[May-2023] Huawei H12-811_V1.0 Exam Practice Test Questions – BraindumpsPass [Q278-Q302]

NO.278 Layer 2 switches belong to the data link layer equipment. It can identify the MAC address information in the data frame, forward data according to the MAC address, and record these MAC addresses and corresponding port information in its own MAC address table.

NO.279 Which of the following parameters is not included in the configuration BPDU of the STP protocol? ()

NO.280 Which encryption algorithm used by WLAN has the highest security strength?

NO.281 STA. The only way to discover the wireless network is the Beacom frame sent by the AP. ()

NO.282 UDP cannot guarantee the reliability of data transmission, and does not provide functions such as message sequencing and flow control. It is suitable for flows that do not require high transmission reliability, but require high transmission speed and delay ().

NO.283 The switch is connected to the host. What is the common port link type of the switch? ()

NO.284 The two switches shown in the figure below have both enabled the STP protocol. Which port will eventually be in the Blocking state?

NO.285 Virtualization is the foundation of NFV. Which of the following statements about the characteristics of virtualization is correct?

NO.286 Which of the following IEEE802.11 standards does not support communication in the 5GHz frequency band? ()

NO.287 What is wrong in the following statement about the main functions of the router?

NO.288 What are the stable states of OSPF neighbor relationship?

NO.289 The device port running the STP protocol is in the Forwarding state. Which of the following statements are correct?

NO.290 What is wrong about the description of the information as shown in the figure? () (Single-choice question) (RI) display interface g0/0/0 GlgabltEtherneto/0/0 current state :Adainistratively DOWN Line protocol current state :DOWN

NO.291 The role of the OSPF protocol is

NO.292 The administrator needs to configure the IP address on the G0/0/0 interface of the router. So which one of the following addresses is correct?

NO.293 The following statement about the TTL field in the IP packet header is correct. ()

NO.294 The two-layer switch is a data link layer device, which can identify the MAC address information in the data frame, and record these MAC addresses and corresponding port information in its own MAC address table. ()

NO.295 What is wrong about the ARP message?

NO.296 The network shown in the figure below. The router receives a data packet with a destination IP address of 11.0.12.1 from host A.
After this data is forwarded by the router, what are the destination MAC and destination IP? )(Single-choice question)

NO.297 Which of the following descriptions about firewalls is wrong? ()

NO.298 In the campus network, the reliability of the network can be improved by using link aggregation and stacking technology. ()

NO.299 In the WLAN architecture, the FIT AP cannot work independently. It needs to be managed by AC. Which of the following protocols are used to communicate between FIT AP and AC?

NO.300 The route entry 10.0.0.24/29 may be aggregated from which of the following subnet routes? ()*

NO.301 There are hosts in a private network that need to access 1nternet. In order to achieve this requirement, which of the following configurations should be done by the administrator on the edge router of the network? ()*

NO.302 Which of the following information is not included in the MAC address table of the switch? ()