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Huawei H12-821_V1.0 Exam Syllabus Topics:

Huawei HCIP-Datacom-Core Technology V1.0 Sample Questions:

1. On an OSPF network, an IR in area 0 must be a BR, but an ASBR may not be an ABR.

A) FALSE
B) TRUE

2. In IPv6 , NDP (Neighbor Discovery Protocol) uses multiple types of ICMPv6 packets . Which of the following functions are RS (Router Solicitation) packets used for?

A) Address resolution
B) Prefix readdressing
C) Redirection
D) Duplicate address detection

3. A large enterprise deploys a WLAN in VRRP HSB mode to ensure WLAN reliability . Which of the following statements are false about the VRRP configuration ?

A) The VRIDs must be configured to be the same on the master and backup ACs in the same VRRP group.
B) The default priority of a device in a VRRP group is 100. A smaller value indicates a higher priority.
C) The virtual IP addresses must be configured to be the same on the master and backup ACs in the same VRRP group.
D) The default interval for sending VRRP heartbeat packets is 1s.

4. On an ISIS network, each router has at least one NET. If a router is configured with multiple NETs, ensure that these NETs have the same system ID.

A) FALSE
B) TRUE

5. Four routers run IS-IS and have established adjacencies. The area IDs and router levels are marked in the following figure. R1 and R2 are connected through a PPP link, and R3 is the DIS. Which of the following statements are true?

A) If R2 sends a Level-2 LSP, R3 needs to send a PSNP for acknowledgment.
B) R2 sends an LSP to R3 and R4 in unicast mode.
C) If R1 sends an LSP, R2 needs to send a PSNP for acknowledgment.
D) R3 periodically sends CSNPs to implement Level-2 LSDB synchronization.

Solutions: