Huawei H12-821_V1.0 Real 2023 Braindumps Mock Exam Dumps [Q11-Q33]

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Huawei H12-821_V1.0 Real 2023 Braindumps Mock Exam Dumps

H12-821_V1.0 Exam Questions | Real H12-821_V1.0 Practice Dumps

Preparing for the Huawei H12-821_V1.0 exam requires a solid understanding of the core technologies and principles of data communication. Candidates are advised to review the exam objectives and study materials provided by Huawei to ensure that they have a comprehensive understanding of the topics covered by the exam.

The HCIP-Datacom-Core Technology V1.0 exam covers a wide range of topics related to data communication, including the basics of network technologies, advanced network design, and network troubleshooting. Candidates who pass H12-821_V1.0 exam are expected to have a deep understanding of the core technologies that are used in modern data communication systems.

NEW QUESTION 11
Which of the following statements regarding an IP prefix are true?

An IP prefix filter is used to filter IP address prefixes and cannot match an IP prefix number and a prefix length at the same time.

An IP prefix filter cannot be used to filter data packets.

An IP prefix filter is used to filter IP address prefixes and can match an IP prefix number and a prefix length at the same time.

An IP prefix filter can be used to filter data packets.

NEW QUESTION 12
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?

4784

3784

5784

2784

NEW QUESTION 13
After which of the following parameters are modified does an IS-IS neighbor relationship need to re-established?

The cost of an IS-IS interface is changed.

The IP address of an ISIS interface is changed.

The level of an ISIS interface is changed.

The interval at which an IS-IS interface sends IIH packets is changed.

NEW QUESTION 14
When two routers exchange LSDB information using DD packets, a master/slave relationship is formed first, the router with a larger router ID is the master, and determine the MS bit.

TRUE

FALSE

NEW QUESTION 15
Which of the following attacks is not the network layer attack?

IP spoofing attack

ICMP attack

Smurf attack

ARP spoofing attack

NEW QUESTION 16
ON a stateful inspection Firewall where there is no session table, when the status detection mechanism is enabled and the second packet (CYN+ACK) of 3-way hadshakes reaches the firewall. Which of the following statements is true?

If the firewall security policy permits packets to pass, the session table is created.

By default, when status detection is disabled and the permit policy is configured packets can pass.

Packets must pass the firewall, and a session table is established.

If the firewall security policy permits packets to pass, the packets can pass the firewall.

NEW QUESTION 17
In the OSPF protocol, inter-area route calculation involves only Router LSA, Network LSA, and Summary LSA.

TRUE

FLASE

NEW QUESTION 18
What is the correct procedure for a VLAN pool to assign terminals to VLANs.

NEW QUESTION 19
Which of the following statements regarding BGP route advertisement are false?

All the BGP routes learned from all BGP peer will be advertised to other BGP peers.

Only the optimal routes preferred by BGP can be advertised to other BGP peers.

By default, the routes learned from an IBGP peer will not be forwarded to other IBGP peers.

Only the routes learned from IGPs can be advertised to other BGP peers.

NEW QUESTION 20
Which of the following configurations are not mandatory when an administrator configures VRRP?

Preemption mode

Preemption delay

Virtual router priority

Virtual IP address

NEW QUESTION 21
Compared with STP, RSTP defines the different port states. Which of the following statements regarding discarding and learning states are true?

The port In discarding or learning state does not forward data frames.

The port in discarding state does not learn MAC addresses table.

The port in discarding or learning state does not learn MAC addresses

The port In learning stole docs not learn MAC addresses table.

NEW QUESTION 22
The traffic limiting policy feature only supports the number of connections initiated by the specified IP or the number of connections received.

TRUE

FALSE

NEW QUESTION 23
Preferences of routing protocols determine the sequence In which a router selects a route among routes to the same destination /earned through different routing protocols.

TRUE

FALSE

NEW QUESTION 24
Which of the following PIM protocol packets have unicast destination addresses.

Bootstrap

Graft

Assert

NEW QUESTION 25
Which of the following statements regarding different LSA types is false?

LS Request packets contain only LS Type, LS ID, and Advertising Router.

LS Ack packets contain complete LSA information.

DD packets contain only LSA summary information, including LS Type, LS ID, Advertising Router, and LS Sequence Number.

LS Update packets contain complete LSA information.

NEW QUESTION 26
Drag the following VRRP states to the corresponding working mechanisms.

Explanation
Master
Backup
Master
Backup

NEW QUESTION 27
Which of the following statements regarding the stateful inspection firewall is true?

When the stateful inspection firewall checks packets, packets of one same connection are not correlated.

Because UDP is a connectionless protocol, so the stateful inspection firewall cannot match UDP packets with the status table.

The stateful inspection firewall only needs to match the first data packet against a rule, and the subsequent packets of the connection are matched directly in the state table.

The stateful inspection firewall needs to match the rules for each incoming packet.

NEW QUESTION 28
Which Of the following IEEE 802.11 standards is also known as Wi-Fi 6?

802.11ac

802.11n

802.11ax

802.11b

NEW QUESTION 29
As shown in the figure, SWA, SWB, SWC, and SWD run the Rapid Spanning Tree Protocol (RSTP). Which of the following statements are true?

Once receiving OPOUs, the edge port re-partlci pates in the calculation of the spanning tree.

After a port is Configured as an edge port, the port can quickly enter the Forwarding state.

You can enable the edge port on SWD’s GEO/0/2 connected to the terminal so that this port can quickly enter the Forwarding state.

You can enable the edge port on SWC’s GE0/0/2 connected to the terminal so that this port can quickly enter the forwarding state.

NEW QUESTION 30
Which of the following statements is false, based on the following IGMP information on an interface of RTA?

The interval for sending group-specific Query messages is 60s.

The maximum time for response to Query messages is 10s.

The IP address of the interface is 192.168.1.1.

The IGMP version is IGMPV2.

NEW QUESTION 31
A monitoring plane usually comprises the monitoring units of main control boards and interface boards. This plane can monitor the system environment independently. Which of the following environment monitoring functions can be provided by the monitoring plane?

Voltage monitoring

Temperature monitoring

Fan control

System power-on and power-off control

NEW QUESTION 32
In BGP, the origin attribute of the routes imported using the import-route command is incomplete.

TRUE

FALSE

NEW QUESTION 33
Which of the following TLVs is used by ISIS to describe the IP address of an interface?

129

131

128

132