. Answers are verified and updated weekly.
- Q5: Where do I register for the H12-891: HCIE-Datacom exam?
- A: Register through Huawei directly at https://home.pearsonvue.com/Clients/Huawei.aspx. Exampractice is not affiliated with Huawei and does not administer the exam.
- Q6: Is there a free H12-891: HCIE-Datacom sample?
- A: Yes. Every H12-891: HCIE-Datacom page shows a free sample of real questions. Upgrading opens the full bank and the practice test.
- Q7: What are Huawei Certification Exams?
- A: Huawei Certification Exams validate your expertise in using and managing Huawei’s range of ICT (Information and Communications Technology) products and solutions, including networking, cloud computing, storage, and AI. These certifications demonstrate your proficiency in deploying, configuring, and troubleshooting Huawei technologies to drive business and technological success.
- Q8: Why should I pursue Huawei Certification?
- A: Huawei Certification enhances your professional credibility, showcasing your skills and knowledge in Huawei technologies. This can lead to better job opportunities, higher salaries, and career advancement in IT, networking, and cloud infrastructure roles.
- Q9: What are the benefits of Huawei Certification?
- A: Benefits include recognition as a certified Huawei professional, improved job performance, access to exclusive resources, continuing education opportunities, and staying current with the latest Huawei technologies and best practices.
- Q10: Who should take Huawei Certification Exams?
- A: IT professionals, network engineers, cloud engineers, system administrators, and anyone involved in managing and implementing Huawei solutions should consider these certifications to validate their expertise and advance their careers.
- Q11: What types of Huawei Certification Exams are available?
- A: Huawei offers various certification paths under the Huawei Certification Program, including:
- Q12: How do I prepare for Huawei Certification Exams?
- A: Preparation can include official Huawei training courses, study guides, practice exams, online tutorials, and hands-on experience with Huawei products and solutions.
- Q13: Where can I take Huawei Certification Exams?
- A: Huawei Certification Exams can be taken at authorized Pearson VUE testing centers worldwide or online, providing flexibility to fit your schedule and location.
- Q14: How do Huawei Certifications impact my career?
- A: Huawei Certifications significantly boost your career by demonstrating your expertise to employers, making you a more competitive candidate for advanced roles and promotions in IT, networking, and cloud infrastructure.
- Q15: Are there any prerequisites for Huawei Certification Exams?
- A: Some exams may have prerequisites, such as foundational knowledge or prior experience with Huawei products. Check the specific requirements for each certification path on the Huawei website.
- Q16: How often do I need to recertify for Huawei Certifications?
- A: Huawei Certifications typically require recertification every three years to ensure that certified professionals stay updated with the latest technologies and industry practices.