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Huawei H12-811_V1.0 Practice Test - Questions Answers, Page 67

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If host A has the ARP cache of host B. , host A. can ping host B. ()
SNMP packets are transmitted by UDP.
Only the WPA2-PSK security policy supports TKIP data encryption.
On the network shown in the following figure, assuming that SWA, SWB, and SWC retain factory defaults, which of the following ports will be selected as a designated port?
Which of the following descriptions about the switch is wrong?
The administrator made the configuration on the router as shown in the figure. At the same time, the administrator wants to assign a shorter lease period to the DHCP address. Which of the following commands should be used? () (Single-choice question) ip pool pooll netyork10.10.10.0ask255.255.255.0 gateway-list 10.10.10.1
In the VRP interface, use the command startup saved-configuration backup.cfg. Configure the startup.cfg file to be used at the next startup ()
The configuration information of a certain port of the switch is shown in the figure. Which of the following statements is wrong? () interface GigabitEthernet0/0/1 port link type trunk port trunk pviD. vlan 200 port trunk allow-pass vlan100#
The switch GE0/0/1 port configuration information is shown in the figure. Which VLAN data frame does the switch not carry when forwarding?()
When the FIT AP goes online, the software version will be downloaded from AC.

Question 661

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If the Ethernet data frame Length/Type=0X0806, which statement is correct ()*

A.
The source MAC of the secondary data frame. The address must not be FFFF-FFFF-FFFF
A.
The source MAC of the secondary data frame. The address must not be FFFF-FFFF-FFFF
Answers
B.
This data frame is an IEEE802.3 frame
B.
This data frame is an IEEE802.3 frame
Answers
C.
The secondary data frame is Ethernet? frame
C.
The secondary data frame is Ethernet? frame
Answers
D.
The destination MAC of this data frame. The address may be FFFF-FFFF-FFFF
D.
The destination MAC of this data frame. The address may be FFFF-FFFF-FFFF
Answers
Suggested answer: A, C

Question 662

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What are the advantages of using dynamic host configuration protocol DHCP to assign IP addresses? ()*

A.
Heavy workload and difficult to manage
A.
Heavy workload and difficult to manage
Answers
B.
can be realized IP address reuse
B.
can be realized IP address reuse
Answers
C.
avoid IP address conflict
C.
avoid IP address conflict
Answers
D.
When the configuration information changes (such as DNS), only the administrator needs to modify it on the DHCP server, which is convenient for unified management
D.
When the configuration information changes (such as DNS), only the administrator needs to modify it on the DHCP server, which is convenient for unified management
Answers
Suggested answer: B, C

Question 663

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Network administrators use Ping to test the connectivity of the network. Which of the following protocols may be used in this process? ()

A.
ICMP
A.
ICMP
Answers
B.
UDP
B.
UDP
Answers
C.
TCP
C.
TCP
Answers
D.
ARP
D.
ARP
Answers
Suggested answer: A, D

Question 664

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Which of the following descriptions about OSPF's DD. packets and LS

A.
is correct ()*
A.
is correct ()*
Answers
B.
The header of an LSA can uniquely identify an LSA
B.
The header of an LSA can uniquely identify an LSA
Answers
C.
The LSA header is only a small part of the LSA
C.
The LSA header is only a small part of the LSA
Answers
D.
The DD packet contains the detailed information of the LSA
D.
The DD packet contains the detailed information of the LSA
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E.
DD packets only contain the header information of LSA
E.
DD packets only contain the header information of LSA
Answers
Suggested answer: A, B, D

Question 665

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The following statement about the main functions of the router is wrong ()*

A.
Realize the mutual communication between the same network disconnection equipment
A.
Realize the mutual communication between the same network disconnection equipment
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B.
According to the source of the received packetIP address for forwarding
B.
According to the source of the received packetIP address for forwarding
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C.
Establish routing table through multiple protocols
C.
Establish routing table through multiple protocols
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D.
Guide data forwarding according to the routing table
D.
Guide data forwarding according to the routing table
Answers
Suggested answer: A, B, D

Question 666

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Which of the following port states does the RSTP protocol include? ()*

A.
Learning
A.
Learning
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B.
Discarding
B.
Discarding
Answers
C.
Listening
C.
Listening
Answers
D.
Forwarding
D.
Forwarding
Answers
Suggested answer: A, B, D

Question 667

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Which of the following types does IPv6 address include? ()*

A.
Unicast address
A.
Unicast address
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B.
Broadcast address
B.
Broadcast address
Answers
C.
Multicast address
C.
Multicast address
Answers
D.
Anycast address
D.
Anycast address
Answers
Suggested answer: A, C, D

Question 668

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Which of the following are related to the purpose of encapsulation and decapsulation? ()*

A.
Encapsulation and decapsulation are important steps to realize the functions of different protocols
A.
Encapsulation and decapsulation are important steps to realize the functions of different protocols
Answers
B.
Interworking between different networks
B.
Interworking between different networks
Answers
C.
Shorten the length of the message
C.
Shorten the length of the message
Answers
D.
Encapsulation and decapsulation can complete network fault location
D.
Encapsulation and decapsulation can complete network fault location
Answers
Suggested answer: A, B

Question 669

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The network administrator hopes that the data packets sent from host A to host B. pass through the G0/0/3 interface between routers, and the data packets sent from host to host A. pass through G0/ between routers. 0/4 interface, which of the following commands can achieve this requirement? ()

A.
RTA. :ip route-statiC. 10.0.12.5 255.255.255.252 11.0.12.2 RTB. :ip routestatic/n10.0.12.1255.255.255.25211.0.12.5
A.
RTA. :ip route-statiC. 10.0.12.5 255.255.255.252 11.0.12.2 RTB. :ip routestatic/n10.0.12.1255.255.255.25211.0.12.5
Answers
B.
RTA. :ip route-statiC. 10.0.12.5 255.255.B255.252 11.0.12.6 RTB. :ip routestatic/n10.0.12.1255.255.255.25211.0.12.1
B.
RTA. :ip route-statiC. 10.0.12.5 255.255.B255.252 11.0.12.6 RTB. :ip routestatic/n10.0.12.1255.255.255.25211.0.12.1
Answers
C.
RTA. :ip route-statiC. 0.0.0.0 0.0.0.0 11.0.12.2 RTB. :ipRoute-statiC. 0.0.0.00.0.0.0ln11.0.12.5
C.
RTA. :ip route-statiC. 0.0.0.0 0.0.0.0 11.0.12.2 RTB. :ipRoute-statiC. 0.0.0.00.0.0.0ln11.0.12.5
Answers
D.
RTA. :ip route-statiC. 0.0.0.0 0.0.0.0 11.0.12.6 RTB. :ip Route-statiC. 0.0.0.00.0.0.0n11.0.12.1
D.
RTA. :ip route-statiC. 0.0.0.0 0.0.0.0 11.0.12.6 RTB. :ip Route-statiC. 0.0.0.00.0.0.0n11.0.12.1
Answers
Suggested answer: A, C

Question 670

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In the OSPF protocol, the correct one in the following description of DR is (). ()*

A.
Establish an adjacency relationship between DR and BDR
A.
Establish an adjacency relationship between DR and BDR
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B.
If the priority values of the two routers are equal, the router with the larger Router ID is selected as the DR
B.
If the priority values of the two routers are equal, the router with the larger Router ID is selected as the DR
Answers
C.
By default, all routers in this broadcast network will participate in the DR election
C.
By default, all routers in this broadcast network will participate in the DR election
Answers
D.
If the priority values of the two routers are different, the router with the smaller priority value is selected as the DR
D.
If the priority values of the two routers are different, the router with the smaller priority value is selected as the DR
Answers
Suggested answer: A, B, C
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