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NEW QUESTION # 40
Michael, a threat analyst, works in an organization named TechTop, was asked to conduct a cyber-threat intelligence analysis. After obtaining information regarding threats, he has started analyzing the information and understanding the nature of the threats.
What stage of the cyber-threat intelligence is Michael currently in?
- A. Unknown unknowns
- B. Unknowns unknown
- C. Known knowns
- D. Known unknowns
Answer: D
Explanation:
The "known unknowns" stage in cyber-threat intelligence refers to the phase where an analyst has identified threats but the specific details, implications, or full nature of these threats are not yet fully understood.
Michael, in this scenario, has obtained information on threats and is in the process of analyzing this information to understand the nature of the threats better. This stage involves analyzing the known data to uncover additional insights and fill in the gaps in understanding, thereby transitioning the "unknowns" into
"knowns." This phase is critical in threat intelligence as it helps in developing actionable intelligence by deepening the understanding of the threats faced.References:
* "Intelligence Analysis: A Target-Centric Approach," by Robert M. Clark
* "Structured Analytic Techniques for Intelligence Analysis," by Richards J. Heuer Jr. and Randolph H.
Pherson
NEW QUESTION # 41
Smith employs various malware detection techniques to thoroughly examine the network and its systems for suspicious and malicious malware files. Among all techniques, which one involves analyzing the memory dumps or binary codes for the traces of malware?
- A. Static analysis
- B. Live system
- C. Dynamic analysis
- D. Intrusion analysis
Answer: A
Explanation:
Static analysis involves examining the malware's memory dumps or binary codes without executing the code.
This technique is used to find traces of malware by analyzing the code to understand its purpose, functionality, and potential impact. Static analysis allows for the identification of malicious signatures, strings, or other indicators of compromise within the malware's code. This method is contrasted with dynamic analysis, which studies the malware's behavior during execution, live system analysis, which examines running systems, and intrusion analysis, which focuses on detecting and analyzing breaches.
NEW QUESTION # 42
QualTech Solutions is a leading security services enterprise. Dickson, who works as an incident responder with this firm, is performing a vulnerability assessment to identify the security problems in the network by using automated tools for identifying the hosts, services, and vulnerabilities in the enterprise network. In the above scenario, which of the following types of vulnerability assessment is Dickson performing?
- A. Active assessment
- B. Internal assessment
- C. Passive assessment
- D. External assessment
Answer: A
Explanation:
In the scenario described, Dickson is performing an active assessment. This type of vulnerability assessment involves using automated tools to actively scan and probe the network for identifying hosts, services, and vulnerabilities. Unlike passive assessments, which rely on monitoring network traffic without direct interaction with the targets, active assessments engage directly with the network infrastructure to discover vulnerabilities, misconfigurations, and other security issues by sending data to systems and analyzing the responses. This approach provides a more immediate and detailed view of the security posture but can also generate detectable traffic that might be noticed by defensive systems or affect the performance of live systems.
References:The CREST CPTIA curriculum by EC-Council includes discussions on various methods of conducting vulnerability assessments, highlighting the differences between active and passive techniques, as well as the contexts in which each is most appropriately used.
NEW QUESTION # 43
Ren is assigned to handle a security incident of an organization. He is tasked with forensics investigation to find the evidence needed by the management. Which of the following steps falls under the investigation phase of the computer forensics investigation process?
- A. Secure the evidence
- B. Setup a computer forensics lab
- C. Risk assessment
- D. Evidence assessment
Answer: D
Explanation:
Evidence assessment is a critical step in the investigation phase of the computer forensics process. This step involves evaluating the evidence collected to determine its relevance and significance to the case at hand. It includes analyzing the secured data to identify what information can be used as evidence, its integrity, and how it can be related to the security incident. This phase is pivotal as it helps in building a coherent understanding of the incident and in establishing facts that can be presented in management reports or legal proceedings.
References:The Certified Incident Handler (CREST CPTIA) by EC-Council includes a comprehensive discussion on the computer forensics investigation process, detailing steps from securing evidence to analyzing and assessing it within the context of an investigation.
NEW QUESTION # 44
For analyzing the system, the browser data can be used to access various credentials.
Which of the following tools is used to analyze the history data files in Microsoft Edge browser?
- A. MZCacheView
- B. MZHistoryView
- C. BrowsingHistoryView
- D. ChromeHistoryView
Answer: C
Explanation:
BrowsingHistoryView is a tool designed to collect and analyze history data from various web browsers, including Microsoft Edge. It allows users to view the browsing history stored by their browsers in one unified interface. This includes URLs visited, page titles, visit times, and the number of visits to each page. While ChromeHistoryView is specific to Google Chrome, BrowsingHistoryView supports multiple browsers, making it versatile for analyzing history data across different platforms. MZCacheView and MZHistoryView do not exist as tools recognized for this purpose in the context of Microsoft Edge or other browser history analysis.References:Incident Handler (CREST CPTIA) courses and study guides emphasize the importance of using digital forensic tools, such as BrowsingHistoryView, for analyzing web browser data during investigations.
NEW QUESTION # 45
Alexis works as an incident responder at XYZ organization. She was asked to identify and attribute the actors behind an attack that occurred recently. For this purpose, she is performing a type of threat attribution that deals with the identification of a specific person, society, or country sponsoring a well-planned and executed intrusion or attack on its target. Which of the following types of threat attributions is Alexis performing?
- A. True attribution
- B. Intrusion set attribution
- C. Nation-state attribution
- D. Campaign attribution
Answer: C
Explanation:
Nation-state attribution involves identifying a specific country or government as the sponsor behind a cyber- attack or intrusion. This type of threat attribution is focused on determining the involvement of state actors in cyber operations against specific targets, which often involves sophisticated, well-planned, and executed cyber campaigns. Alexis's efforts to identify and attribute the actors behind the attack to a specific nation-state fall under this category, as she seeks to uncover the geopolitical motives and the extent of state sponsorship behind the incident. Nation-state attribution requires analyzing a variety of indicators, including technical evidence, tactics, techniques, and procedures (TTPs), and contextual intelligence. This is distinct from campaign attribution, which focuses on linking attacks to a specific campaign or operation, true attribution, which aims at identifying the actual individuals behind an attack, and intrusion set attribution, which involves attributing a set of malicious activities to a particular threat actor orgroup.References:The Incident Handler (CREST CPTIA) certification program includes discussions on various types of threat attributions, highlighting the challenges and methodologies involved in attributing cyber-attacks to specific actors, including nation-states.
NEW QUESTION # 46
Bob, an incident responder at CyberTech Solutions, is investigating a cybercrime attack occurred in the client company. He acquired the evidence data, preserved it, and started performing analysis on acquired evidentiary data to identify the source of the crime and the culprit behind the incident.
Identify the forensic investigation phase in which Bob is currently in.
- A. Investigation phas
- B. Vulnerability assessment phase
- C. Pre-investigation phase
- D. Post-investigation phase
Answer: A
Explanation:
Bob is in the Investigation phase of the forensic investigation process. This phase involves the detailed examination and analysis of the collected evidence to identify the source of the crime and the perpetrator behind the incident. It is a crucial step that follows the acquisition and preservation of evidence, where the incident responder applies various techniques and methodologies to analyze the evidentiary data. This analysis aims to uncover how the cybercrime was committed, trace the activities of the culprit, and gather actionable intelligence to support legal actions and prevent future incidents.References:The CREST materials discuss the stages of a forensic investigation, emphasizing the investigation phase as the point at which the incident responder analyzes evidence to draw conclusions about the incident's specifics.
NEW QUESTION # 47
James is working as an incident responder at CyberSol Inc. The management instructed James to investigate a cybersecurity incident that recently happened in the company. As a part of the investigation process, James started collecting volatile information from a system running on Windows operating system.
Which of the following commands helps James in determining all the executable files for running processes?
- A. netstat -ab
- B. top
- C. cate A &. time ,/t
- D. doskey/history
Answer: A
Explanation:
Thenetstat -abcommand is useful in Windows operating systems for displaying all connections and listening ports, along with the executable involved in creating each connection or listening port. This can be particularly valuable for an incident responder like James when attempting to determine which processes are running on a system and how they are communicating over the network. This information can help identify malicious processes, unauthorized connections, or other signs of compromise on the system. Whilenetstat -ab does not exclusively list executable files for running processes, it ties processes to network activity, which is a critical part of collecting volatile information during a cybersecurity incident investigation.
References:The Certified Incident Handler (CREST CPTIA) course by EC-Council covers various commands and tools that can be used to collect volatile data from systems as part of incident response activities, highlighting the importance of understanding network connections and the processes responsible for them.
NEW QUESTION # 48
Which of the following options describes common characteristics of phishing emails?
- A. Urgency, threatening, or promising subject lines
- B. Sent from friends or colleagues
- C. Written in French
- D. No BCC fields
Answer: A
Explanation:
Phishing emails often share common characteristics designed to manipulate the recipient into taking immediate action. One of the hallmark features is the use of urgency, threatening language, or promising subject lines in the emails. These tactics are intended to create a sense of urgency or fear, compelling the recipient to respond quickly without giving due consideration to the legitimacy of the email. Phishing emails may claim that the recipient's account has been compromised, that they need to confirm personal information immediately, or that they have won a prize. The goal is to trick the recipient into clicking on malicious links, opening attachments, or providing sensitive information.
References:The Certified Incident Handler (CREST CPTIA) program by EC-Council covers the identification and handling of phishing incidents, including the analysis of phishing emails and the importance of educating users on recognizing and responding to phishing attempts.
NEW QUESTION # 49
Which of the following components refers to a node in the network that routes the traffic from a workstation to external command and control server and helps in identification of installed malware in the network?
- A. Network interface card (NIC)
- B. Repeater
- C. Gateway
- D. Hub
Answer: C
Explanation:
A gateway in a network functions as a node that routes traffic between different networks, such as from a local network to the internet. In the context of cyber threats, a gateway can be utilized to monitor and control the data flow to and from the network, helping in the identification and analysis of malware communications, including traffic to external command and control (C2) servers. This makes it an essential component in detecting installed malware within a network by observing anomalies or unauthorized communications at the network's boundary. Unlike repeaters, hubs, or network interface cards (NICs) that primarily facilitate network connectivity without analyzing the traffic, gateways can enforce security policies and detect suspicious activities.References:
* "Network Security Basics," Security+ Guide to Network Security Fundamentals
* "Malware Command and Control Channels: A Journey," SANS Institute InfoSec Reading Room
NEW QUESTION # 50
Which of the following is not called volatile data?
- A. Creation dates of files
- B. Open sockets er open ports
- C. State of the network interface
- D. The dale a no Lime of the system
Answer: A
Explanation:
Volatile data refers to information that is stored temporarily and is lost when a computer is turned off or restarted, such as RAM contents, including open sockets and open ports, the date and time of the system, and the state of the network interface. The creation dates of files, however, are considered non-volatile data because they are preserved on the hard drive and remain available after the system is restarted or turned off.
Non-volatile data is stored on persistent storage mediums like hard drives, SSDs, and magnetic tapes, where it remains until it is deleted or overwritten.References:The Incident Handler (CREST CPTIA) certification emphasizes the distinction between volatile and non-volatile data in the context of digital forensics and incident response, highlighting the importance of understanding what data may be lost upon system shutdown and what data persists.
NEW QUESTION # 51
In which of the following forms of bulk data collection are large amounts of data first collected from multiple sources in multiple formats and then processed to achieve threat intelligence?
- A. Hybrid form
- B. Production form
- C. Unstructured form
- D. Structured form
Answer: C
Explanation:
In the context of bulk data collection for threat intelligence, data is often initially collected in an unstructured form from multiple sources and in various formats. This unstructured data includes information from blogs, news articles, threat reports, social media, and other sources that do not follow a specific structure or format.
The subsequent processing of this data involves organizing, structuring, and analyzing it to extract actionable threat intelligence. This phase is crucial for turning vast amounts of disparate data into coherent, useful insights for cybersecurity purposes.References:
* "The Role of Unstructured Data in Cyber Threat Intelligence," by Jason Trost, Anomali
* "Turning Unstructured Data into Cyber Threat Intelligence," by Giorgio Mosca, IEEE Xplore
NEW QUESTION # 52
Lizzy, an analyst, wants to recognize the level of risks to the organization so as to plan countermeasures against cyber attacks. She used a threat modelling methodology where she performed the following stages:
Stage 1: Build asset-based threat profiles
Stage 2: Identify infrastructure vulnerabilities
Stage 3: Develop security strategy and plans
Which of the following threat modelling methodologies was used by Lizzy in the aforementioned scenario?
- A. OCTAVE
- B. TRIKE
- C. VAST
- D. DREAD
Answer: A
Explanation:
The threat modeling methodology employed by Lizzy, which involves building asset-based threat profiles, identifying infrastructure vulnerabilities, and developing security strategies and plans, aligns with the OCTAVE (Operationally Critical Threat, Asset, and Vulnerability Evaluation) methodology. OCTAVE focuses on organizational risk and security practices, emphasizing self-directed risk assessments to identify and prioritize threats to organizational assets and develop appropriate security strategies and plans. This methodology is asset-driven and revolves around understanding critical assets, identifying threats to those assets, and assessing vulnerabilities, leading to the development of a comprehensive security strategy.
References:
* The CERT Guide to System and Network Security Practices by Julia H. Allen
* "OCTAVE Method Implementation Guide Version 2.0," Carnegie Mellon University, Software Engineering Institute
NEW QUESTION # 53
Mr. Smith is a lead incident responder of a small financial enterprise having few branches in Australia. Recently, the company suffered a massive attack losing USD 5 million through an inter-banking system. After in-depth investigation on the case, it was found out that the incident occurred because 6 months ago the attackers penetrated the network through a minor vulnerability and maintained the access without any user being aware of it. Then, he tried to delete users' fingerprints and performed a lateral movement to the computer of a person with privileges in the inter-banking system.
Finally, the attacker gained access and did fraudulent transactions.
Based on the above scenario, identify the most accurate kind of attack.
- A. Denial-of-service attack
- B. APT attack
- C. Phishing
- D. Ransomware attack
Answer: B
Explanation:
The scenario described fits the characteristics of an Advanced Persistent Threat (APT) attack. APTs are sophisticated, stealthy, and continuous computer hacking processes often orchestratedby groups targeting a specific entity. These attackers penetrate the network through vulnerabilities, maintain access without detection, and achieve their objectives, such as data exfiltration or financial theft, over an extended period.
The fact that attackers exploited a minor vulnerability, maintained access for six months, and performed lateral movements to access critical systems for fraudulent transactions highlights the strategic planning and persistence typical of APT attacks.References:Incident Handler (CREST CPTIA) certification materials discuss APTs in detail, including their methodologies, objectives, and the importance of comprehensive security strategies to detect and mitigate such threats.
NEW QUESTION # 54
Which of the following best describes an email issued as an attack medium, in which several messages are sent to a mailbox to cause overflow?
- A. Spoofing
- B. Email-bombing
- C. Smurf attack
- D. Masquerading
Answer: B
Explanation:
Email-bombing refers to the attack where the attacker sends a massive volume of emails to a specific email address or mail server in order to overflow the mailbox or overwhelm the server, potentially causing it to fail or deny service to legitimate users. This attack can disrupt communications and, in some cases, lead to the targeted email account being disabled. Masquerading involves pretending to be another legitimate user, spoofing is the creation of emails (or other communications) with a forged sender address, and a smurf attack is a specific type of Distributed Denial of Service (DDoS) attack that exploits Internet Protocol (IP) and Internet Control Message Protocol (ICMP) to flood a target with traffic. Email-bombing specifically targets email services with the goal of causing disruption by overflowing inboxes.References:CREST CPTIA courses and study guides often include discussions on various attack vectors used by cybercriminals, including email- based threats and their impact on organizational security.
NEW QUESTION # 55
An analyst wants to disseminate the information effectively so that the consumers can acquire and benefit out of the intelligence.
Which of the following criteria must an analyst consider in order to make the intelligence concise, to the point, accurate, and easily understandable and must consist of a right balance between tables, narrative, numbers, graphics, and multimedia?
- A. The right order
- B. The right presentation
- C. The right time
- D. The right content
Answer: B
Explanation:
For intelligence to be effectively disseminated and utilized by consumers, it must be presented in a manner that is concise, accurate, easily understandable, and engaging. This involves a careful balance of narrative, numerical data, tables, graphics, and potentially multimedia elements to convey the information clearly and compellingly. The right presentation takes into account the preferences and needs of the intelligence consumers, as well as the context andurgency of the information. By focusing on how the intelligence is presented, the analyst ensures that the content is not only consumed but also actionable, facilitating informed decision-making.
NEW QUESTION # 56
During the vulnerability assessment phase, the incident responders perform various steps as below:
1. Run vulnerability scans using tools
2. Identify and prioritize vulnerabilities
3. Examine and evaluate physical security
4. Perform OSINT information gathering to validate the vulnerabilities
5. Apply business and technology context to scanner results
6. Check for misconfigurations and human errors
7. Create a vulnerability scan report
Identify the correct sequence of vulnerability assessment steps performed by the incident responders.
- A. 1-->3-->2-->4-->5-->6-->7
- B. 4-->1-->2-->3-->6-->5-->7
- C. 3-->6-->1-->2-->5-->4-->7
- D. 2-->1-->4-->7-->5-->6-->3
Answer: B
Explanation:
The correct sequence of steps performed by incident responders during the vulnerability assessment phase is as follows:
* Perform OSINT information gathering to validate the vulnerabilities (4):Initially, Open Source Intelligence (OSINT) is used to gather information about the organization's digital footprint and potential vulnerabilities.
* Run vulnerability scans using tools (1):Next, specialized tools are employed to scan the organization's networks and systems for vulnerabilities.
* Identify and prioritize vulnerabilities (2):The identified vulnerabilities are then analyzed and prioritized based on their severity and potential impact on the organization.
* Examine and evaluate physical security (3):Physical security assessments are also crucial as they can impact the overall security posture and protection of digital assets.
* Check for misconfigurations and human errors (6):This step involves looking for misconfigurations in systems and networks, as well as potential human errors that could lead to vulnerabilities.
* Apply business and technology context to scanner results (5):The results from the scans are evaluated within the context of the business and its technology environment to accurately assess risks.
* Create a vulnerability scan report (7):Finally, a comprehensive report is created, detailing the vulnerabilities, their severity, and recommended mitigation strategies.
This sequence ensures a thorough assessment, prioritizing vulnerabilities that pose the greatest risk and providing actionable insights for mitigation.References:CREST CPTIA courses and study guides elaborate on the vulnerability assessment process, detailing the steps involved in identifying, evaluating, and addressing security vulnerabilities within an organization's IT infrastructure.
NEW QUESTION # 57
Which of the following tools helps incident responders effectively contain a potential cloud security incident and gather required forensic evidence?
- A. CloudPassage Quarantine
- B. Alert Logic
- C. Cloud Passage Halo
- D. Qualys Cloud Platform
Answer: C
Explanation:
Cloud Passage Halo is a security platform designed to provide comprehensive visibility and protection for cloud environments, making it an effective tool for incident responders dealing with potential cloud security incidents. It offers capabilities for detecting, responding to, and containing threats across public, private, and hybrid cloud environments. With features like automated security policies, compliance monitoring, and threat detection, Cloud Passage Halo enables incident responders to quickly contain incidents and gather the required forensic evidence to investigate the scope and impact of a breach or security issue. Tools like Alert Logic and Qualys Cloud Platform also provide security and compliance solutions for cloud environments, but Cloud Passage Halo is specifically recognized for its robust incident response and containment capabilities.
References:The Incident Handler (CREST CPTIA) certification materials and courses discuss various tools and technologies that support cloud security incident response, including the role of platforms like Cloud Passage Halo in effective incident management.
NEW QUESTION # 58
What is the correct sequence of steps involved in scheduling a threat intelligence program?
1. Review the project charter
2. Identify all deliverables
3. Identify the sequence of activities
4. Identify task dependencies
5. Develop the final schedule
6. Estimate duration of each activity
7. Identify and estimate resources for all activities
8. Define all activities
9. Build a work breakdown structure (WBS)
- A. 1-->2-->3-->4-->5-->6-->7-->8-->9
- B. 1-->2-->3-->4-->5-->6-->9-->8-->7
- C. 1-->9-->2-->8-->3-->7-->4-->6-->5
- D. 3-->4-->5-->2-->1-->9-->8-->7-->6
Answer: C
Explanation:
The correct sequence for scheduling a threat intelligence program involves starting with the foundational steps of defining the project scope and objectives, followed by detailed planning and scheduling of tasks. The sequence starts with reviewing the project charter (1) to understand the project's scope, objectives, and constraints. Next, building a Work Breakdown Structure (WBS) (9) helps in organizing the team's work into manageable sections. Identifying all deliverables (2) clarifies the project's outcomes. Defining all activities (8) involves listing the tasks required to produce the deliverables. Identifying the sequence of activities (3) and estimating resources (7) and task dependencies (4) sets the groundwork for scheduling. Estimating the duration of each activity (6) is critical before developing the final schedule (5), which combines all these elements into a comprehensive plan. This approach ensures a structured and methodical progression from project initiation to execution.References:
* "A Guide to the Project Management Body of Knowledge (PMBOK Guide)," Project Management Institute
* "Cyber Intelligence-Driven Risk," by Intel471
NEW QUESTION # 59
Bob, a threat analyst, works in an organization named TechTop. He was asked to collect intelligence to fulfil the needs and requirements of the Red Tam present within the organization.
Which of the following are the needs of a RedTeam?
- A. Intelligence that reveals risks related to various strategic business decisions
- B. Intelligence on latest vulnerabilities, threat actors, and their tactics, techniques, and procedures (TTPs)
- C. Intelligence related to increased attacks targeting a particular software or operating system vulnerability
- D. Intelligence extracted latest attacks analysis on similar organizations, which includes details about latest threats and TTPs
Answer: B
Explanation:
Red Teams are tasked with emulating potential adversaries to test and improve the security posture of an organization. They require intelligence on the latest vulnerabilities, threat actors, and their TTPs to simulate realistic attack scenarios and identify potential weaknesses in the organization's defenses. This information helps Red Teams in crafting their attack strategies to be as realistic and relevant as possible, thereby providing valuable insights into how actual attackers might exploit the organization's systems. This need contrasts with the requirements of other teams or roles within an organization, such as strategic decision-makers, who might be more interested in intelligence relatedto strategic risks or Blue Teams, which focus on defending against and responding to attacks.References:
* Red Team Field Manual (RTFM)
* MITRE ATT&CK Framework for understanding threat actor TTPs
NEW QUESTION # 60
Jason is an incident handler dealing with malware incidents. He was asked to perform memory dump analysis in order to collect the information about the basic functionality of any program. As a part of his assignment, he needs to perform string search analysis to search for the malicious string that could determine harmful actions that a program can perform. Which of the following string-searching tools Jason needs to use to do the intended task?
- A. Dependency Walker
- B. Process Explorer
- C. BinText
- D. PEView
Answer: C
Explanation:
BinText is a lightweight text extraction tool that can be used to perform string search analysis within binary files. This functionality is crucial for incident handlers like Jason, who are tasked with analyzing memory dumps for malicious activity or indicators of compromise. By searching for specific strings or patterns that are known to be associated with malware, BinText helps in identifying potentially harmful actions that a program could perform, thus aiding in the investigation of malware incidents.
References:Memory dump analysis and string search techniques are important skills covered in the CREST CPTIA curriculum, emphasizing the use of tools like BinText to aid in the forensic analysis of malware- infected systems.
NEW QUESTION # 61
Which of the following port scanning techniques involves resetting the TCP connection between client and server abruptly before completion of the three-way handshake signals, making the connection half-open?
- A. Null scan
- B. Full connect scan
- C. Xmas scan
- D. Stealth scan
Answer: D
Explanation:
The port scanning technique that involves resetting the TCP connection between the client and server abruptly before the completion of the three-way handshake, thereby leaving the connection half-open, is known as a Stealth scan (also referred to as a SYN scan). This technique allows the scanner to inquire about the status of a port without establishing a full TCP connection, making the scan less detectible to intrusion detection systems and less likely to be logged by the target. It's a method used to discreetly discover open ports on a target machine without establishing a full connection that would be visible in logs.References:CREST materials often cover different types of network scanning techniques, including Stealth scans, explaining their methodologies, purposes, and how they can be detected or mitigated.
NEW QUESTION # 62
Mr. Bob, a threat analyst, is performing analysis of competing hypotheses (ACH). He has reached to a stage where he is required to apply his analysis skills effectively to reject as many hypotheses and select the best hypotheses from the identified bunch of hypotheses, and this is done with the help of listed evidence. Then, he prepares a matrix where all the screened hypotheses are placed on the top, and the listed evidence for the hypotheses are placed at the bottom.
What stage of ACH is Bob currently in?
- A. Refinement
- B. Inconsistency
- C. Evidence
- D. Diagnostics
Answer: A
Explanation:
In the Analysis of Competing Hypotheses (ACH) process, the stage where Mr. Bob is applying analysis to reject hypotheses and select the most likely one based on listed evidence, followed by preparing a matrix with screened hypotheses and evidence, is known as the 'Refinement' stage. This stage involves refining the list of hypotheses by systematically evaluating the evidence against each hypothesis, leading to the rejection of inconsistent hypotheses and the strengthening of the most plausible ones. The preparation of a matrix helps visualize the relationship between each hypothesis and the available evidence, facilitating a more objective and structured analysis.References:
* "Psychology of Intelligence Analysis" by Richards J. Heuer, Jr., for the CIA's Center for the Study of Intelligence
* "A Tradecraft Primer: Structured Analytic Techniques for Improving Intelligence Analysis" by the CIA
NEW QUESTION # 63
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