The Most Up-to-date Guide To H12-711_V3.0 Testing Engine

NEW QUESTION 1

A digital envelope refers to the data obtained by the sender using the receiver's ______ to encrypt the symmetric key[fill in the blank]*

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 2

Which of the following options arewindowssystem andLINUXThe same features of the system? (multiple choice)

• A. Support multitasking
• B. Support graphical interface operation
• C. open source system
• D. Support a variety of terminal platforms

Answer: ABD

NEW QUESTION 3

The initial priority of the USG9500VGMP group is related to which of the following factors ( )? *

• A. interface bandwidth
• B. VRRP priority
• C. Number of daughter cards on the interface board
• D. The number of CPUs on the D service board

Answer: CD

NEW QUESTION 4

Which of the following options is correct for the description of a buffer overflow attack?(multiple choice)

• A. Buffer overflow attacks exploit the flaws of software systems in memory operations to run attack code with high operating privileges.
• B. Buffer overflow attacks have nothing to do with the vulnerabilities and architecture of the operating system.
• C. Buffer overflow attacks are one of the most common ways to attack the behavior of software systems
• D. Buffer overflow attacks are application-layer attacks.

Answer: ACD

NEW QUESTION 5

aboutSSL VPNdescription, which of the following is correct?

• A. Can be used without a client
• B. yesIPlayer to encrypt
• C. existNATcrossing problem
• D. No authentication required

Answer: A

NEW QUESTION 6

When IPSec VPN uses tunnel mode to encapsulate packets, which of the following is not within the encryption scope of the ESP security protocol? ( )[Multiple choice]*

• A. ESP Header
• B. TCP Header
• C. Raw IP Header
• D. ESP Tail

Answer: A

NEW QUESTION 7

Which of the following is network address port translation (NAPT) and only translate network addresses (No-PAT) difference?

• A. go throughNo-PATAfter conversion, for external network users, all packets come from the sameIPaddress
• B. No-PATOnly supports protocol port translation at the transport layer
• C. NAPTOnly supports protocol address translation at the network layer
• D. No-PATSupports protocol address translation at the network layer

Answer: D

NEW QUESTION 8

The firewall imports users locally, and supports importing user information from ______ format files and database dbm files to the local device.[fill in the blank]*

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 9

How many IPSec SAs need to be established to encapsulate P packets using the AH+ESP protocol?

• A. 2
• B. 1
• C. 4
• D. 3

Answer: A

NEW QUESTION 10

In digital signature technology, we usually encrypt the digital fingerprint with the sender's ( ). (fill in the blank)

• A. Yes
• B. Not Mastered

Answer: A

NEW QUESTION 11

About disconnectTCPIn the description of the connection four-way handshake, which of the following is false?

• A. The active closing party sends the firstFINperform an active shutdown while the other party receives thisFINexecution is closed
• B. When passive shutdown receives the firstFIN, it will send back aACK, and randomly generate the confirmation serial number.
• C. The passive closing party needs to pass an end-of-file to the application, the application closes its connection, and causes the sending of an end-of-fileFIN
• D. Sent on passive shutdown sideFINAfter that, the active closing party must send back an acknowledgment and set the acknowledgment sequence number to the received sequence number plus1

Answer: B

NEW QUESTION 12

Which of the following security threats are terminal security threats? (multiple choice)

• A. man-in-the-middle attack
• B. There is a vulnerability in the server
• C. User identity is not verified
• D. Users use weak passwords

Answer: BCD

NEW QUESTION 13

ASPF (Application specific Packet Filter)It is a packet filtering technology based on the application layer, andserver-mapTables implement special security mechanisms. aboutASPFandserver-mapWhich of the following statements is correct? (multiple choice)

• A. ASPFMonitor messages during communication
• B. ASPFcan be created dynamicallyserver-map
• C. ASPFpass throughserver-mapTable implementation dynamically allows multi-channel protocol data to pass through
• D. Quintupleserver-mapThe table entry implements a similar function to the session table

Answer: ABC

NEW QUESTION 14

at HuaweiSDSecIn the solution, which layer of equipment does the firewall belong to?

• A. Analysis layer
• B. control layer
• C. executive layer
• D. Monitoring layer

Answer: C

NEW QUESTION 15

HTTPmessage usageUDPcarry, andHTTPSprotocol based onTCPthree-way handshake, soHTTPSSafer and more recommendedHTTPS.

• A. True
• B. False

Answer: B

NEW QUESTION 16

Which of the following information is encrypted during the use of digital envelopes? (multiple choice)

• A. Symmetric key
• B. User data
• C. Receiver's public key
• D. Receiver's private key

Answer: AB

NEW QUESTION 17
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