QUESTION 141
What is the default priority of a Huawei switch running STP?
A. 8192
B. 32768
C. 16384
D. 4096
Correct Answer: B

QUESTION 142
Which of the following statements about link aggregation are true?
A. Eth-Trunk interfaces cannot be nested.
B. GE interfaces and FE interfaces cannot be added to the same Eth-Trunk interface.
C. GE electrical interfaces and GE optical interfaces cannot be added to the same Eth-Trunk interface.
D. Devices at both ends of an Eth-Trunk must use the same link aggregation mode.
Correct Answer: ABCD
QUESTION 143
A network administrator wishes to implement VLAN 10 to isolate certain users. It is common however for these users to often change their physical location. Which of the following VLAN implementations should be used?
A. MAC based VLAN assignment.
B. Port based VLAN assignment.
C. Protocol based VLAN assignment.
D. IP subnet based VLAN assignment.
Correct Answer: A

QUESTION 144
VLAN 4095 is reserved for system use and VLAN 1 cannot be deleted on Huawei switches.
A. TRUE
B. FALSE
Correct Answer: A

QUESTION 145
What is the number range of a Layer 2 ACL?
A. 4000-4999
B. 3000-3999
C. 6000-6031
D. 2000-2999
Correct Answer: A

QUESTION 145
The configuration order (config) is the default matching order for ACL rules on Huawei devices.
A. TRUE
B. FALSE
Correct Answer: A

QUESTION 146
A DHCP Offer packet can carry only one DNS server address.
A. TRUE
B. FALSE
Correct Answer: B

QUESTION 147
What is the main function of the DNS protocol?

A. Email transmission
B. Domain name resolution
C. Remote access
D. File transfer
Correct Answer: B

QUESTION 148
Which of the following IEEE 802.11 standards supports the 2.4 GHz frequency band only?
A. 802.11ax
B. 802.11a
C. 802.11g
D. 802.11n
Correct Answer: C

QUESTION 149
Which of the following statements about the “S” field in the MPLS packet header are true?
A. The “S” field exists in each MPLS packet header.
B. The field indicates whether there are other labels behind the current label. 1: Yes; 0: No.
C. The “S” field is 1 bit long in frame mode and 2 bits long in cell mode.
D. The field indicates whether there are other labels behind the current label. 0: Yes; 1: No.
Correct Answer: AD

QUESTION 150
Each network device running SNMP runs an agent process locally.
A. TRUE
B. FALSE

Correct Answer: A

QUESTION 151
The Network Management Station uses SNMP to manage devices, which SNMP message is sent when an SNMP registered abnormal event occurs?
A. trap
B. set-request
C. get-response
D. get-request
Correct Answer: A

QUESTION 152
Which of the following does not correctly describe Python?
A. Python has rich third-party libraries.
B. Python is a fully open source high-level programming language.
C. Python has a clear syntax, is easy to learn, and efficient at runtime.
D. Python can be used in many fields, such as automatic O&M scripting, artificial intelligence, and data science.
Correct Answer: ABD

QUESTION 153
UDP does not guarantee data transmission reliability and does not provide packet sorting and traffic control functions. It is suitable for the traffic that has low requirements for data transmission reliability, but high requirements for the transmission speed and delay.
A. TRUE
B. FALSE

Correct Answer: A
QUESTION 154
Which of the following statements are true about the shortcut keys of the Versatile Routing Platform (VRP)?
A. Press “CTRL+C” to stop operation of the current command.
B. Press “TAB” to view the latest command.
C. Press the left cursor key (<–)to move the cursor one bit leftwards.
D. Press “CTRL+Z” to return to the user view.
Correct Answer: ACD

QUESTION 155
On Huawei VRP platform, which of the following can be used to invoke the history command saved by the command line interface?
A. Left cursor key
B. Ctrl+P
C. Ctrl+U
D. Upper cursor key
Correct Answer: BD

QUESTION 156
Which of the following statements about wireless devices is true?
A. Typically, Fat APs collaborate with ACs.
B. Wireless devices do not provide wired interfaces.
C. Fit AP’s can independently provide user access, authentication, and service forwarding functions.
D. An AC is usually deployed at the aggregation layer of a network to provide high-speed, secure, and reliable WLAN services.

Correct Answer: D
QUESTION 157
All interfaces on a router running OSPF must belong to the same area.
A. TRUE
B. FALSE
Correct Answer: B

QUESTION 158
Which type of OSPF packets are sent by neighbors to exchange LSAs?
A. LSR
B. LSA
C. LSU
D. LSAck
Correct Answer: D

QUESTION 159
A router in the backbone area has complete LSDBs of routers in other areas.
A. TRUE
B. FALSE
Correct Answer: B

QUESTION 160
A gateway must be configured for communication between a host and other hosts.
A. TRUE
B. FALSE

Correct Answer: B