Latest [Feb 12, 2022] H12-811 Exam Questions – Valid H12-811 Dumps Pdf
H12-811 Practice Test Questions Answers Updated 454 Questions
NEW QUESTION 193
Which of the following descriptions about the switch is wrong?
- A. Switches are generally used as network export equipment
- B. The switch can provide network access services for terminal equipment (PC. Server)
- C. The switch can complete the exchange of data frames
- D. Switches generally work at the data link layer
Answer: A
NEW QUESTION 194
In the OSPF protocol, which of the following descriptions of DR is correct? (Multiple choice)
- A. By default, all routers in this broadcast network will participate in the DR election
- B. If the priority values of the two routers are equal, the router with the larger Router ID is selected as the DR
- C. If the priority values of the two routers are different, select the router with the lower priority as the DR
- D. DR and BDR should also establish an adjacency relationship
Answer: A,B,D
NEW QUESTION 195
Which of the following statements about the default route are correct? (Multiple Choice)
- A. If the destination address of the message cannot match any other routing entries in the routing table, the router will forward the message according to the default route
- B. The default route can only be manually configured by the administrator
- C. In the routing table, the default route appears as a route to the network 0.0.0.0 (the mask is also 0.0.0.0)
- D. There must be a default route in the routing table of any router
Answer: A,C
NEW QUESTION 196
Complete the ACL configuration shown in the figure on the router RTA, which of the following description is correct?
- A. The VRP system will first match the rule by numbering in sequence deny source 20.1.1.0 0.0.0.255
- 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 not adjust the sequence number, but will first match the rule permit source 20.1.1.0 0.0.0.255
- D. Configuration error, the sequence number of the rules must be configured from small to large
Answer: A
NEW QUESTION 197
After the link authentication is completed, the STA will continue to initiate link service negotiation. Which of the following messages is used to achieve the specific negotiation?
- A. Association
- B. Negotiate
- C. Join
- D. Handshake
Answer: B
NEW QUESTION 198
Using a traditional landline to make calls is a way of network communication.
- A. True
- B. False
Answer: A
NEW QUESTION 199
In order to implement the FIT AP online, the FIT AP first needs to obtain the IP address of the AC. Which of the following is not included in the method of obtaining the IP address of the AC by the FIT AP?
- A. Multicast mode
- B. DHCP Option mode
- C. Broadcasting method
- D. Static designation method on AP
Answer: C
NEW QUESTION 200
In standard STP mode, which of the following non-root switches will forward the TC set BPDU generated by the root switch?
- A. Preparation port
- B. Designated port
- C. Backup port
- D. Root port
Answer: D
NEW QUESTION 201
After the system restarts the static MAC address table, the saved entries will not be lost.
- A. FALSE
- B. TRUE
Answer: B
NEW QUESTION 202
If the Length/Type of an Ethernet data frame = 0x8100, which of the following statements is correct?
- A. This data frame must carry VLAN TAG
- B. There must be a TCP header in the upper layer of this data frame
- C. There must be a UDP header in the upper layer of this data frame
- D. There must be an IP header in the upper layer of this data frame
Answer: A
NEW QUESTION 203
The network administrator created VLAN 10 on the Layer 3 switch and configured an IP address under the virtual interface of the VLAN. When the command "display ip interface brief" is used to check the port status, it is found that the VLANIF 10 interface is in the down state. What should be done to restore the VLANIF 10 interface to normal?
- A. Use the command "undo shutdown" under VLANIF 10 interface
- B. Assign a physical interface that must be Up to VLAN 10
- C. Assign any physical interface to VLAN 10
- D. Add an interface that must be Up and must be of type Trunk into VLAN 10
Answer: A
NEW QUESTION 204
Which of the following does not include the advantages of Wi-Fi 6 compared to Wi-Fi 5?
- A. Higher number of access terminals per AP
- B. Higher bandwidth
- C. Higher power consumption
- D. Lower transmission delay
Answer: C
NEW QUESTION 205
IPv6 address 2001: ABEF: 2240E: FFE2: BCC0: CD0: DDBE: 8D58 cannot be abbreviated.
- A. True
- B. False
Answer: A
NEW QUESTION 206
To apply the ACL configured in the figure in Telnet, which of the following statements is correct?
- A. The device with IP address 172.16.105.5 can use Telnet service
- B. The device with IP address 172.16.105.6 can use Telnet service
- C. The device with IP address 172.16.105.4 can use Telnet service
- D. The device with IP address 172.16.105.3 can use Telnet service
Answer: B
NEW QUESTION 207
Which of the following fields does the MPLS header include? (Multiple choice)
- A. Label
- B. Tos
- C. TTL
- D. EXP
Answer: A,C,D
NEW QUESTION 208
By default, what is the STP Forward Delay time in seconds?
- A. 0
- B. 1
- C. 2
- D. 3
Answer: A
NEW QUESTION 209
Which of the following statements about IPv6 multicast addresses are correct? (Multiple Choice)
- A. Realize load sharing of services
- B. The packet whose destination address is a multicast address will be sent to the nearest network interface in the sense of routing
- C. Provide redundant functions for services
- D. Multicast addresses and unicast addresses use the same address space
Answer: A,B,C
NEW QUESTION 210
In the RSTP standard, in order to improve the convergence speed, the port that the switch is directly connected to the terminal can be defined as ( ).
- A. Fast port
- B. Root port
- C. Backup port
- D. Edge port
Answer: D
NEW QUESTION 211
What is the first operation performed by the FIT AP after obtaining the AC's IP address?
- A. Establish CAPWAP tunnel
- B. Download the configuration file
- C. Request configuration file
- D. Upgrade software version
Answer: A
NEW QUESTION 212
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. The PVID of the switch GigabitEthernet0/0/1 port is 20
- B. Host point and host B cannot ping
- C. Data frames on the two links do not contain VLAN TAG
- D. Host A and Host B can be pinged
Answer: A,B,C
NEW QUESTION 213
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 214
Which of the following fields is not included in the HELLO packet of the OSPF protocol?
- A. Network mask
- B. Sysname
- C. Neighbor
- D. Hellointerval
Answer: B
NEW QUESTION 215
When two OSPF routers form a 2-WAY neighbor relationship, the LSDB has been synchronized.
- A. True
- B. False
Answer: B
NEW QUESTION 216
On which layer of the OSI reference model does the Ethernet switch work?
- A. Transport layer
- B. Physical layer
- C. Network layer
- D. Data link layer
Answer: D
NEW QUESTION 217
To query the configuration information of the device's OSPF protocol, which of the following commands can be used? (Multiple Choice)
- A. display current-configuration
- B. display ospf peer
- C. Enter the command "display this" in the OSPF protocol view
- D. dis ip routing-table
Answer: A,C
NEW QUESTION 218
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