HICA-DATAcom H12-811 V8.02.
43. Which of the following fields does the MPLS header include? (Multiple choice)
EXP correct
TTL correct
Label correct
Tos
44. Huawei ARG3 series routers have all SNMP versions (SNMPv1, SNMPv2c and SNMPv3)
by default.
True correct
False
46. Which state does the OSPF protocol use to indicate that the adjacency relationship has been
established?
Full correct
2-way
Attempt
Down
48. The routing table output information of a router is shown in the figure. Which of the
following statements is correct? (Multiple choice)
the local router to the NextHop of 10.0.2.2 is 10.0.21.2 correct
the local router to the NextHop of 10.0.2.1 is 10.0.21.2
the local router to the NextHop of 10.0.2.2 is 10.0.12.2
the local router to the NextHop of 10.0.0.1 is 10.0.12.2 correct
49. Which of the following OSPF protocol packets can ensure the reliability of LSA updates?
LSACK correct
DD
LSU
LSR
50. The last option field of IPv4 is variable-length optional information. What is the maximum
length of this field?
10B
40B
60B
20B correct
51. Which of the following advantages does router-on-a-stick achieve inter-VLAN routing
intercommunication?
Reduce the number of equipment
Reduce the use of IP addresses
Reduce the number of link connections correct
Reduce routing table entries
52. If STP is not turned on for the network composed of switches, there must be a Layer 2 loop.
TRUE correct
False
54. The output information of the link aggregation port of a certain switch is as follows. If you
want to delete Eth-Trunk 1, which of the following commands is correct?
undo interface Eth-trunk 1 correct
inte GigabitEthernet 0./0/2
Undo eth-trunk
Quit
Undo interface eth-trunk 1
inte GigabitEthernet 0./0/1
Undo eth-trunk
Quit
inte GigabitEthernet 0./0/2
Undo eth-trunk
Quit
inte GigabitEthernet 0./0/1
Undo eth-trunk
Quit
Undo interface eth-trunk 1
55. Which information of the data frame does the VLANIF interface use to determine whether to
perform Layer 2 or Layer 3 forwarding?
Destination MAC correct
Source MAC
Destination port
Source IP
58. What are the user authentication methods that can be deployed in wlan? (Multiple choice)
Portal authentication correct
MAC authentication correct
Radius certification
802.1X authentication correct
59. Which of the following IEEE 802.11 standards support operation in the 5GHz frequency
band? (Multiple choice)
802.11ac correct
802.11n
802.11g
802.11a correct
60. In order to join the wireless network STA needs to obtain wireless network information first.
Which of the following messages is used by the STA to actively obtain the SSID information?
Probe correct
Join
Discovery
Beacon
61- In the WLAN network architecture, ACs can be connected in in-path or off-path mode.
TRUE correct
FALSE
