CompTIA CompTIA Security+ RC0-501 Questions & Answers

• Question 101:

  Despite having implemented password policies, users continue to set the same weak passwords and reuse old passwords. Which of the following technical controls would help prevent these policy violations? (Select two.)

  A. Password expiration

  B. Password length

  C. Password complexity

  D. Password history

  E. Password lockout

  Correct Answer: CD

• Question 102:

  An organization has determined it can tolerate a maximum of three hours of downtime. Which of the following has been specified?

  A. RTO

  B. RPO

  C. MTBF

  D. MTTR

  Correct Answer: A

• Question 103:

  Which of the following types of keys is found in a key escrow?

  A. Public

  B. Private

  C. Shared

  D. Session

  Correct Answer: B

  https://www.professormesser.com/security-plus/sy0-401/key-escrow-3/

• Question 104:

  A security analyst is reviewing the following output from an IPS: Given this output, which of the following can be concluded? (Select two.)

  

  A. The source IP of the attack is coming from 250.19.18.22.

  B. The source IP of the attack is coming from 250.19.18.71.

  C. The attacker sent a malformed IGAP packet, triggering the alert.

  D. The attacker sent a malformed TCP packet, triggering the alert.

  E. The TTL value is outside of the expected range, triggering the alert.

  Correct Answer: BC

• Question 105:

  A security analyst wishes to increase the security of an FTP server. Currently, all traffic to the FTP server is unencrypted. Users connecting to the FTP server use a variety of modern FTP client software. The security analyst wants to keep the same port and protocol, while also still allowing unencrypted connections. Which of the following would BEST accomplish these goals?

  A. Require the SFTP protocol to connect to the file server.

  B. Use implicit TLS on the FTP server.

  C. Use explicit FTPS for connections.

  D. Use SSH tunneling to encrypt the FTP traffic.

  Correct Answer: C

• Question 106:

  Which of the following explains why vendors publish MD5 values when they provide software patches for their customers to download over the Internet?

  A. The recipient can verify integrity of the software patch.

  B. The recipient can verify the authenticity of the site used to download the patch.

  C. The recipient can request future updates to the software using the published MD5 value.

  D. The recipient can successfully activate the new software patch.

  Correct Answer: A

• Question 107:

  Refer to the following code:

  

  Which of the following vulnerabilities would occur if this is executed?

  A. Page exception

  B. Pointer deference

  C. NullPointerException

  D. Missing null check

  Correct Answer: D

• Question 108:

  Multiple employees receive an email with a malicious attachment that begins to encrypt their hard drives and mapped shares on their devices when it is opened. The network and security teams perform the following actions:

  Shut down all network shares.

  Run an email search identifying all employees who received the malicious message. Reimage all devices belonging to users who opened the attachment. Next, the teams want to re-enable the network shares. Which of the following BEST

  describes this phase of the incident response process?

  A. Eradication

  B. Containment

  C. Recovery

  D. Lessons learned

  Correct Answer: C

• Question 109:

  A penetration tester is crawling a target website that is available to the public. Which of the following represents the actions the penetration tester is performing?

  A. URL hijacking

  B. Reconnaissance

  C. White box testing

  D. Escalation of privilege

  Correct Answer: B

• Question 110:

  Which of the following characteristics differentiate a rainbow table attack from a brute force attack? (Select two.)

  A. Rainbow table attacks greatly reduce compute cycles at attack time.

  B. Rainbow tables must include precomputed hashes.

  C. Rainbow table attacks do not require access to hashed passwords.

  D. Rainbow table attacks must be performed on the network.

  E. Rainbow table attacks bypass maximum failed login restrictions.

  Correct Answer: BE