Huawei H12-221 Online Practice Questions and Exam Preparation

Huawei H12-221 Online Questions & Answers

• Question 91:

  The Internet Group Management Protocol (IGMP) runs between hosts and their immediately neighboring multicast routers.

  A. TRUE
  B. FALSE
  A. TRUE

• Question 92:

  Which statement about OSPF is false?

  A. The router with a higher Router Priority has a higher DR election priority.
  B. When two routers have the same Router Priority, the one with a larger value for Router ID has a higher DR election priority.
  C. If a DR fails, the BDR automatically takes over as the DR and a new BDR is elected.
  D. If a BDR fails, the DR will not take over as the BDR and waits for the fault recovery to handle the situation. No new BDR will be elected.
  D. If a BDR fails, the DR will not take over as the BDR and waits for the fault recovery to handle the situation. No new BDR will be elected.

• Question 93:

  Which BGP attribute is usually used to determine the path along which data flows to an AS?

  A. Router ID
  B. Nexthop
  C. Local-Preference
  D. MED
  D. MED

• Question 94:

  Which of the following statements is false?

  A. A Router-LSA describes the local link state information of a router.
  B. A Network-LSA describes the link state information of a broadcast network or an NBMA network segment.
  C. A virtual link is a virtual adjacency in the backbone area (Area 0).
  D. An AS-external-LSA describes the means to reach an ASBR.
  D. An AS-external-LSA describes the means to reach an ASBR.

• Question 95:

  Which of the following statements regarding NSSA commands is false?

  A. The default-route-advertise command is used to generate a type-7 default route.
  B. The no-import-route parameter prevents the import of AS external routes in the form of Type-7 LSAs into an NSSA.
  C. The no-summary parameter prevents the advertisement of Type-3 and Type-4 LSAs in an area.
  D. The set-n-bit parameter indicates that an N-bit will be set in a DD packet.
  A. The default-route-advertise command is used to generate a type-7 default route.

• Question 96:

  In VRP, by default, a BGP router does not automatically send a refresh packet to its BGP peers for retransmitting an Update packet after the inbound routing policy of the BGP peers changes.

  A. TRUE
  B. FALSE
  B. FALSE

• Question 97:

  Which of the following concepts should a network administrator know while using VLSM technology for subnetting? (Select 3 answers)

  A. A subnet is composed of only summarized routes.
  B. A subnet can address a host or be further subnetted.
  C. The routing updates must carry subnet mask information.
  D. The summarized networks must have the same high-order bit.
  B. A subnet can address a host or be further subnetted.
  C. The routing updates must carry subnet mask information.
  D. The summarized networks must have the same high-order bit.

• Question 98:

  How does an IGMP router maintain group memberships on a network? (Select 2 answers)

  A. The router maintains a timer for each group membership which it refreshes for hosts that send report messages and deletes the group membership of hosts that do not.
  B. The router periodically sends Query messages. After a receiver host receives the Query message, the receiver host sends a Report message.
  C. A receiver host periodically sends a Report message.
  D. The router deletes a group membership only when it receives a Leave message for this group.
  A. The router maintains a timer for each group membership which it refreshes for hosts that send report messages and deletes the group membership of hosts that do not.
  B. The router periodically sends Query messages. After a receiver host receives the Query message, the receiver host sends a Report message.

• Question 99:

  If the subnet mask for Class A address is 255.255.240.0, how many bits are used for subnetting?

  A. 4
  B. 5
  C. 9
  D. 12
  D. 12

• Question 100:

  The defined route-policy set-cost configurations are: ip ip-prefix 1 permit 10.1.0.0 16 route-policy Set-cost permit node 10 if-match ip-prefix 1 apply cost 300 route-policy Set-cost permit node 20 apply cost 200 Which of the following statements is true?

  A. The route 10.1.0.0/16 matches node 10 and its cost is set to 300.
  B. The route 10.1.0.0/16 matching node 10 also matches node 20 and its final cost is set to 200.
  C. Costs of all routes will be set to 200.
  D. All routes that fail to match node 10 will be denied.
  A. The route 10.1.0.0/16 matches node 10 and its cost is set to 300.