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HCIA-Datacom Certification Path
Training and certificating engineers with basic datacom knowledge and skills. The Datacom certification is an upgraded version of the Routing & Switching certification, which will replace the Routing & Switching certification as Huawei’s standard for building datacom talent capabilities. The Routing & Switching certification will continue until the end of 2021.
EOX Announcement for Huawei Routing & Switching Certification
Huawei new announced the milestones in the life cycle of Huawei Routing & Switching Certification product.It can give you a reference on making future network development and skills development plans.
Huawei product lifecycle milestones are defined as follows:
Share HCIA-Datacom V1.0 H12-811_V1.0-ENU Sample Questions
When the host accesses the web server of the server, the network layer protocol field takes the value 6.
A. True
B. False
Answer: A
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Which statements are correct about the transport layer protocol? (Multiple choice)
A. The establishment of a TCP connection is a three-way handshake, and the termination of a TCP connection requires a four-way handshake.
B. UDP uses the SYN and ACK flags to request and confirm the establishment of a connection
C. The range of well-known port numbers is 1-1023
D. UDP is suitable for transmitting delay-sensitive traffic and can be reorganized according to the sequence number field in the message header
Answer: AC
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The tracert diagnostic tool in Huawei routers is used to track the data forwarding path.
A. True
B. False
Answer: A
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Which of the following statements about static routing is wrong?Â
A. Manual configuration by the network administrator
B. Routing information needs to be exchanged between routers
C. Cannot automatically adapt to changes in network topology
D. Low system performance requirements
Answer: B
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In VRP operating platform, which of the following commands can only view static routes?
A. display IP routing-table
B. display IP routing-table statistics
C. display IP routing-table verbose
D. display IP routing-table protocol static
Answer: D
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Which of the following are not open interfaces for Huawei network equipment?
A. RE TCONF
B. JSON
C. XML
D. NETCONF
Answer: A
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What is the main function of the DNS protocol?Â
A. File transfer
B. Remote access
C. Domain name resolution
D. Mail transmission
Answer: C
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Which of the following statements are correct about link aggregation in manual load balancing mode?Â
A. In manual load sharing mode, all active interfaces participate in data forwarding, sharing load traffic
B. There can only be 4 active ports in manual load sharing mode
C. In manual load sharing mode, devices at both ends of the link send LACP packets to each other
D. The number of active ports can be configured in manual load sharing mode
Answer: D
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Which of the following descriptions are wrong about the Forwarding status in the spanning tree protocol? (Multiple choice)
A. The port in the Forwarding state does not learn the source MAC address of the packet
B. Ports in the Forwarding state must send BPDU packets
C. The port in the Forwarding state can forward data packets
D. The port in the Forwarding state can receive BPDU packets
Answer: AB
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Which of the following protocols belong to the link state routing protocol?
A. PTP
B. OSPF
C. Direct
D. Static
Answer: B
