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Home Huawei H12-211

Huawei H12-211 Exam Practice Questions (P. 2)

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Question #11
Following a failure of services in the network, an administrator discovered that the configuration in one of the enterprise routers had been changed.
What actions can be taken by the administrator to prevent further changes? (Choose three)
  1. A
    The administrator should limit access by setting the login privilege of users to 0.
  2. B
    The administrator should configure AAA to manage user authorization on the router.
  3. C
    The administrator should configure an ACL to allow only the administrator to manage the router.
  4. D
    The administrator should configure port-security on the router.

Correct Answer:
ABC

Question #12

Refer to the configuration output. Which of the following statements is correct regarding the configuration of the ACL on RTA?
  1. A
    Packets from network 20.1.1.0/24 network will be denied.
  2. B
    Packets from network 20.1.1.0/24 network will be permitted.
  3. C
    Packets destined for network 20.1.1.0/24 will be denied.
  4. D
    Packets destined for network 20.1.1.0/24 will be permitted.

Correct Answer:
A

Question #13

Refer to the configuration output. Which of the following statements are correct regarding the configuration of the ACL on RTA? (Choose two).
  1. A
    Packets from network 172.16.1.1/32 will be denied.
  2. B
    Packets from network 172.16.1.0/24 will be denied.
  3. C
    Packets from network 172.17.1.0/24 will be denied.
  4. D
    Packets from network 172.18.0.0/16 will be denied.

Correct Answer:
AD

Question #14
The network administrator wants to improve the performance of network transmission, what steps can the administrator take? (Choose two)

  1. A
    Change the work mode to full duplex of each end station.
  2. B
    Link the end stations together using a switch.
  3. C
    Change the work mode to half duplex of each end station.
  4. D
    Link the end stations together using a hub.

Correct Answer:
AB

Question #15
On Huawei switch, which of the following commands can be used to set port duplex mode as "auto negotiation"? (Choose two)
  1. A
    duplex negotiation auto
  2. B
    duplex auto-negotiation
  3. C
    duplex auto
  4. D
    undo duplex

Correct Answer:
CD

Question #16
The network administrator wishes to transmit data between two end stations. The network interface cards of both devices operates at 100Mbps however one supports half duplex while the other uses full duplex mode.
What will occur as a result?
  1. A
    The end stations cannot communicate.
  2. B
    The end stations can communicate, but data may be lost during transmission of large amounts of traffic.
  3. C
    The end stations will operate normally
  4. D
    The end stations can communicate, but speed is different during transmission of large amounts of traffic.

Correct Answer:
B

Question #17
An Ethernet port can work one of three duplex modes, whereas an Optical Ethernet port only supports one single mode.
Which of the following represents this mode?
  1. A
    Full-duplex
  2. B
    Half-duplex
  3. C
    Auto-negotiation
  4. D
    Simplex

Correct Answer:
A

Question #18
While inspecting packets in the network, a network administrator discovers a frame with the destination MAC address of 01-00-5E-A0-B1-C3.
What can the administrator determine from this?
  1. A
    The MAC address is a unicast address.
  2. B
    The MAC address is a broadcast address
  3. C
    The MAC address is a multicast address.
  4. D
    The MAC address is incorrect.

Correct Answer:
C

Question #19
According to OSI reference model, which layer is responsible for end to end error checking and flow control?
  1. A
    Physical layer
  2. B
    Data link layer
  3. C
    Network layer
  4. D
    Transport layer

Correct Answer:
D

Question #20
Which of the following mechanisms are used for flow control? (Choose three)
  1. A
    Acknowledgement
  2. B
    Buffering
  3. C
    Source quench messages
  4. D
    Windowing

Correct Answer:
BCD

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