H12-224 Exam Training Practice Tests (Huawei Certified Datacom Professional - Fast Certification

Question 1

To avoid global TCP synchronization, which congestion avoidance mechanisms can be used?

A. Wired B. TALL DROP C. WFQ D. Red

Correct Answer: A,D

Question 2

Which of the following contents are include in a migration project solution?

A. Migration preparation B. Rollback solution C. Migration implementation D. Contingency plan

Correct Answer: A,B,C,D

Question 3

In most cases, optical power is expressed in dbm, which of the following values in dbm is supported by most optical transceiver devices to receive and identify data ?

A. 10DBM B. -30DBM C. 30DBM D. -10DBM

Correct Answer: B

Question 4

During EBGP peer relationship troubleshooting, it is found that two directly connected devices set up connections using loopback interfaces command is executed to check the configuration of peer ebgp-max hop hop-count. Which of the following statements is correct?

A. The hop count must be greater than B. The hop count must be greater than2 C. The hop count must be greater than 255 D. The hop count must be greater than 15

Correct Answer: A

Question 5

Which command is used to configure the VRRP preemption delay?

A. vrrp vrid 1 preempt-delay20 B. Vrrp vrid 1 preempt-timer delay 20C. vrrp vrid 1timer delay 20 C. vrrp vrid 1preempt-timer20

Correct Answer: B

Question 6

Which of the following command is used to apply the traffic policy to an interface on an AR router?

A. traffic classifier pi inbound B. services-policy pi inbound C. traffic behavior pi inbound D. traffic-policy pi inbound

Correct Answer: D

Question 7

Which of the following statements regarding the STP configuration is true?

A. The STP convergence speed is slow which may cause network interruption. Therefore, disabling STP is a preferred solution B. STP automatically runs by default and therefore does not require configuration C. For routine STP configuration the position of the STP blocked port is controlled to ensure that the blocked port is not located on a backbone link or device D. The RSTP algorithm is simple and reliable and supports fast convergence. Therefore, all switches on the network are configured to work in RSTP mode. E. Similar to the implementation for routing Protocols data flows between switches can be adjusted by modifying link costs

Correct Answer: C

Question 8

Which of the following statements regarding multicast MAC addresses are false?

A. A multicast MAC address identifies receivers of a multicast group on the data link layer B. One multicast MAC address maps to 32 multicast IP addresses C. The high 24 bits of the multicast MAC address are 0x01005f the is fixed to 1and the lower 23 bits of the MAC D. One multicast MAC address maps to only one multicast IP address

Correct Answer: C,D

Question 9

Which of the following statements regarding BGP state machine is false?

A. in established state, bgp peers can exchange update, route-refresh, keepalive, and notification message. B. A BGP peer relationship can be established only when both
BGP peers are in open confirm state, two bgp peers send update messages to exchange routes. C. In active state bgp attempts to establish a tcp connection, this is the intermediate state of bgp. D. in idle state, bgp denies all connection requests, this is the initial state of bgp.

Correct Answer: B

Question 10

In a route-policy, which of the following BGP attributes can be used in apply clauses?

A. MED B. local-Preference C. Tag D. AS. Path

Correct Answer: A,B,D

Huawei Certified Datacom Professional - Fast Certification - ENU - H12-224 Exam Practice Test