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السؤال #1
In STP, which of the following items may affect the selection of the root switch? (Choose two.)
A. witch priority
B. witch port ID
C. witch interface bandwidth
D. witch MAC address
E. witch IP address
عرض الإجابة
اجابة صحيحة: AD
السؤال #2
All interfaces of the router belong to the same broadcast domain.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #3
The following description of the Router ID of OSPF is incorrect ().*
A. Router ID
B. The prerequisite for the normal operation of the OSPF protocol is that the router has a Router ID
C. The Router ID must be specified by manual configuration
D. The Router ID in the same area must be the same, and the Router ID in different areas can be different
عرض الإجابة
اجابة صحيحة: ABCD
السؤال #4
All interfaces of routers running ospf protocol must belong to the same area.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #5
According to the command shown in the figure, which of the following descriptions is correct? (Multiple choice)
A. The PVID of port GigabitEthernet0/0/1 is 1correct
B. The PVID of port GigabitEthernet0/0/2 is 1correct
C. The PVID of port GigabitEthernet0/0/2 is 10
D. The PVID of port GigabitEthernet0/0/1 is 10correct
عرض الإجابة
اجابة صحيحة: ABD
السؤال #6
The administrator wants all hosts to be unable to access the Internet between 8:00-17:00 every day, so which ACL rule needs to be bound to the traffic-filter outbound in the GO/0/1 interface allocation?
A. time-range am9topm5 08:00 to working-dayAcl number 2003rule 5 deny time-range am9topjni5
B. time-range am9topm5 08:00 to 17:00 off-day#acl number 2004rule 5 permit time-range
C. time-range am9topm5 08:00 to 17:00 dailyacl number 2001rule 5 deny time-range am9topm5correct
D. time-range am9topm5 07:00 to 18:00 dailyAcl number 2002
عرض الإجابة
اجابة صحيحة: C
السؤال #7
In the network as shown in the figure below, what commands can be entered on the router to make host A ping host B successfully? (Multiple Choice)
A. RTA ： ip route-static 0
B. RTA ： ip route-static 10
C. RTA ： ip route-static 0
D. RTA ： ip route-static 10
عرض الإجابة
اجابة صحيحة: AB
السؤال #8
Regarding the transport layer protocol, which of the following statements are correct? (Multiple Choice)
A. The establishment of a TCP connection is a three-way handshake process, and the termination of a TCP connection requires a four-way handshakecorrect
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 1-1023correct
D. UDP is suitable for transmitting delay-sensitive traffic and can be reorganized according to the sequence number field in the message header
عرض الإجابة
اجابة صحيحة: AC
السؤال #9
According to the command output shown in the figure, which of the following descriptions is correct? (Multiple choice)
A. GigabitEthernet0/0/1 allows VLAN1 to pass throughcorrect
B. GigabitEthernet0/0/1 does not allow VLAN1 to pass through
C. If you want to change GigabitEthernet0/0/1 into an Access port, you first need to use the command "undo port trunk allow-pass vlan all"
D. If you want to change GigabitEthernet0/0/1 into an Access port, you first need to use the command "undo port trunk allow-pass vlan 2 to 4094"correct
عرض الإجابة
اجابة صحيحة: AD
السؤال #10
If Proto of a route displayed in the routing table is OSPF, the preference of the route must be 10.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #11
When a switch port receives a frame that does not carry a VLAN tag, it must add a PVID to the frame.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #12
What kinds of stable states does the neighbor relationship of OSPF protocol have? (Multiple Choice)
A. 2-waycorrect
B. Fullcorrect
C. Downcorrect
D. attempt
عرض الإجابة
اجابة صحيحة: ABC
السؤال #13
At what frequency does the IEEE 802.11n standard support to work? (Multiple Choice)
A. 6GHzcorrect
B. 2
C. 2
D. 5GHzcorrect
عرض الإجابة
اجابة صحيحة: ACD
السؤال #14
Using the command mkdir test in the VRP operating platform, the system will create a directory named test.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #15
The network administrator configures the Huawei router RTA as shown in the figure. If a user needs to be authenticated in the authentication domain "huawei", which of the following descriptions is correct? [RTA] aaa [RTA-aaa] domain huawei [RTA-aaa-domain huawei] authentication-scheme au1 [RTA-aaa domain-huawei] authentication-scheme au2
A. will use "authentication-scheme au1" authentication
B. "authentication-scheme au1" authentication will be used, if "au1" is removed, "au2" authentication will be used
C. "authentication-scheme au2" authentication will be used, if "au2" is removed, "au1" authentication will be used
D. will use "authentication-scheme au2" authenticationcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #16
The bridge ID of the STP protocol in the switching network is as follows. Which of the following bridge ID switches will become the root bridge?
A. 4096 00-01-02-03-04-DDcorrect
B. 32768 00-01-02-03-04-AA
C. 32768 00-01-02-03-04-BB
D. 32768 00-01-02-03-04-CC
عرض الإجابة
اجابة صحيحة: A
السؤال #17
In the case of Huawei routers, what is the "-i" parameter in a Ping command issued on a VRP operating system used to set?
A. ADestination IP address for receiving an Echo Reply packet
B. BInterface for receiving an Echo Reply packet
C. CSource IP address for sending an Echo Request packet
D. DInterface for sending an Echo Request packet
عرض الإجابة
اجابة صحيحة: C
السؤال #18
The number of VLANs that can be created using the commands "vlan batch 10 20" and "vlan batch 10 to 20" respectively is
A. 11 and 11
B. 11 and 2
C. 2 and 2
D. 2 and 11correct
عرض الإجابة
اجابة صحيحة: D
السؤال #19
In the configuration BPDU sent by the switch, which bridge ID is unlikely to appear?
A. 8192 00-01-02-03-04-CC
B. 4096 00-01-02-03-04-CC
C. 0 00-01-02-03-04-CC
D. 2048 00-01-02-03-04-CCcorrect
عرض الإجابة
اجابة صحيحة: D
السؤال #20
Which WLAN security policies support the link authentication method of Open mode? (Multiple Choice)
A. WPA2-802
B. WPA2-PSK
C. WEPcorrect
D. WPAcorrect
عرض الإجابة
اجابة صحيحة: ACD
السؤال #21
Which of the following statements about the routing table show in the figure are true?
A. he next hop in the route to the destination network 10
B. he local router forwards data packets destined for 10
C. he local router forwards data packets destined for 10
D. he local router forwards data packets destined for 10
عرض الإجابة
اجابة صحيحة: B
السؤال #22
What are the stable states of the OSPF protocol neighbor relationship? (Multiple choice)
A. 2-waycorrect
B. Fullcorrect
C. Downcorrect
D. attempt
عرض الإجابة
اجابة صحيحة: ABC
السؤال #23
The IPv6 address 2001: ABEF:2240E:FFE2:BCC0:CD0:DDBE:8D58 cannot be abbreviated. ()
A. False
B. True
عرض الإجابة
اجابة صحيحة: B
السؤال #24
When the host accesses the web server of the server, the network layer protocol field takes the value 6.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #25
A network engineer prompts the following information when entering the command line: Error: unrecognized command found at ‘^’ position. Which of following statement about the prompt information is correct?
A. The input command is not clearcorrect
B. Wrong parameter type
C. No keyword found
D. Input command is incomplete
عرض الإجابة
اجابة صحيحة: A
السؤال #26
Which of the following does not include the advantages of Wi-Fi6 over Wi-Fi5?
A. Higher consumptioncorrect
B. Higher number of access terminals per AP
C. Lower transmission delay
D. Higher bandwidth
عرض الإجابة
اجابة صحيحة: A
السؤال #27
Which of the following packets are OSPF packets?
A. HELLO
B. LSR
C. LSU
D. LSA
عرض الإجابة
اجابة صحيحة: A
السؤال #28
What frequency does IEEE 802.11n support? (Multiple Choice)
A. 2
B. 2
C. 5GHzcorrect
D. 6GHz
عرض الإجابة
اجابة صحيحة: ABC
السؤال #29
As shown in the figure below, all hosts can communicate normally. Which of the following statements is correct? (Multiple choice)
A. G0/0/3 of SWB learned 2 mac addressescorrect
B. G0/0/3 of SWA learns a mac addresscorrect
C. G0/0/3 of SWA learns 2 mac addresses
D. G0/0/3 of SWA learns 3 mac addresses
عرض الإجابة
اجابة صحيحة: AB
السؤال #30
The bridge ID of the STP protocol in the switching network is as follows. Which of the following bridge ID switches will become the root bridge?
A. 4096 00-01-02-03-04-DDcorrect
B. 32768 00-01-02-03-04-AA
C. 32768 00-01-02-03-04-BB
D. 32768 00-01-02-03-04-CC
عرض الإجابة
اجابة صحيحة: A

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