H12-811_V1.0 Free Practice Test

- (Exam Topic 1)
Which of the following IEEE802.11 standards does not support communication in the 5GHz frequency band? ()

1. A. 802.11g
2. B. 802.11n
3. C. 802.11aC.wave 1

Correct Answer: B

- (Exam Topic 1)
Which of the following 0SPF protocol packets can ensure the reliability of LSA update?

1. A. LSACK
2. B. LSU
3. C. LSR
4. D. DD

Correct Answer: B

- (Exam Topic 2)
Which of the following parameters is not included in the configuration BPDU of the STP protocol? ()

1. A. VLAN ID
2. B. Bridge ID
3. C. Root ID

Correct Answer: B

- (Exam Topic 3)
NAPT allows multiple private IP addresses to be mapped to the same public P address through different port numbers. The following description of the port number in NAPT is correct ().

1. A. The correspondence between port numbers and private addresses must be manually configured
2. B. No need to do any configuration about port number
3. C. Only need to configure the range of port numbers
4. D. Need to use ACL to assign port numbers

Correct Answer: B

- (Exam Topic 1)
Protocol Priority Switch A. and Switch B. adopt LACP mode link aggregation, and all interfaces join the link aggregation group. At the same time, set the maximum number of active ports to 3. Then which port of switch A is not an active port? ()

1. A. G0/0/1
2. B. G0/0/3
3. C. G0/0/0

Correct Answer: C