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Huawei HCIA-Datacom V1.0 Sample Questions:

1. The network shown in the figure below. All links are Ethernet links, and all interfaces of all routers run OSPF protocol, how many DRs are elected in the entire network? () (Single-choice question)

A) 1
B) 4
C) 3
D) 2

2. 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 cannot network address translation
D) Firewall can isolate networks of different security levels

3. In standard STP mode, which of the following non-root switches will forward the C-set BPDU generated by the root switch? ()

A) Root port
B) Preparatory port
C) Designated port
D) Backup port

4. 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) 169.254.2.33
B) 0.0.0.0
C) 255.255.255.255
D) 127.0.0.1

5. The following description of the Layer 2 Ethernet switch is incorrect ().

A) Forward according to the Layer 2 header information of the Ethernet frame
B) Layer 2 Ethernet switch works at the data link layer
C) Need to make certain modifications to the layer 3 header of the forwarded message, and then forward it
D) Able to learn MAC. Address

Solutions: