H12-224 HUAWEI Exam Questions and Free Practice Test

- (Exam Topic 2)
Which of the following items is not the disadvantage of the traditional congestion avoidance mechanism.

A. GIobal TCP synchronization

B. High jitter and long delay

C. High cost

D. Packets are discarded without differentiating the priority

Correct Answer:C

- (Exam Topic 4)
Which of the following tools is used to filter routing information and set route attributes based on routing information?

A. as-path-filter

B. IP-Prefix

C. Route-policy

D. Policy-based-route

Correct Answer:C

- (Exam Topic 4)
RSTP is different from STP regarding defining port states. Which port states does RSTP define?

A. Discarding

B. Learning

C. Forwarding

D. Discarding Learning and Forwarding

Correct Answer:D

- (Exam Topic 2)
Which of the following statements regarding multicast protocols is false?

A. K3MP runs between receiver hosts and multicast routers and defines the mechanism for creating and maintaining group member

B. Distance Vector Multicast Routing Protocol (DVMRP) is a dense mode protocol it defines a route hop cunt limit of 32

C. EM is a typical intra-domain multicast routing protocol and can operate in the dense mode(DM)or sparse mode(AM)

D. MSDP can spread multicast routes across ASs

Correct Answer:D

- (Exam Topic 2)
Which of the following statements regarding MPLS label encapsulation format are true?

A. The total length of an MPLS label is 4 bytes (32 bits)

B. The TL field in an MPLS label has the same meaning as that in an IP packet and can prevent loops

C. The S field in an MPLS label has 1bit and is used to identify whether the label is the bottom-of-stack label

D. For Ethernet and PPP packets a label stack is located between the layer 2 packet header and data If a

Correct Answer:AB

- (Exam Topic 3)
Which of the following is not an external risk to a project?

A. Exchange rate change

B. Rainstorm disaster

C. Social unrest

D. Differences of industrial standards

Correct Answer:D

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