リリースHuawei H12-821_V1.0更新された問題PDF
H12-821_V1.0問題集と練習テスト（62試験問題)
質問 18
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?
- A. If the firewall security policy permits packets to pass, the session table is created.
- B. If the firewall security policy permits packets to pass, the packets can pass the firewall.
- C. By default, when status detection is disabled and the permit policy is configured packets can pass.
- D. Packets must pass the firewall, and a session table is established.
正解: A
質問 19
Which of the following statements regarding different LSA types is false?
- A. LS Request packets contain only LS Type, LS ID, and Advertising Router.
- B. LS Ack packets contain complete LSA information.
- C. DD packets contain only LSA summary information, including LS Type, LS ID, Advertising Router, and LS Sequence Number.
- D. LS Update packets contain complete LSA information.
正解: D
質問 20
Which of the following statements regarding the firewall zone security level is false?
- A. The default security level of the new zone is 1.
- B. Two zones cannot be configured with the same security level.
- C. The configured security level cannot be changed.
- D. Only the security level of the user-defined zone can be configured.
正解: C
質問 21
See the following figure. RTA, RTB, RTC, and RTD are in the same AS and establish IBGP peer relationships through direct links. RTB an RTC are route reflectors (RRs), RTA and RTC are the RR clients of RTB, and RTB and RTD are the RR clients of RTC. If RTA advertises the route 10.1.1.0/24 to the BGP process, the Originator ID of the BGP route received by RTD is------------------.
正解:
解説:
IN ORDER
質問 22
When a routing policy is used to filter routes, which of the following route prefixes will be denied by the IP prefix below?
- A. 1.1.1.2/16
- B. 1.1.1.1/24
- C. 1.1.1.1/32
- D. 1.1.1.1/26
正解: B
質問 23
Which of the following attacks is not the network layer attack?
- A. IP spoofing attack
- B. Smurf attack
- C. ARP spoofing attack
- D. ICMP attack
正解: C
質問 24
Which of the following statements regarding IGMPv1 and IGMPv2 are true?
- A. IGMPv1 supports general query.
- B. 1GMPv2 defines the Leave message type.
- C. IGMPv1 does not define the IGMP Leave message type.
- D. 1GMPv2 supports only general query.
正解: A
質問 25
Which of the following statements about the forwarding plane of a switch is false?
- A. Provides high-speed and non-blocking data channels.
- B. Can encapsulate and decapsulate packets.
- C. Consists of main control boards and interface boards.
- D. Can collect packet statistics.
正解: D
質問 26
A switch runs MSTP. The configuration is shown in the figure. What is the role of this switch in MSTI 1?
- A. Secondary root switch
- B. Uncertain
- C. Non-root switch
- D. Root switch
正解: B
質問 27
BFD control packets are encapsulated in UDP packets for transmission. What is the destination port number of multi-hop BFD control packets?
- A. 0
- B. 1
- C. 2
- D. 3
正解: D
質問 28
Drag the following VRRP states to the corresponding working mechanisms.
正解:
解説:
Explanation
Master
Backup
Master
Backup
質問 29
Which of the following statements regarding the BGP error display of a router false?
- A. Error Type indicates that the BGP error is caused by the neighbor relationship error.
- B. The error may be caused by the incorrect neighbor address.
- C. The error occurred at 12:40:39 on March 22, 2010.
- D. The neighbor address of this router is 10.1.1.5.
正解: A
質問 30
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.
- A. FALSE
- B. TRUE
正解: A
質問 31
As shown in the figure, SWA, SWB, SWC, and SWD run the Rapid Spanning Tree Protocol (RSTP). Which of the following statements are true?
- A. 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.
- B. After a port is Configured as an edge port, the port can quickly enter the Forwarding state.
- C. Once receiving OPOUs, the edge port re-partlci pates in the calculation of the spanning tree.
- D. 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.
正解: B
質問 32
Regarding the route-policy set-cost configuration below, which of the following statements is true?
- A. The route 11.1.0.0/16 will continue to match node 20 after permitted by node 10, and (he final cost is set to 200.
- B. The route 11.1.0.0/16 is permitted by node 10, and its tost Is set to 300.
- C. All the routes that are not permitted by node 10 will be denied.
- D. The cost of all routes is set to 200.
正解: B
質問 33
Compress the 2001:0DBB:B8:0000:C030:0000:0000:09A0:CDEF address.___________(if the answer contains letters, capitalize them.)
正解:
解説:
pending
質問 34
A Huawei firewall by default creates security zones named untrust, dmz, _________ and local. (Use Lowercase letters.)
正解:
解説:
security policy
質問 35
Which of the following configurations are not mandatory when an administrator configures VRRP?
- A. Preemption delay
- B. Preemption mode
- C. Virtual router priority
- D. Virtual IP address
正解: D
質問 36
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H12-821_V1.0試験問題集合格させるのは更新されたのは2022年年最新の認証済み試験問題：https://www.goshiken.com/Huawei/H12-821_V1.0-mondaishu.html
ガイド（2022年最新）実際のHuawei H12-821_V1.0試験問題：https://drive.google.com/open?id=1xeBBekzsYPWn-WyExilhTdeWC2bSnbcK