H12-811_V1.0 Free Practice Test

- (Exam Topic 2)
Which of the following statements about the role of the STP protocol ForwarD.Delay is correct? ()

1. A. Prevent temporary loops
2. B. There is a delay in the transition between Blocking state and DsiableD state
3. C. Reduce the time interval of BPDu transmission and improve the convergence speed of STP
4. D. Improve the survival time of BPDUs to ensure that the configured BPDUs can be forwarded to more switches

Correct Answer: A

- (Exam Topic 1)
Which stage in the life cycle of campus network construction is the beginning of a project? ()

1. A. Network implementation
2. B. Planning and design
3. C. Network operation and maintenance

Correct Answer: C

- (Exam Topic 2)
Static NAT can only achieve one-to-one mapping between private addresses and public addresses ()

1. A. True
2. B. False

Correct Answer: A

- (Exam Topic 2)
Network switch A and router A are connected by two links. The two links are aggregated in manual load sharing mode. The aggregated port number is 1, and the aggregated link needs to carry VLAN TAG100 when forwarding data. The switch When A uses a trunk link, which of the following configurations need to be used by switch A? ()

1. A. 4
2. B. 5
3. C. 3

Correct Answer: B

- (Exam Topic 4)
How many planes does a network device have? ()*

1. A. Control plane
2. B. Business plane
3. C. Data plane
4. D. Management plane

Correct Answer: AC