[2023年01月11日]300-720試験問題集PDF正確率保証と更新された問題
合格させる300-720試験にはリアルテストエンジンPDFには102問題あります
Cisco 300-720 認定試験の出題範囲：
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質問 39
Email encryption is configured on a Cisco ESA that uses CRES.
Which action is taken on a message when CRES is unavailable?
- A. It is dropped and an error message is sent to the sender.
- B. It is sent in clear text.
- C. It is requeued.
- D. It is encrypted by a Cisco encryption appliance.
正解: C
解説:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa13-
0/user_guide/b_ESA_Admin_Guide_13-0.pdf P.577
質問 40
Which two components must be configured to perform DLP scanning? (Choose two.)
- A. Enable a DLP policy on the Outgoing Mail Policy.
- B. Enable a DLP policy on the DLP Policy Customizations.
- C. Add a DLP policy to the Outgoing Content Filter.
- D. Add a DLP policy on the Incoming Mail Policy.
- E. Add a DLP policy to the DLP Policy Manager.
正解: A,E
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa11-1/user_guide/ b_ESA_Admin_Guide_11_1/b_ESA_Admin_Guide_chapter_010001.html
質問 41
Which antispam feature is utilized to give end users control to allow emails that are spam to be delivered to their inbox, overriding any spam verdict and action on the Cisco ESA?
- A. end user passthrough list
- B. end user spam quarantine access
- C. end user safelist
- D. end user allow list
正解: B
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/ces/user_guide/esa_user_guide_11-1/b_ESA_Admin_Guide_ces_11_1/b_ESA_Admin_Guide_chapter_011111.pdf
質問 42
Which setting affects the aggressiveness of spam detection?
- A. spam timeout
- B. maximum depth of recursion scan
- C. protection level
- D. spam threshold
正解: D
質問 43
Drag and Drop Question
Drag and drop the AsyncOS methods for performing DMARC verification from the left into the correct order on the right.
正解:
解説:
質問 44
Which setting affects the aggressiveness of spam detection?
- A. spam timeout
- B. maximum depth of recursion scan
- C. protection level
- D. spam threshold
正解: D
解説:
Reference:
https://www.cisco.com/c/en/us/support/docs/security/email-security-appliance/118220-technote- esa-00.html
質問 45
What are organizations trying to address when implementing a SPAM quarantine?
- A. false positives
- B. false negatives
- C. true positives
- D. true negatives
正解: A
質問 46
Which three options are Cisco ESA facilities that can use LDAP group queries? (Choose three.)
- A. SenderBase reputation filtering
- B. Destination controls
- C. Message filters
- D. Incoming mail policies
- E. RAT
- F. Anti-spam settings
- G. Sender groups
- H. Content filters
正解: C,D,H
質問 47
Which default port is used by the Cisco ESA to quarantine the message on the Cisco Security Management Appliance?
- A. port 25fTCP
- B. port4766/UDP
- C. port 6025/TCP
- D. port443/TCP
- E. port110/TCP
正解: C
質問 48
When the Spam Quarantine is configured on the Cisco ESA, what validates end-users via LDAP during login to the End-User Quarantine?
- A. Spam Quarantine External Authentication Query
- B. Spam Quarantine End-User Authentication Query
- C. Enabling the End-User Safelist/Blocklist feature
- D. Spam Quarantine Alias Consolidation Query
正解: B
質問 49
When the Cisco ESA is configured to perform antivirus scanning, what is the default timeout value?
- A. 120 seconds
- B. 60 seconds
- C. 30 seconds
- D. 90 seconds
正解: B
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa12-0/user_guide/ b_ESA_Admin_Guide_12_0/b_ESA_Admin_Guide_chapter_01011.html
質問 50
Refer to the exhibit. How should this configuration be modified to stop delivering Zero Day malware attacks?
- A. Configure mailbox auto-remediation.
- B. Change File Analysis Pending action from Deliver As Is to Quarantine.
- C. Apply Prepend on Modify Message Subject under Malware Attachments.
- D. Change Unscannable Action from Deliver As Is to Quarantine.
正解: A
質問 51
An administrator needs to configure Cisco ESA to ensure that emails are sent and authorized by the owner of the domain. Which two steps must be performed to accomplish this task? (Choose two.)
- A. Enable SPF verification.
- B. Generate keys.
- C. Create signing profile.
- D. Create DMARC profile.
- E. Create Mx record.
正解: A,D
質問 52
Which two action types are performed by Cisco ESA message filters? (Choose two.)
- A. non-final actions
- B. filter actions
- C. final actions
- D. discard actions
- E. quarantine actions
正解: A,C
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa11-1/user_guide/ b_ESA_Admin_Guide_11_1/b_ESA_Admin_Guide_chapter_01000.html
質問 53
Which two action types are performed by Cisco ESA message filters? (Choose two.)
- A. non-final actions
- B. filter actions
- C. final actions
- D. discard actions
- E. quarantine actions
正解: A,C
質問 54
When virtual gateways are configured, which two distinct attributes are allocated to each virtual gateway address? (Choose two.)
- A. IP address
- B. domain
- C. DNS server address
- D. external spam quarantine
- E. DHCP server address
正解: A,B
質問 55
Which two steps are needed to disable local spam quarantine before external quarantine is enabled? (Choose two.)
- A. Select External Spam Quarantine and click on Configure.
- B. Uncheck the Enable Spam Quarantine check box.
- C. Select Monitor and click Spam Quarantine.
- D. Check the External Safelist/Blocklist check box.
- E. Select Security Services and click Spam Quarantine.
正解: B,C
解説:
Reference:
https://www.cisco.com/c/en/us/support/docs/security/email-security-appliance/118555-qa-esa- 00.html (configuration summary)
質問 56
To comply with a recent audit, an engineer must configure anti-virus message handling options on the incoming mail policies to attach warnings to the subject of an email.
What should be configured to meet this requirement for known viral emails?
- A. Virus Infected Messages
- B. Positively Identified Messages
- C. Unscannable Messages
- D. Encrypted Messages
正解: D
質問 57
An administrator is trying to enable centralized PVO but receives the error, "Unable to proceed with Centralized Policy, Virus and Outbreak Quarantines configuration as esa1 in Cluster has content filters / DLP actions available at a level different from the cluster level." What is the cause of this error?
- A. DLP is configured at the cluster-level on esa2.
- B. DLP is not configured on host1.
- C. DLP is configured at the domain-level on esa1.
- D. Content filters are configured at the machine-level on esa1.
正解: B
質問 58
What are two phases of the Cisco ESA email pipeline? (Choose two.)
- A. action
- B. workqueue
- C. quarantine
- D. reject
- E. delivery
正解: B,E
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa12-1/user_guide/ b_ESA_Admin_Guide_12_1/b_ESA_Admin_Guide_12_1_chapter_011.pdf (p.1)
質問 59
Which SMTP extension does Cisco ESA support for email security?
- A. PIPELINING
- B. ETRN
- C. UTF8SMTP
- D. STARTTLS
正解: D
解説:
Reference:
https://www.cisco.com/c/en/us/td/docs/security/esa/esa12-0/user_guide/b_ESA_Admin_Guide_12_0/b_ESA_Admin_Guide_12_0_chapter_011000.html
質問 60
Which attack is mitigated by using Bounce Verification?
- A. smurf
- B. denial of service
- C. eavesdropping
- D. spoof
正解: B
質問 61
Which benefit does enabling external spam quarantine on Cisco SMA provide?
- A. ability to scan messages by using two engines to increase a catch rate
- B. ability to consolidate spam quarantine data from multiple Cisco ESA to one central console
- C. ability to back up spam quarantine from multiple Cisco ESAs to one central console
- D. access to the spam quarantine interface on which a user can release, duplicate, or delete
正解: B
解説:
Explanation/Reference: https://www.cisco.com/c/en/us/td/docs/security/security_management/sma/sma11-0/ user_guide/b_SMA_Admin_Guide/b_SMA_Admin_Guide_chapter_010101.html
質問 62
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