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2021 Sep 1D0-571 real exam
Q31. You have been assigned to configure a DMZ that uses multiple firewall components. Specifically, you must configure a router that will authoritatively monitor and, if necessary, block traffic. This device will be the last one that inspects traffic before it passes to the internal network. Which term best describes this device?
A. Screening router
B. Bastion host
C. Proxy server
D. Choke router
Answer: D
Q32. Consider the following image of a packet capture:
Which of the following best describes the protocol used, along with its primary benefit?
A. It is a passive FTP session, which is easier for firewalls to process.
B. It is an active FTP session, which is necessary in order to support IPv6.
C. It is an extended passive FTP session, which is necessary to support IPv6.
D. It is an active FTP session, which is supported by all FTP clients.
Answer: A
Q33. Which of the following organizations provides regular updates concerning security breaches and issues?
A. IETF
B. ISO
C. ICANN
D. CERT
Answer: D
Renewal 1D0-571 question:
Q34. Which of the following is most likely to address a problem with an operating system's ability to withstand an attack that attempts to exploit a buffer overflow?
A. Firewall
B. Software update
C. Intrusion detection system
D. Network scanner
Answer: B
Q35. A CGI application on the company's Web server has a bug written into it. This particular bug allows the application to write data into an area of memory that has not been properly allocated to the application. An attacker has created an application that takes advantage of this bug to obtain credit card information. Which of the following security threats is the attacker exploiting, and what can be done to solve the problem?
A. - Buffer overflow
- Work with the Web developer to solve the problem
B. - SQL injection
- Work with a database administrator to solve the problem
C. - Denial of service
- Contact the organization that wrote the code for the Web server
D. - Man-in-the-middle attack
- Contact the company auditor
Answer: A
Q36. What is the primary drawback of using symmetric-key encryption?
A. Key transport across a network
B. Speed of encryption
C. Denial-of-service attacks
D. Inability to support convergence traffic
Answer: A
Q37. Consider the following diagram:
Which of the following best describes the protocol activity shown in the diagram, along with the most likely potential threat that accompanies this protocol?
A. The ICMP Time Exceeded message, with the threat of a denial-of-service attack
B. The SIP three-way handshake, with the threat of a buffer overflow
C. The TCP three-way handshake, with the threat of a man-in-the-middle attack
D. The DNS name query, with the threat of cache poisoning
Answer: C