Question 1

The STP protocol can prevent broadcast storms caused by loops on the Layer 2 network.

Accepted Answer

A) True 
 B)False

Question 2

Multiple BGP processes cannot be configured on the same router.

Accepted Answer

A) True 
 B)False

Question 3

QoS provides services of different qualities to meet various application requirements, including dedicated bandwidth, decreased packet loss ratio, short packet transmission delay, and decreased delay and jitter.

Accepted Answer

A) True 
 B)False

Question 4

One class B network 155.16.0.0, the mask is 255.255.255.192. then subnet quantity available is ( ) , the host quantity in every subnet at most is ()

Accepted Answer

A)   512126
B)   102464
C)   102462
D)   256254
E)   192254

Question 5

Which parameters are optional for configuring a BGP peer? (Choose two.)

Accepted Answer

A)   IP address
B)   Description
C)   Password
D)   AS-number

Question 6

The firewall can be working in routing mode, transparent mode, or composite mode. The default mode is the composite mode.

Accepted Answer

A) True 
 B)False

Question 7

VLANs isolate broadcast domains, eliminate broadcast storms, and enhance data security.

Accepted Answer

A) True 
 B)False

Question 8

In RSTP, the port status can be discarding and learning. Which statements about the port status are true? (Choose two.)

Accepted Answer

A)   The port in discarding or learning state does not forward data frames.
B)   The port in discarding state does not learn MAC addresses.
C)   The port in learning state does not learn MAC addresses.
D)   All of the above

Question 9

Which of the following contents are included in a migration project solution? (Choose all that apply.)

Accepted Answer

A)   Migration preparation
B)   Migration implementation
C)   Rollback solution
D)   Contingency plan
E)   None of the above

Question 10

Once a BGP connection is established, a BGP Speaker advertises all the optimal routes in the BGP routing table to its BGP peer.

Accepted Answer

A) True 
 B)False

Question 11

To rectify a VRRP group two-master fault, run the display this command on VLANIF interfaces on both ends of the VRRP group. Which of the following operations is not performed?

Accepted Answer

A)   Check whether the interface IP addresses are on the same network segment.
B)   Check whether the VLANIF interfaces have the same VRRP group ID.
C)   Check whether the virtual IP address is the same on the VLANIF interfaces in the VRRP group.
D)   You do not need to check whether the interval for sending VRRP Advertisement packets is the same on the VLANIF interfaces.

Question 12

In transit AS, why do core routers run BGP?

Accepted Answer

A)   Eliminate route loops
B)   Ensure data packets can be transmitted to the external destination addresses
C)   Optimize network within an AS
D)   Ensure only one export

Question 13

Default routes between routers are a low-cost solution. This is because using default routes requires less system resources than maintaining a complete routing table.

Accepted Answer

A) True 
 B)False

Question 14

Which of the following is the multicast distribution tree maintained by PIM-DM?

Accepted Answer

A)   SPT
B)   CBT
C)   RPT
D)   STP

Question 15

To improve Internet egress reliability, an enterprise uses multiple links to connect to different carrier networks. This mode requires attention to both the incoming and outgoing traffic paths. Otherwise, network quality may be affected.

Accepted Answer

A) True 
 B)False

Question 16

Which of the following are migration difficulties? (Choose three.)

Accepted Answer

A)   Minimizing on services
B)   Achieving optimal risk prevention
C)   Formulating a complete migration solution
D)   Carrying out the migration smoothly

Question 17

Which of the following statements regarding preemption in static LACP mode are true? (Choose all that apply.)

Accepted Answer

A)   Preemption in static LACP mode is enabled by default.
B)   When a high-priority interface switches to the inactive interface due to a fault and then is restored, if preemption is enabled, the restored high-priority interface becomes the active interface after a delay. If preemption is disabled, the interface cannot become the active interface.
C)   To prevent unstable transmission due to frequent link status changes, can set a preemption delay.
D)   If the preemption delays at both ends are different, the larger preemption delay is used.

Question 18

Which interface is connected to the user-side interface?

Accepted Answer

A)   Access interface
B)   Trunk interface
C)   Hybrid interface
D)   All of the above

Question 19

The Committed Access Rate (CAR) technology uses the token bucket (TB) to control traffic.

Accepted Answer

A) True 
 B)False

Question 20

QoS includes which of the following aspects? (Choose three.)

Accepted Answer

A)   Transmission bandwidth
B)   Transmission delay and jitter
C)   Packet loss ratio
D)   Network security

Exam 5: HCNP-R&S Fast Track (Huawei Certified Network Professional - Routing & Switching Fast Track)

The firewall can be working in routing mode, transparent mode, or composite mode. The default mode is the composite mode.

Correct AnswerverifiedShow Answer

Once a BGP connection is established, a BGP Speaker advertises all the optimal routes in the BGP routing table to its BGP peer.

Correct AnswerverifiedShow Answer

Default routes between routers are a low-cost solution. This is because using default routes requires less system resources than maintaining a complete routing table.

Correct AnswerverifiedShow Answer

Which of the following are migration difficulties? (Choose three.)

Correct AnswerverifiedShow Answer

Which interface is connected to the user-side interface?

Correct AnswerverifiedShow Answer

In transit AS, why do core routers run BGP?

Correct AnswerverifiedShow Answer

VLANs isolate broadcast domains, eliminate broadcast storms, and enhance data security.

Correct AnswerverifiedShow Answer

To improve Internet egress reliability, an enterprise uses multiple links to connect to different carrier networks. This mode requires attention to both the incoming and outgoing traffic paths. Otherwise, network quality may be affected.

Correct AnswerverifiedShow Answer

QoS provides services of different qualities to meet various application requirements, including dedicated bandwidth, decreased packet loss ratio, short packet transmission delay, and decreased delay and jitter.

Correct AnswerverifiedShow Answer

Which of the following statements regarding preemption in static LACP mode are true? (Choose all that apply.)

Correct AnswerverifiedShow Answer

In RSTP, the port status can be discarding and learning. Which statements about the port status are true? (Choose two.)

Correct AnswerverifiedShow Answer

One class B network 155.16.0.0, the mask is 255.255.255.192. then subnet quantity available is ( ) , the host quantity in every subnet at most is ()

Correct AnswerverifiedShow Answer

Which parameters are optional for configuring a BGP peer? (Choose two.)

Correct AnswerverifiedShow Answer

Which of the following is the multicast distribution tree maintained by PIM-DM?

Correct AnswerverifiedShow Answer

The STP protocol can prevent broadcast storms caused by loops on the Layer 2 network.

Correct AnswerverifiedShow Answer

To rectify a VRRP group two-master fault, run the display this command on VLANIF interfaces on both ends of the VRRP group. Which of the following operations is not performed?

Correct AnswerverifiedShow Answer

Multiple BGP processes cannot be configured on the same router.

Correct AnswerverifiedShow Answer

QoS includes which of the following aspects? (Choose three.)

Correct AnswerverifiedShow Answer

The Committed Access Rate (CAR) technology uses the token bucket (TB) to control traffic.

Correct AnswerverifiedShow Answer

Which of the following contents are included in a migration project solution? (Choose all that apply.)

Correct AnswerverifiedShow Answer

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