[2023年04月07日] H12-811テストエンジンお試しセット、H12-811問題集PDF
最新のHuawei H12-811のPDFと問題集で（2023）無料試験問題解答
質問 115
Which of the following port states is not included in the RSTP protocol?
- A. Blocking
- B. Discarding
- C. Learning
- D. Forwarding
正解: A
質問 116
Complete the ACL configuration shown in the figure on the router RTA, which of the following description is correct?
- A. Configuration error, the sequence number of the rules must be configured from small to large
- B. The VRP system will adjust the sequence number of the first rule to 5 according to the configuration sequence
- C. The VRP system will first match the rule by numbering in sequence deny source 20.1.1.0 0.0.0.255
- D. The VRP system will not adjust the sequence number, but will first match the rule permit source 20.1.1.0 0.0.0.255
正解: C
質問 117
The G0/0/1 interface configuration information of router A is shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. This interface will not forward ICMP packets
- B. This interface will not forward received SNMP packets
- C. This interface can establish OSPF neighbor relationships with other routers
- D. This interface will not forward received FTP packets
正解: B,D
質問 118
The router running OSPF can reach the FULL state after LSDB synchronization is completed.
- A. FALSE
- B. TRUE
正解: A
質問 119
In a Layer 2 network with redundant links, which of the following protocols can be used to avoid loops?
- A. UDP
- B. STP
- C. ARP
- D. VRRP
正解: B
質問 120
What is the value of TPID defined by IEEE802.1Q?
- A. 0x8100
- B. 0x7200
- C. 0x8200
- D. 0x9100
正解: A
質問 121
Which of the following statement about the transport layer protocol is correct? (Multiple choice)
- A. UDP uses the STNOACK flag to request and confirm the establishment of a connection
- B. The range of well-known port numbers is 0-1023
- C. UDP is suitable for the transmission of delay-sensitive traffic, and can be reorganized according to the sequence number field in the message header
- D. TCP establish a connection is a three-way handshake process, TCP terminates the connection will have to go through four-way handshake
正解: B,D
質問 122
In the VRP interface, use the command startup saved-configuration backup.cfg. to configure the backup.cfg file for the next startup.
- A. False
- B. True
正解: B
質問 123
In the network shown in the figure, which of the following description is correct?
- A. The network between SWA and SWC is the same broadcast domain
- B. The network between SWA and SWB is the same broadcast domain
- C. The network between RTA and SWC is the same conflict domain
- D. The network between SWA and SWC is the same conflict domain
正解: D
質問 124
Which of the following advantages does router-on-a-stick achieve inter-VLAN routing intercommunication?
- A. Reduce the number of link connections
- B. Reduce the number of equipment
- C. Reduce routing table entries
- D. Reduce the use of IP addresses
正解: A
質問 125
Which parameter is used in the spanning tree protocol for root bridge election?
- A. Bridge ID
- B. Bridge priority
- C. Port ID
- D. Root path cost
正解: B
質問 126
SNMPv1 defines 5 protocol operations.
- A. False
- B. True
正解: B
質問 127
Which of the following statement about Python is incorrect?
- A. Is a fully open source high-level programming language
- B. Has a rich third-party library
- C. can be used for operation and maintenance of automation scripts, Artificial Intelligence, Data science and many other fields
- D. Have a clear grammatical structure, simple and easy to learn, colleagues run efficiently
正解: A
質問 128
How to enter the view of OSPF area 0 in the vrp operating system? (Multiple choice)
- A. [Huawei-ospf-1] area 0 enabel
- B. [Huawei-ospf-1] area 0
- C. [Huawei] ospf area 0
- D. [Huawei-ospf-1] area 0.0.0.0
正解: B,D
質問 129
As shown in the figure below, the network and switch configuration information are shown in the figure. Which of the following statements is correct? (Multiple choice)
- A. Host A and Host B can be pinged
- B. The PVID of the switch GigabitEthernet0/0/1 port is 20
- C. Data frames on the two links do not contain VLAN TAG
- D. Host point and host B cannot ping
正解: B,C,D
質問 130
Virtualization is the basis for the realization of NEV. Which of the following statements about the characteristics of virtualization is correct? (Multiple choice)
- A. Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through name spaces.
- B. Partition: You can run multiple virtual machines on a single physical server at the same time.
- C. Hardware independence: virtual machine and hardware decoupling, support virtual machine migration between servers.
- D. Isolation: The virtual machines on the same physical server are isolated from each other.
正解: B,C,D
質問 131
If the Length/Type of an Ethernet data frame is 0X8100, which of the following is correct?
- A. There must be an IP header in the upper layer of this data frame
- B. This data frame must carry VLAN TAG
- C. There must be a TCP header in the upper layer of this data frame
- D. There must be a UDP header in the upper layer of this data frame
正解: A
質問 132
In which view can the administrator modify the device name for the router?
- A. System-view
- B. Interface-view
- C. User-view
- D. Protocol-view
正解: A
質問 133
VRP supports OSPF multi-process. If the process number is not specified when 0SPF is enabled, the process number used by default is ().
- A. 0
- B. 1
- C. 2
- D. 3
正解: A
質問 134
When the Trunk port send the data frame, how to deal with?
- A. When the VLAN ID is different from the PVID of the port, strip off the TAG and forward
- B. When the VLAN ID is the same as the PVID of the port and is a VLAN ID allowed by the port, remove the Tag and send the message
- C. When the VLAN ID is different from the PVID of the port, replace it with PVID forwarding
- D. When the VLAN ID is different from the PVID of the port, the data frame is dropped
正解: B
質問 135
Which information of the data frame does the VLANIF interface use to determine whether to perform Layer 2 or Layer 3 forwarding?
- A. Destination port
- B. Source IP
- C. Source MAC
- D. Destination MAC
正解: D
質問 136
If the network address of a network is 192.168.1.0, then its broadcast address must be 192.168.1.255.
- A. False
- B. True
正解: A
質問 137
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