Download CySA+ Exam Practice: Threat Intel, Vulnerability Mgmt, & Security Controls and more Exams Technology in PDF only on Docsity!
CS0-001 CS0-002 CompTIA CySA+ Exam
Question 1: Which type of threat intelligence is most focused on immediate, actionable details for defenders? A. Strategic B. Operational C. Tactical D. Historical Answer: C Explanation: Tactical intelligence is designed for real-time decision making, providing actionable details such as IOCs for immediate defense measures. Question 2: Which of the following is an example of open-source intelligence (OSINT)? A. Classified government memos B. Internal corporate reports C. Public social media posts D. Encrypted email communications Answer: C Explanation: OSINT involves collecting data from publicly available sources like social media, news sites, or public records. Question 3: Which source is least likely to be used in threat intelligence gathering? A. Commercial threat feeds B. Social media channels C. Personal email accounts D. Government advisories Answer: C Explanation: Personal email accounts are not standard or reliable sources for threat intelligence; they often lack the necessary context and verification. Question 4: What does the term “Indicators of Compromise (IOCs)” refer to? A. Preventive measures for system hardening B. Signs that a network or system has been breached C. User authentication techniques D. Methods for encrypting data Answer: B Explanation: IOCs are forensic artifacts, such as unusual network traffic or altered files, that signal a potential security breach.
Question 5: In a risk-based vulnerability management approach, what is primarily assessed? A. Employee satisfaction B. System usability C. Impact and likelihood of vulnerabilities D. Brand reputation Answer: C Explanation: A risk-based approach involves evaluating the potential impact and probability of exploitation to prioritize remediation efforts. Question 6: Which tool is most commonly used for automated vulnerability scanning? A. Packet sniffer B. Nmap C. Email filter D. Firewall log analyzer Answer: B Explanation: Tools like Nmap help automate the process of discovering vulnerabilities by scanning network hosts and services. Question 7: What is the main difference between vulnerability scanning and penetration testing? A. Scanning identifies vulnerabilities; pen testing exploits them B. Pen testing is automated while scanning is manual C. Scanning is used for physical security only D. Pen testing does not involve risk assessment Answer: A Explanation: Vulnerability scanning detects potential issues, whereas penetration testing actively exploits those vulnerabilities to assess their impact. Question 8: Which of the following best describes a patch management strategy? A. Regularly updating software to fix vulnerabilities B. Designing a new network topology C. Conducting employee training sessions D. Increasing encryption key sizes Answer: A Explanation: Patch management involves applying software updates that address known vulnerabilities to reduce security risks. Question 9: Which type of scanning is typically used to assess web application vulnerabilities? A. Network scanning B. Wireless scanning
Answer: B Explanation: Threat actor profiles include the adversary’s methods, motivations, and typical targets to help organizations prepare defensive strategies. Question 14: What is the primary goal of vulnerability scanning in an enterprise? A. To monitor employee activities B. To discover weaknesses before attackers do C. To reduce hardware costs D. To encrypt sensitive data Answer: B Explanation: Vulnerability scanning helps organizations identify and address security weaknesses before malicious actors can exploit them. Question 15: Which of the following is a key step in a vulnerability assessment process? A. Incident containment B. Threat actor profiling C. Vulnerability prioritization based on risk D. Physical site access control Answer: C Explanation: Prioritizing vulnerabilities based on risk allows organizations to focus remediation on the most critical issues first. Question 16: What is a major benefit of using automated vulnerability assessment tools? A. They eliminate the need for human oversight B. They provide quick, consistent scans across systems C. They guarantee that all vulnerabilities are fixed D. They secure physical assets automatically Answer: B Explanation: Automation speeds up the scanning process and helps maintain consistency, though human analysis is still required. Question 17: Which technique is most commonly used to analyze network traffic for potential vulnerabilities? A. Packet sniffing B. Password cracking C. Social engineering D. Data encryption Answer: A Explanation: Packet sniffing allows security analysts to capture and analyze network traffic to detect anomalies or potential vulnerabilities.
Question 18: In the context of asset management, why is it critical to identify critical infrastructure? A. To reduce marketing costs B. To focus security controls on the most important assets C. To improve software usability D. To streamline payroll processing Answer: B Explanation: Knowing which assets are critical allows organizations to allocate resources effectively and secure those assets with higher priority. Question 19: What is the primary purpose of a security control assessment? A. To evaluate the efficiency of a company’s marketing strategy B. To determine if security controls are correctly implemented and effective C. To design new software features D. To manage inventory levels Answer: B Explanation: Security control assessments ensure that the controls in place are both configured properly and operating as intended. Question 20: Which of the following is an example of a detective security control? A. Firewalls B. Intrusion detection systems (IDS) C. Antivirus software that prevents execution D. Patch management systems Answer: B Explanation: Detective controls like IDS are designed to identify and alert on suspicious activities, rather than prevent them. Question 21: Which of these best illustrates the concept of “defense-in-depth”? A. Using a single firewall to secure a network B. Implementing multiple layers of security controls C. Outsourcing all security operations D. Relying solely on antivirus software Answer: B Explanation: Defense-in-depth uses multiple security layers so that if one control fails, others still provide protection. Question 22: Which vulnerability scanning technique focuses on external network exposures? A. Internal scanning B. External scanning
Answer: B Explanation: A vulnerability scanner is designed to automatically detect security weaknesses in networked systems. Question 27: In the context of threat intelligence, what are TTPs? A. Technical transfer protocols B. Tactics, Techniques, and Procedures C. Time-tested practices D. Terminal threat points Answer: B Explanation: TTPs describe the patterns and methods used by threat actors to execute their attacks, providing insight into their modus operandi. Question 28: What is a key characteristic of operational threat intelligence? A. Long-term strategic planning B. Daily actionable information for security operations C. Historical data analysis D. Financial forecasting Answer: B Explanation: Operational threat intelligence provides near-term, actionable details that can be used to protect against imminent threats. Question 29: Which element is not typically part of a vulnerability remediation process? A. Patching B. Reconfiguring systems C. Ignoring low-risk findings D. Disabling security features Answer: D Explanation: Disabling security features would worsen security; remediation involves strengthening controls, not removing them. Question 30: Which process involves reviewing system configurations to ensure security controls are properly set? A. Asset management B. Security control assessment C. Patch deployment D. Penetration testing Answer: B Explanation: Security control assessments review configurations to verify that controls are effective and in compliance with policies.
Question 31: In threat intelligence, what role do “feeds” play? A. They provide curated, real-time data about emerging threats B. They secure user endpoints C. They replace encryption protocols D. They manage patch distribution Answer: A Explanation: Threat intelligence feeds deliver timely information about vulnerabilities, IOCs, and attack patterns, aiding security teams in proactive defense. Question 32: Which phase of the incident response lifecycle focuses on preparing policies, plans, and resources? A. Detection B. Containment C. Preparation D. Recovery Answer: C Explanation: The preparation phase involves establishing incident response plans, training, and resource allocation before an incident occurs. Question 33: During an incident response, what is the primary goal of the detection phase? A. Eradicating threats B. Identifying indicators of a potential incident C. Conducting a full forensic analysis D. Restoring operations Answer: B Explanation: The detection phase focuses on recognizing signs of a potential incident through monitoring and alert correlation. Question 34: Which of the following best describes the containment phase? A. Developing a recovery plan B. Preventing the spread of an incident to minimize damage C. Documenting the incident for future reference D. Collecting financial data Answer: B Explanation: Containment is aimed at isolating the incident to limit its impact on other systems or networks. Question 35: What is the significance of establishing a chain of custody in digital forensics? A. It speeds up the patch management process B. It ensures the integrity and admissibility of evidence C. It enhances encryption algorithms D. It improves system performance
B. Identifying lessons learned to improve future responses C. Reducing the number of IT staff D. Eliminating all future threats Answer: B Explanation: A post-incident review allows organizations to analyze what went wrong and refine their incident response procedures accordingly. Question 41: Which phase of the incident response lifecycle involves coordinating with law enforcement or regulatory bodies? A. Preparation B. Detection C. Communication D. Recovery Answer: C Explanation: Incident communication often requires engaging external entities to comply with legal and regulatory requirements. Question 42: Which of the following is an example of a technical control used during incident response? A. Employee training B. Firewall rule modifications C. Annual budgeting D. Marketing communications Answer: B Explanation: Technical controls, such as modifying firewall rules, are applied during an incident to help contain and eradicate threats. Question 43: What is the primary role of forensic imaging in an incident response process? A. To improve system speed B. To create a bit-for-bit copy of a storage device for analysis C. To encrypt user data D. To schedule maintenance windows Answer: B Explanation: Forensic imaging captures an exact copy of digital evidence to preserve it for detailed analysis without altering the original data. Question 44: Which incident response phase is most concerned with learning from the event to improve future security measures? A. Preparation B. Lessons Learned C. Containment D. Detection
Answer: B Explanation: The lessons learned phase reviews the incident to identify weaknesses and update security strategies, helping to prevent recurrence. Question 45: In an incident response scenario, what is the most effective method to initially identify suspicious network behavior? A. Physical inspection of servers B. Log analysis and correlation C. Manual code review D. Reviewing marketing emails Answer: B Explanation: Analyzing logs from various sources and correlating alerts can quickly highlight unusual or suspicious network activities. Question 46: Which of the following best describes the concept of “incident escalation”? A. Downgrading minor issues B. Increasing the severity and response level when needed C. Outsourcing all technical support D. Reducing system privileges Answer: B Explanation: Incident escalation involves raising the issue to higher levels of management or expertise when the incident exceeds initial response capabilities. Question 47: Which phase of incident response typically involves restoring system functionality and services? A. Detection B. Containment C. Recovery D. Preparation Answer: C Explanation: Recovery is focused on returning systems to normal operation after an incident has been contained and eradicated. Question 48: Why is it important to document incident timelines? A. To increase employee work hours B. To provide a detailed record for future analysis and legal purposes C. To justify higher IT spending D. To enhance encryption keys Answer: B Explanation: Detailed timelines help in understanding the progression of an incident and provide essential information for post-incident reviews and compliance.
B. Preserving the chain of custody C. Deleting old log files D. Rebooting all servers Answer: B Explanation: Maintaining a strict chain of custody ensures that digital evidence is preserved without alteration, which is crucial for investigations and legal proceedings. Question 54: What is a primary characteristic of an effective incident response plan? A. It is only shared with senior management B. It is detailed, practiced, and regularly updated C. It is developed once and never revised D. It focuses solely on hardware solutions Answer: B Explanation: An effective plan is comprehensive, routinely tested through drills, and updated as threats and environments evolve. Question 55: Which of the following would be considered part of forensic data collection? A. Manual system reboots B. Capturing volatile memory C. Adjusting user access rights D. Upgrading hardware components Answer: B Explanation: Collecting volatile memory is crucial in forensics since it can contain important evidence that is lost once the system is powered down. Question 56: Which tool is commonly used for capturing network traffic during an incident? A. Word processor B. Packet sniffer C. Spreadsheet software D. Email client Answer: B Explanation: Packet sniffers capture network traffic and are instrumental in analyzing suspicious activity during an incident. Question 57: In incident communication, which information is least likely to be shared externally? A. Technical details of the breach B. Employee personal information C. Steps taken to mitigate the incident D. Incident timelines
Answer: B Explanation: Protecting employee personal information is critical; sharing such details externally would violate privacy and could lead to further risks. Question 58: Which phase is most likely to involve “live” log analysis? A. Preparation B. Containment C. Detection D. Lessons Learned Answer: C Explanation: Live log analysis is crucial during the detection phase to quickly identify and understand potential incidents as they occur. Question 59: What is the key objective of the containment strategy? A. To ensure the incident is publicly disclosed B. To isolate affected systems and prevent further spread C. To upgrade all network devices D. To automate software updates Answer: B Explanation: Containment strategies aim to isolate and limit the impact of an incident, preventing further compromise. Question 60: What is a major factor in deciding whether to escalate an incident? A. The number of social media mentions B. The impact and potential damage to critical assets C. The time of day the incident occurs D. The type of hardware used Answer: B Explanation: Escalation decisions are based on the severity and potential impact on critical assets, ensuring appropriate resources are mobilized. Question 61: Which of the following best describes the “eradication” phase? A. Documenting the incident B. Removing all traces of the threat from the network C. Increasing firewall throughput D. Announcing the incident to customers Answer: B Explanation: Eradication involves eliminating the root cause of an incident by removing malware, closing exploited vulnerabilities, and ensuring no threat remnants remain. Question 62: Which incident response phase typically requires coordination with external agencies?
Answer: C Explanation: While user interface design may be important for usability, it is not a core element of an incident response plan compared to clearly defined roles, training, and communication. Question 67: Which practice is most effective for ensuring evidence is admissible in legal proceedings? A. Altering log files for clarity B. Documenting the chain of custody meticulously C. Sharing evidence on social media D. Relying on verbal reports only Answer: B Explanation: Meticulous documentation of the chain of custody ensures that evidence remains unaltered and admissible in court if needed. Question 68: Which of the following best defines “incident escalation”? A. Lowering the severity level of an event B. Increasing the response level based on the incident’s impact C. Automating threat intelligence D. Reducing the number of alerts Answer: B Explanation: Escalation is the process of involving higher-level resources and decision-makers when an incident’s impact exceeds initial response capabilities. Question 69: Which tool is most helpful in correlating alerts from multiple security devices during incident detection? A. Spreadsheet software B. Security Information and Event Management (SIEM) C. Video conferencing tool D. Web browser Answer: B Explanation: SIEM systems aggregate and analyze logs from various sources, enabling the correlation of alerts and quick identification of security incidents. Question 70: What is the primary focus during the “preparation” phase of incident response? A. Reactive threat elimination B. Establishing policies, training, and incident response tools C. Conducting forensic analysis D. Disabling outdated systems Answer: B Explanation: Preparation is about building and maintaining the necessary frameworks, policies, and training so that the organization is ready to respond effectively when an incident occurs.
Question 71: Which of the following best summarizes the importance of incident communication? A. It allows for faster product development B. It ensures that both internal and external stakeholders are informed and coordinated C. It decreases the number of necessary security tools D. It replaces the need for forensic analysis Answer: B Explanation: Effective incident communication ensures that everyone involved—from IT staff to external agencies—is aware of the incident and can work together to manage the response. Question 72: Which activity is typically performed during the “detection” phase of incident response? A. Removing malware B. Generating security alerts from log analysis C. Rebuilding system architectures D. Releasing press statements Answer: B Explanation: During detection, logs and alerts are analyzed in real time to identify signs of a security incident. Question 73: Which of the following is a characteristic of an effective incident response policy? A. It is static and never reviewed B. It includes regular testing and updates C. It is only communicated to IT personnel D. It eliminates the need for escalation procedures Answer: B Explanation: Regular testing and updates ensure that an incident response policy remains current with evolving threats and organizational changes. Question 74: Which aspect of incident response is directly aimed at reducing the impact of an incident once detected? A. Preparation B. Containment C. Lessons Learned D. Forensic imaging Answer: B Explanation: Containment focuses on isolating and limiting the spread of the incident to reduce overall impact on systems and data. Question 75: What is a common challenge in incident communication with external stakeholders?
C. An audit of financial records D. A marketing strategy session Answer: B Explanation: Post-incident reviews help organizations learn from each incident by analyzing what worked well and what needs improvement. Question 80: Which process ensures that all relevant information is gathered and secured before incident remediation? A. Patch management B. Forensic evidence collection C. User training D. Budget planning Answer: B Explanation: Collecting and securing forensic evidence before remediation preserves the integrity of data for further analysis and potential legal proceedings. Question 81: Which of the following best describes “incident containment”? A. Permanently removing all network devices B. Limiting the spread of an attack to prevent additional damage C. Increasing system downtime D. Upgrading to the latest hardware Answer: B Explanation: Containment is about isolating affected areas of the network to prevent an attack from spreading further. Question 82: Which phase directly follows incident detection in the incident response lifecycle? A. Recovery B. Containment C. Preparation D. Lessons Learned Answer: B Explanation: Once an incident is detected, containment measures are typically implemented immediately to limit further damage. Question 83: In incident response, why is it critical to have clearly defined roles? A. To improve marketing strategies B. To ensure an organized, efficient, and rapid response C. To reduce the number of required security tools D. To eliminate the need for incident documentation
Answer: B Explanation: Clear roles help avoid confusion during an incident, ensuring that all tasks are handled by the appropriate personnel. Question 84: What is one of the main challenges of correlating logs during a large-scale incident? A. Limited log storage space B. High volume and diversity of log sources C. Excessive encryption D. Overreliance on manual data entry Answer: B Explanation: Large-scale incidents generate enormous amounts of log data from various systems, making correlation complex and time-consuming. Question 85: Which practice is most important for improving the overall effectiveness of incident response? A. Ignoring low-level alerts B. Regularly testing and updating the response plan C. Outsourcing all security operations D. Relying solely on automated tools without human oversight Answer: B Explanation: Routine testing and plan updates ensure that incident response measures remain effective against evolving threats. Question 86: What is the purpose of an incident response playbook? A. To record system inventory only B. To provide step-by-step guidance for handling specific types of incidents C. To replace all human decision-making D. To manage financial audits Answer: B Explanation: Playbooks offer predefined procedures tailored to various incident scenarios, streamlining the response process. Question 87: Which of the following best describes a “zero-day” vulnerability in an incident context? A. A vulnerability that is well known and patched B. An unknown vulnerability that is exploited before a patch is available C. A vulnerability that affects only physical hardware D. A vulnerability that is used for performance optimization Answer: B Explanation: Zero-day vulnerabilities are those that attackers exploit before developers have had a chance to issue a remedy.
