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خذ اختبارات أخرى عبر الإنترنت
السؤال #1
In the configuration BPDU sent by the switch, which bridge ID is unlikely to appear?
A. 8192 00-01-02-03-04-CC
B. 2048 00-01-02-03-04-CCcorrect
C. 4096 00-01-02-03-04-CC
D. 0 00-01-02-03-04-CC
عرض الإجابة
اجابة صحيحة: B
السؤال #2
As shown in the following figure, in the switching network, all switches are running the stp protocol. When the topology is stable, which of the following switches can be used to modify the BPDU sending cycle. Can it affect the SWD configuration BPDU sending cycle? () (Single-choice question)
A. SWD
B. SWB
C. SWC
D. SWA
عرض الإجابة
اجابة صحيحة: D
السؤال #3
Using the commands "vlan batch 10 20" and "valn batch 10 to 20", how many VLANs can be created respectively?
A. 11 and 11
B. 2 and 2
C. 11 and 2
D. 2 and 11correct
عرض الإجابة
اجابة صحيحة: D
السؤال #4
Fit APs can work independently of an AC.
A. ATRUE
B. BFALSE
عرض الإجابة
اجابة صحيحة: B
السؤال #5
The Tracert diagnostic tool in Huawei routers is used to track the data forwarding path.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #6
For multiple paths to the same destination network, the router needs to select by comparing the size of the Preference value. If the Preference is the same, the selection is made according to the size of the Cost value.
A. True
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #7
The tracert diagnostic tool in Huawei routers is used to trace the forwarding path of data.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #8
In the configuration BPDU sent by the switch, which bridge ID cannot appear?
A. 8192 00-01-02-03-04-CC
B. 2048 00-01-02-03-04-CCcorrect
C. 4096 00-01-02-03-04-CC
D. 0 00-01-02-03-04-CC
عرض الإجابة
اجابة صحيحة: B
السؤال #9
The Layer 2 switch belongs to the data link layer device, which can identify the mac address information in the data frame, forward the data according to the mac address, and record these mac addresses and corresponding port information in its own mac address table.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #10
Which of the following fields are included in an MPLS header? (Choose three.)
A. abel
B. os
C. XP
D. TL
عرض الإجابة
اجابة صحيحة: ABC
السؤال #11
Which of the following statements about single-arm routing are correct? ()
A. Only one physical link is used between the switch and the router to connect
B. On the switch, configure the port connected to the router as a Trunk port, and allow the relevant AN frame to pass
C. One physical connection per VLAN
D. Need to create a subinterface on the router
عرض الإجابة
اجابة صحيحة: B
السؤال #12
Switch stacking supports more than two devices, and multiple switches can be grouped into a logical device through stacking. ()
A. False
B. True
عرض الإجابة
اجابة صحيحة: B
السؤال #13
vty configuration as shown in the figure, the user authority level is set to level 3. [Huawei]user-interface vty o 14 [Huawei-ul-vtyo-14]acl 200o inbound [Huavei-ui-vtyo-14]user privilege level 3 [Huavei-ui-vtyo-14]authentication-node password Please configure the login password (maxim length 16):huawei
A. False
B. Truecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #14
In IPv4 networks, AP supports static and DHCP methods to obtain IP addresses.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #15
Which of the following statements about Hybrid ports is correct?
A. The Hybrid port can strip the tags of certain vlan frames in the direction of the outgoing portcorrect
B. When the Hybrid port sends a data frame, it must carry the vlan tag
C. Hybrid ports only receive data frames with vlan tag
D. Hybrid port does not require PVID
عرض الإجابة
اجابة صحيحة: A
السؤال #16
Only the security policy of WPA2-PSK supports the use of TKIP for data encryption.
A. True
B. Falsecorrect
عرض الإجابة
اجابة صحيحة: B
السؤال #17
If the Length/type=0x8100 of an Ethernet data frame, which of the following statements is correct?
A. The upper layer of this data frame must have a UDP header
B. There must be a TCP header in the upper layer of this data frame
C. This data frame must carry VLAN TAGcorrect
D. The upper layer of this data frame must have an IP header
عرض الإجابة
اجابة صحيحة: C
السؤال #18
The following figure shows the display stp command output on an STP-enabled port --- Ethernet 0/0/1. Which of the following statements about the command output is false?
A. AThe value of the Forward Delay timer is 20 seconds
B. BThe value of the Max Age timer of configuration BPDUs is 20 seconds
C. CThe interval for Ethernet 0/0/1 to send configuration BPDUs is 2 seconds
D. DThis switch is not the root bridge
عرض الإجابة
اجابة صحيحة: A
السؤال #19
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 learned 1 mac addresscorrect
C. G0/0/3 of SWA learned 2 mac addresses
D. G0/0/3 of SWA learned 3 mac addresses
عرض الإجابة
اجابة صحيحة: AB
السؤال #20
The function of telnet.read_very_eager in Telnetlib is to read data non-blockingly. Usually needs to be used together with the time module.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #21
A router in the backbone area has complete LSDBs of routers in other areas.
A. ATRUE
B. BFALSE
عرض الإجابة
اجابة صحيحة: A
السؤال #22
By default, the root path cost of the root bridge in the STP protocol must be 0.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #23
Using a traditional landline to make a call is a way of network communication.
A. True
B. False
عرض الإجابة
اجابة صحيحة: B
السؤال #24
Which of the following methods can be used to assign service VLANs during campus network planning?
A. LAN assignment by geographic area
B. LAN assignment by logical area
C. LAN assignment by personnel structure
D. LAN assignment by service type
عرض الإجابة
اجابة صحيحة: D
السؤال #25
If there is an inclusion relationship in the configured ACL rules, it should be noted that the rule numbers of the strict conditions need to be sorted first, and the rule numbers of the loose conditions need to be sorted last, so as to prevent the packet from stopping to continue matching due to hitting the rules of the loose conditions, thereby Rules that make it impossible to hit strict conditions.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #26
After the administrator successfully logs in to the router through Telnet, it is found that the router's interface P address cannot be allocated, then the possible reasons are ()
A. SNMP parameter configurationB
B. Telnet user authentication mode configurationB
C. The administrator uses the telnet terminal software to prohibit the corresponding operation
D. Telnet user level configurationB
عرض الإجابة
اجابة صحيحة: D
السؤال #27
As shown in the figure, there are three data packets captured by the administrator in the network. Which of the following statements is wrong?
A. None of the three packets contain application layer data
B. These three data packets represent the three-way handshake process of TCP
C. The telnet client uses port 50190 to establish a connection with the server
D. The IP address of the telnet server is 10
عرض الإجابة
اجابة صحيحة: D
السؤال #28
All ports on the root-bridge switch are designated ports.
A. Truecorrect
B. False
عرض الإجابة
اجابة صحيحة: A
السؤال #29
What percentage does the DHCP client expect to send the lease renewal message for the first time?
A. 0
B. 0
C. 1
D. 0
عرض الإجابة
اجابة صحيحة: A
السؤال #30
Which of the following protocols can be used to prevent loops on a Layer 2 network with redundant links?
A. VRRP
B. STP
C. ARP
D. UDP
عرض الإجابة
اجابة صحيحة: B

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