Pass Your Huawei Exam with H12-223 Exam Dumps (Updated 165 Questions)
H12-223 Exam Dumps - Huawei Practice Test Questions
NEW QUESTION 18
Which of the following statements regarding the STP configuration is true?
- A. The STP convergence speed is slow, which may cause network interruption. Therefore, disabling STP is a preferred solution.
- B. The RSTP algorithm is simple and reliable and supports fast convergence. Therefore, all switches on the network are configured to work in RSTP mode.
- C. Similar to the implementation of routing protocols, data flows between switches can be adjusted by modifying link costs.
- D. For routine STP configuration, the position of the STP blocked port is controlled to ensure that the blocked port is not located on a backbone link or device.
- E. STP automatically runs by default and therefore does not require configuration.
Answer: D
NEW QUESTION 19
Which of the following features is not applied to enterprise WANs?
- A. Multiple types
- B. High costs of utilization
- C. Difficult O&M
- D. Wide coverage
Answer: A
NEW QUESTION 20
Which of the following is the key to network design?
- A. Innovation of key technologies
- B. Selection of network elements (NEs) such as devices and links
- C. Performance improvement at reasonable costs
D Network stability and reliability
Answer: B
NEW QUESTION 21
Which of the following statements regarding network maintenance functions are true? (Multiple Choice)
- A. Routine maintenance has high technical requirements for operators but no high requirements for operation standardization.
- B. Network maintenance is not just a technical issue but also a management issue.
- C. Routine maintenance is a preventive measure.
- D. Through routine maintenance, administrators can obtain the network baseline, laying a good foundation for troubleshooting.
Answer: B,C,D
NEW QUESTION 22
Customer network information and service composition are business secrets of customers and cannot be leaked, obtained without authorization, or sold for operation.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 23
Which of the following events represent the end of the network planning stage?
- A. Bid release
- B. Contract signing
- C. Project initiation
- D. Preliminary project acceptance
Answer: A
NEW QUESTION 24
Which of the following causes may result in a BGP peer relationship fault?
- A. An ACL is configured to disable TCP port 179.
- B. The peer connect-interface command is not configured when loopback interfaces are used to establish the BGP peer relationship.
- C. The peer router ID conflicts with the local router ID.
- D. The peer ebgp-max-hop command is not configured when loopback interfaces are used to establish the EBGP peer relationship.
Answer: A,B,C,D
NEW QUESTION 25
Which three steps does a migration include? (Multiple Choice)
- A. Snapshot before the migration
- B. Check after the migration
- C. Delivery during the migration
- D. Attendance after the migration
Answer: A,B,C
NEW QUESTION 26
Compared with a three-layer network architecture, a two-layer network architecture has simple topology and high data forwarding efficiency. The network architecture will transform to the two-layer architecture, and the three-layer network architecture will be gradually phased out.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 27
Which of the following WAN links are used on a packet switched network? (Multiple Choice)
- A. X.25
- B. ISDN
- C. PSTN
- D. MSTP
- E. ATM
Answer: A,E
NEW QUESTION 28
During the structured network troubleshooting process, which of the following items require attention in the information collection phase? (Multiple Choice)
- A. What information to collect
- B. Whether authorization is required
- C. How to collect information
- D. Risks in the information collection phase
Answer: A,B,C,D
NEW QUESTION 29
Huawei's USG6X00 series firewalls belong to the UTM firewall product and support stateful inspection packet filtering as well as intrusion detection, anti-virus, and URL filtering.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 30
Which of the following is the core idea of network troubleshooting?
- A. Information collection
- B. Top-down
- C. Service traffic path check
- D. Determining and analysis
Answer: D
NEW QUESTION 31
Which of the following statements regarding Huawei network optimization service (NOS) is false?
- A. Life cycle assessment (LCA) is a technique to check and analyze the software and hardware life cycles of devices on the live network. With LCA, specific measures are taken for products that will reach the end of sales, production, software update, or technical support, preventing life cycle-caused operation risks.
- B. Network health check enables Huawei technology experts to review the rationality, security, and scalability of the network architecture based on industry-leading optimal experience, and to provide improvement suggestions based on the assessment result.
- C. Configuration assessment & optimization is a technique to develop and periodically maintain device configuration profiles based on customer requirements. Based on the periodic software assessment & recommendation result, this service applies related software features to command lines in the recommended target version, implementing refined configuration management.
- D. Software assessment & recommendation is a technique to assess and analyze all software platforms used by Party A in the service period. Based on the assessment result, this service can recommend a proper software version to prevent issues caused by known issues.
Answer: B
NEW QUESTION 32
During the migration test, which of the following indicates that the test is completed?
- A. Tested network services are running properly.
- B. The network is running properly.
- C. Command outputs are correct.
- D. Tested upper-layer application services are running properly on the network.
Answer: A,B,C,D
NEW QUESTION 33
Which of the following are sources of network optimization requirements? (Multiple Choice)
- A. For enterprise information security, deploy new security devices.
- B. Replace severely aged signal cables in an ELV well.
- C. After long-term network maintenance, propose suggestions and improvements for centralized rectification.
- D. As the videoconferencing service is required on the network, add switching devices that support Layer 2 multicast.
Answer: A,B,C,D
NEW QUESTION 34
If a neighbor has not advertised a route, the neighbor may have not put description information about the route to the local OSPF LSDB.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 35
Huawei's USG6X00 series firewalls belong to the UTM firewall product and support stateful inspection packet filtering as well as intrusion detection, anti-virus, and URL filtering.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 36
Which of the following statements regarding the device software upgrade feasibility is true?
- A. Generally, the device software upgrade does not affect the stable network running. Therefore, risk assessment and avoidance are not required before the upgrade.
- B. To ensure the stable running of network devices, you are advised to upgrade the device software in a timely manner.
- C. Before performing a major upgrade or complex upgrade operations, you need to conduct commissioning and test the upgrade plan and contingency plan in the simulation environment.
- D. The upgrade only causes service interruption for a very short time. Therefore, you do not need to confirm with the customer about the upgrade, improving efficiency.
Answer: C
NEW QUESTION 37
The customer's project team is the end user of the network, and they are the final judge of the project.
- A. FALSE
- B. TRUE
Answer: A
NEW QUESTION 38
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