Huawei HC-224 Exam Practice Test Instant Access

Question 1

In a switching network that has been enabled with STP protocol, the priorities of all the switches are the same. The MAC address of switch1 is 00-e0-fc-00-00-40, MAC address of switch2 is 00-e0-fc-00-00-10, MAC address of switch3 is 00-e0-fc-00-00-20, and MAC address of switch4 is 00-e0-fc-00-00-80. Which of the switches will be elected as the Root Bridge?

ASwitch1

BSwitch2

CSwitch3

DSwitch4

Answer : B

Question 2

STP distributes configuration message by sending BPDU packet to each other.

ATrue

BFalse

Answer : A

Question 3

Which of the following statements about traffic policing are true? (Select 3 Answers)

AIs used to limit the traffic transmission rate.

BIs used to color packets.

CCaches packets whose transmission rate exceeds the limit.

DRe-marks packets with priorities.

Answer : A, B, D

Question 4

IP QoS models include:(Select 3 Answers)

ABest-Effort

BIntegrated Service

CDifferentiated Service

DFIFO Service

Answer : A, B, C

Question 5

Which of the following are disadvantages of the traditional tail drop mechanism? (Select 3 Answers)

ATCP global synchronization

BTCP starvation

CHigh Average Link Utilization

DPacket drop is not based on priorities

Answer : A, B, D

Question 6

Which of the following statements about comparison between ACL and IP-Prefix are true? (Select 2 Answers)

ABoth ACL and IP-Prefix can be used for route filtering

BBoth ACL and IP-Prefix can be used for data packet filtering

CACL can be used for data packet filtering and route filtering, but IP-Prefix can only be used for route filtering

DIP-Prefix can be used for data packet filtering and route filtering, but ACL can only be used for route filtering

Answer : A, C

Question 7

OSPF supports two authentication modes: area authentication and interface authentication. The two authentication modes cannot be configured at the same time.

ATrue

BFalse

Answer : B

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