[2025年02月06日]GCTI認定ガイド問題と解答トレーニング
GCTI認定お試しセット最新GCTIのPDF問題集
質問 # 77
The Courses of Action Matrix is used primarily for what purpose in cyber threat intelligence?
Response:
- A. To prioritize and guide responses to identified threats
- B. To encrypt sensitive data
- C. To monitor network performance
- D. To store threat intelligence data
正解：A
質問 # 78
In intelligence analysis, what does the term "confirmation bias" refer to?
Response:
- A. The tendency to favor information that supports preexisting beliefs
- B. The preference for information that is most recent
- C. The tendency to overestimate the probability of events
- D. The tendency to focus on irrelevant data
正解：A
質問 # 79
Which two data points are commonly used in pivot analysis?
Response:
- A. Wi-Fi passwords
- B. IP addresses
- C. DNS records
- D. Internal employee schedules
正解：B、C
質問 # 80
What are key techniques used in analyzing gathered intelligence?
(Select 3)
Response:
- A. Intrusion detection
- B. Trend analysis
- C. Pattern recognition
- D. Correlation analysis
- E. Vulnerability scanning
正解：B、C、D
質問 # 81
A large corporation recently suffered a ransomware attack. The security team wants to ensure that lessons learned from the attack are applied to strengthen defenses. What steps should the team take to achieve this goal?
(Select three)
Response:
- A. Conduct a detailed post-incident analysis to identify gaps in security
- B. Ignore the attack if it was an isolated incident
- C. Regularly update intelligence sources to stay current with evolving threats
- D. Incorporate Indicators of Compromise (IOCs) into future threat detection efforts
- E. Use historical attack data to refine existing incident response plans
正解：A、C、D
質問 # 82
Which of the following practices is crucial for maintaining the integrity and reliability of stored threat intelligence data?
Response:
- A. Using proprietary file formats exclusively
- B. Regularly updating and patching data storage software
- C. Encrypting data during transmission only
- D. Minimizing the use of external data sources
正解：B
質問 # 83
How can "Tactics, Techniques, and Procedures" (TTPs) be useful in profiling cyber campaigns?
Response:
- A. They improve the speed of data transmission
- B. They identify software bugs
- C. They help in predicting future attack methods
- D. They simplify the user interface of security tools
正解：C
質問 # 84
Which tool is commonly used for pivot analysis in domain investigations?
Response:
- A. WHOIS
- B. Google Docs
- C. Photoshop
- D. Slack
正解：A
質問 # 85
Which of the following biases involves focusing too much on recent data and ignoring older, yet still relevant, information?
Response:
- A. Confirmation bias
- B. Anchoring bias
- C. Availability bias
- D. Recency bias
正解：D
質問 # 86
Which of the following is a key advantage of pivoting in cyber threat intelligence?
Response:
- A. It increases storage space
- B. It simplifies the encryption process
- C. It reduces the time needed for software updates
- D. It allows for a more comprehensive understanding of threat actors and their networks
正解：D
質問 # 87
How can intelligence analysts use data from network indicators effectively?
Response:
- A. By correlating the data with known threat patterns
- B. By restricting access to only a few analysts
- C. By focusing solely on encrypted traffic
- D. By ignoring outdated data
正解：A
質問 # 88
What is the primary benefit of sharing threat intelligence with external partners?
Response:
- A. It reduces the need for encryption
- B. It allows for collaborative defense against common threats
- C. It increases the speed of internal networks
- D. It improves user experience
正解：B
質問 # 89
What is a common use of YARA rules in malware analysis?
Response:
- A. Encrypting sensitive data
- B. Improving user interface design
- C. Analyzing network traffic
- D. Detecting and classifying malware based on patterns
正解：D
質問 # 90
What techniques can improve the effectiveness of intelligence assessments shared with executives?
(Choose Three)
Response:
- A. Linking intelligence to specific business decisions
- B. Detailed analysis of potential threats
- C. Executive summaries with key points
- D. Overloading with technical details
- E. Visual aids like charts and graphs
正解：A、C、E
質問 # 91
Which of the following is a key technique employed in analyzing cyber threat intelligence?
Response:
- A. Trend analysis
- B. Social engineering
- C. Data encryption
- D. Network segmentation
正解：A
質問 # 92
When performing pivot analysis, which sources of data are commonly used?
(Select 2)
Response:
- A. Social media profiles
- B. Threat intelligence feeds
- C. Physical security logs
- D. Weather reports
正解：A、B
質問 # 93
Which two tools are commonly used in performing pivot analysis for domain investigations?
Response:
- A. VirusTotal
- B. Microsoft Word
- C. Facebook
- D. PassiveTotal
正解：A、D
質問 # 94
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