Best Quality Huawei H12-811-ENU Exam Questions RealVCE Realistic Practice Exams [2021]
Critical Information To HCIA-Datacom V1.0 Pass the First Time
NEW QUESTION 32
The configuration information of a router is shown in the figure. Which of the following statements are correct? (Multiple choice)
- A. Use the username huawei for authentication, the password needs to be 654321
- B. The domain with the domain name huawei does not use the billing plan
- C. The authorization method for the domain with the domain name huawei is local authorization
- D. The authentication method adopted by the domain with the domain name huawei is local ID
Answer: B,C
NEW QUESTION 33
The correct description of the information as shown in the figure is ().
[R1]display interface go/0/o
GigabitEthernet0/0/0 current state: Administratively DOWN Line protocol current state: DOWN
- A. The GigabitEthernet 0/0/0 interface was manually closed by the administrator
- B. The GigabitEthernet 0/0/0 interface is not configured with an IP address
- C. GigabitEthernet 0/0/0 interface is connected to a wrong cable
- D. GigabitEthernet 0/0/0 interface does not enable dynamic routing protocol
Answer: A
NEW QUESTION 34
By default, in the SNMP protocol, which port number does the agent process use to send alarm messages to NS?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: C
NEW QUESTION 35
What is the main function of the DHCP DISCOVER message?
- A. The DHCP server is used to respond to the DHCP DISCOVER message, which carries various configuration information
- B. The client is used to find the DHCP server
- C. The client requests configuration confirmation, or renews the lease
- D. The server's confirmation response to the REQUEST message
Answer: B
NEW QUESTION 36
In order to realize the network layer function on VLANIF interface, what need to be configured on VLANIF interface? (Multiple choice)
- A. IP address
- B. Subnet mask
- C. MAC address
- D. IP prefix
Answer: A,B
NEW QUESTION 37
Which of the following are not the characteristics of a small-sized campus network?
- A. Fewer users
- B. Wide coverage
- C. Simple network requirements
- D. Simple network level
Answer: B
NEW QUESTION 38
The administrator has configured the router as shown in the figure, then what IP address can a host connected to the G1/0/0 interface of the router obtain through DHCP?
- A. The IP address obtained by the host belongs to the 10.20.20.0/24 network
- B. The IP address data obtained by the host 10.10.10.0/24
- C. The host cannot obtain an IP address
- D. The IP address obtained by the host may belong to the 10.10.10.0/24 network, or it may belong to the 10.20.20.0/24 network
Answer: B
NEW QUESTION 39
Virtualization is the basis for the realization of NEV. Which of the following statements about the characteristics of virtualization is correct? (Multiple choice)
- A. Isolation: The virtual machines on the same physical server are isolated from each other.
- B. Hardware independence: virtual machine and hardware decoupling, support virtual machine migration between servers.
- C. Encapsulation: All virtual machines share the operating system, and encapsulation is achieved through name spaces.
- D. Partition: You can run multiple virtual machines on a single physical server at the same time.
Answer: A,B,D
NEW QUESTION 40
Which of the following does not be included in AAA?
- A. Authorization
- B. Accounting
- C. Authentication
- D. Audit
Answer: D
NEW QUESTION 41
Which of the following IPv6 is a global unicast address?
- A. FF::02::2E0:FCFF:FEEF:FEC
- B. FEE:FCFF:FEEF:FEC
- C. FF02::1
- D. 2001::12:1
Answer: D
NEW QUESTION 42
Which planes of the following does a network device have? (Multiple choice)
- A. Management plane
- B. Business plane
- C. Data plane
- D. Control plane
Answer: C,D
NEW QUESTION 43
The management of users by NAS devices is based on domains. Each user belongs to a domain, and a domain is a group of users who belong to the same domain.
- A. TRUE
- B. FALSE
Answer: A
NEW QUESTION 44
Which of the following description of static and dynamic routing is wrong?
- A. After the link fails, the static route can automatically complete the network convergence.
- B. After the administrator deploys the dynamic routing protocol in the corporate network, later maintenance and expansion can be more convenient
- C. Dynamic routing protocols take up more system resources than static routing protocols.
- D. Static routing is simple to configure and easy to manage when applied in the enterprise
Answer: A
NEW QUESTION 45
Which of the following OSPF protocol packets can ensure the reliability of LSA updates?
- A. LSACK
- B. LSU
- C. DD
- D. LSR
Answer: A
NEW QUESTION 46
Which of the following port states is not included in the RSTP protocol?
- A. Learning
- B. Discarding
- C. Forwarding
- D. Blocking
Answer: D
NEW QUESTION 47
Which of the following statements about Trunk port and Access port are correct?
- A. Trunk ports can only send untagged frames
- B. Access port can only send untagged frames
- C. Access port can only send tagged frames
- D. Trunk ports can only send tagged frames
Answer: B
NEW QUESTION 48
If STP is not turned on for the network composed of switches, there must be a Layer 2 loop.
- A. TRUE
- B. False
Answer: A
NEW QUESTION 49
Which of the following are related to the purpose of encapsulation and decapsulation? (Multiple choice)
- A. Encapsulation and decapsulation can complete network fault location
- B. Encapsulation and decapsulation are important steps to realize different protocol functions
- C. Shorten the length of the message
- D. Interworking between different networks
Answer: B,D
NEW QUESTION 50
The two switches shown below have both enabled the STP protocol. An engineer made the following conclusions on this network. Which conclusions do you think are correct? (Multiple choice)
- A. G0/0/2 port of SWB is stable in Forwarding state
- B. Both ports of SWB are designated ports
- C. The G0/0/2 port of SWA is stable in Forwarding state
- D. Both ports of SWA are designated ports
- E. The G0/0/3 port of SWA is stable in Forwarding state
Answer: A,C,D,E
NEW QUESTION 51
The role of the collaboration layer in the SDN architecture is to complete job deployment based on user intentions. OpenStack belongs to the business collaboration layer.
- A. TURE
- B. FALSE
Answer: B
NEW QUESTION 52
What is the port number used by the FTP protocol control plane?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: B
NEW QUESTION 53
Which of the following types does IPv6 address contain?
- A. Anycast address
- B. Unicast address
- C. Broadcast address
- D. Multicast address
Answer: A,B,D
NEW QUESTION 54
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