HUAWEI H12-811_V1.0 Free Practice Questions

NEW QUESTION 1

Which of the following descriptions about firewalls is wrong? ()

• A. Firewall can realize user identity authentication
• B. Firewall can realize access control between different networks
• C. The firewall can isolate the network of unreachable security level
• D. The firewall cannot implement network address translation

Answer: D

NEW QUESTION 2

Which of the following statements about Python is incorrect?

• A. Python has a wealth of third-party libraries.
• B. Python is a fully open source high-level programming language.
• C. Python can be used for automated operation and maintenance scripts, artificial intelligence data science and many other fields.
• D. Python has a clear grammatical structure, is simple and easy to learn, and runs efficiently.

Answer: D

NEW QUESTION 3

The following protocols are China's link state routing protocol

• A. OSPF
• B. Direct
• C. Static

Answer: B

NEW QUESTION 4

On Huawei ARG3 routers, the -i parameter of the Ping command in VRP is used to set ().

• A. Destination IP address for receiving Echo Reply reply
• B. The source IP address of the Echo Request message
• C. Interface for receiving Echo Reply messages
• D. Interface for sending Echo Request messages

Answer: D

NEW QUESTION 5

Which of the following fields is not included in the HELL0 packet of the OSPF protocol? ().

• A. Neighbor
• B. Network Mask
• C. HelloInterval
• D. Sysname

Answer: D

NEW QUESTION 6

When adopting LACP mode for link aggregation, what is the default system interference level of Huawei switches? ()

• A. A.-36864B.4096C.24576D.32768

Answer: D

NEW QUESTION 7

The MAC address table of a certain switch is shown in the figure. If the switch receives a data frame with a destination MAC of 5489-9811-0b49 from port Eth0/0/2, which of the following statements is correct? ()

• A. Forward this data frame from the Eth0/0/2 port
• B. Discard this data frame
• C. Forward this data frame from the Eth0/0/3 port
• D. Flood out this data frame

Answer: C

NEW QUESTION 8

What is the value of the Type field in the RStp configuration BPDU message? ()

• A. 0x01
• B. 0x00
• C. 0x02
• D. 0x03

Answer: C

NEW QUESTION 9

Which of the following cannot be the length of the IPv4 packet header? ()

• A. 32B
• B. 60B
• C. 20B
• D. 64B

Answer: D

NEW QUESTION 10

The following statement about static routing in Huawei equipment is wrong ().

• A. The cost value (Cost) of a static route cannot be modified.
• B. The default value of the static route priority is 60
• C. The range of static route priority value is 1-255
• D. When the priority of a static route is 0, the route will definitely be preferred.

Answer: C

NEW QUESTION 11

As shown in the figure, if the command ping 10.1.1.2 is executed on R1, the data frame of VLAN 10 received from LSW2 by LSW1 is tagged. ()(True or False)

• A. True
• B. False

Answer: A

NEW QUESTION 12

If a windows host is started for the first time, if it uses DHCP to obtain an IP address, what is the source IP address of the first packet sent by this host? ()

• A. 0.0.0.0
• B. 169.254.2.33
• C. 255.255.255.255
• D. 127.0.0.1

Answer: A

NEW QUESTION 13

By default, what is the lease period for the DHCP server to assign an IP address? ()

• A. 12h
• B. 1h
• C. 24h
• D. 18h

Answer: C

NEW QUESTION 14

What command can be typed in the system view to switch to the user view? ()

• A. quit
• B. user-view
• C. souter

Answer: B

NEW QUESTION 15

The administrator has configured the AR2200. Which of the following descriptions about the configuration information is correct ()

• A. The saved configuration file will be replaced by the running configuration file
• B. If the user wants to clear the next startup configuration file of the device configuration, they should select "N"
• C. If the user wants to clear the next startup configuration file of the device configuration, they should select "Y"
• D. The next startup file of the device configuration will be retained

Answer: C

NEW QUESTION 16

What is the port number used by the FTP protocol control plane? ()

• A. 23
• B. 24
• C. 21
• D. 22

Answer: C

NEW QUESTION 17

The correct setting of the terminal emulation program when configuring the router through the Console ()

• A. 9600bps, 8 data bits, 1 stop bit, even parity and hardware flow control
• B. 9600bps, 8 data bits, 1 stop bit, no checksum and no flow control
• C. 4800bps, s data bit, 1 stop bit, odd checksum and no flow control

Answer: C

NEW QUESTION 18
......