200-201 Cisco Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) Free Practice Exam Questions (2026 Updated)

 The log in the exhibit is generated by an Intrusion Prevention System (IPS) or Intrusion Detection System (IDS). It contains information about a TCP connection attempt, including the source IP address, destination IP address, and other details related to the connection. The presence of “TCP MISS” indicates that the system detected an anomaly or potential threat during the connection attempt. References := Cisco Cybersecurity Operations Fundamentals

Rule-based detection involves identifying malicious activities based on predefined rules or patterns of known attacks; it does not adapt or change with new data. In contrast, behavioral detection adapts over time by learning from new data; it identifies malicious activities based on deviations from established norms or behaviors. References: CiscoCertified CyberOps Associate Overview, Section 1.0: Security Concepts, Subsection 1.1: Compare and contrast the characteristics of data obtained from taps, NetFlow, and packet capture)

A screenshot of a computer Description automatically generated

Windows Security Event ID 4625 is generated when an account fails to log on. When a SOC analyst observes a large number of Audit Failure events occurring in rapid succession, this is a strong indicator of a brute-force authentication attack.

Brute-force attacks involve repeatedly attempting different username and password combinations to gain unauthorized access to a system. These attacks commonly target Windows servers exposed to internal or external networks and often focus on privileged or commonly used accounts. The repeated failures shown in the exhibit indicate that authentication attempts are being made unsuccessfully over a short time period, which is abnormal for standard user behavior.

Option A is incorrect because the logs clearly show that Windows auditing is functioning correctly and recording failures. Option B is incorrect because normal Windows activity does not generate large volumes of failed authentication events in a short time frame. Option D is incorrect because a Denial-of-Service (DoS) attack targets system availability and resource exhaustion, not authentication mechanisms.

Cybersecurity operations documentation highlights failed login storms as one of the most common indicators of credential-based attacks. SIEM platforms are designed to alert analysts on such patterns because they often precede account compromise or lateral movement attempts.

Reflective XSS, also known as Non-Persistent XSS, occurs when an attacker sends a malicious script to a user through a web application, and the script is executed immediately in the user’s browser without being stored on the server. This type of attack is typically carried out by including the malicious script in a URL, which is then sent to the victim. When the victim clicks on the link, the script runs in their browser, reflecting the attacker’s actions without storing the payload for repeated use12. References: OWASP Foundation’s documentation on Cross-Site Scripting (XSS) provides detailed information on the different types of XSS attacks, including Reflective XSS

A threat is a possible danger that might exploit a vulnerability to breach the security and cause harm to an asset. An asset is anything of value that needs to be protected, such as data, systems, or networks. A vulnerability is a weakness or flaw in the security that can beexploited by a threat. An exploit is a piece of code or a technique that takes advantage of a vulnerability to compromise the security and perform malicious actions on an asset. References := Cisco Cybersecurity Operations Fundamentals, Module 1: Security Concepts, Lesson 1.1: The CIA Triad and Security Concepts, Topic 1.1.3: Threats, Vulnerabilities, and Exploits

When a company workstation is compromised, the stakeholders that must be involved are the ones who are responsible for the security incident response process. According to the table, these are Employee 4 (Security Operation Center Analyst), Employee 6 (Head of Network and Security Infrastructure Services), and Employee 7 (Technical Director). The other employees have different roles that are not directly related to the incident response process, such as accounting, financial management, or system administration. References := Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) v1.0, Module 1: Security Concepts, Lesson 1.4: Security Monitoring, Topic 1.4.1: Security Operations Center

The logs indicating multiple local TCP connection events are typically provided by a firewall. Firewalls are responsible for monitoring and controlling incoming and outgoing network traffic based on predetermined security rules, and they generate logs that detail such events, which can be used for further analysis and incident response. References := Cisco Cybersecurity Operations Fundamentals

The log in the exhibit is generated by a firewall. It shows a deny action taken on TCP traffic, specifying the source and destination addresses and ports, which is characteristic of firewall logs. Firewalls are designed to control incoming and outgoing network traffic based on predetermined security rules, and this log entry reflects the enforcement of such a rule.

References :=

Cisco’s official documentation on firewall technologies and their log formats.

A dictionary attack is a method used to break into a password-protected computer or server by systematically entering every word in a dictionary as a password. In the context of an authentication system that uses only 4-digit numeric passwords, a dictionary attack would involve trying all possible combinations of 4-digit numbers until the correct one is found.

Understanding Cisco Cybersecurity Operations Fundamentals (CBROPS) course materials discuss various attack methods, including dictionary attacks, and how they can be used to compromise networks

 In the incident response process, detection and analysis involve researching an attacking host through logs in a Security Information and Event Management (SIEM) system. This step helps in identifying, validating, and managing potential security incidents. References := Cisco CyberOps Associate - Module 3: Security Monitoring

Security operations teams must balance visibility, storage efficiency, and investigative speed when selecting long-term monitoring data sources. NetFlow is specifically designed to meet these requirements by providing summarized metadata about network traffic rather than capturing full packet contents.

NetFlow records information such as source and destination IP addresses, ports, protocols, byte counts, and timestamps. This allows analysts to quickly identify communication patterns, unusual data transfers, and the scope of an incident without storing large volumes of raw packet data. Because NetFlow stores metadata instead of payloads, it consumes significantly less storage space, making it suitable for long-term retention over periods such as 12 months.

SPAN ports and traffic mirroring continuously copy raw network traffic, which generates massive data volumes and requires substantial storage and processing resources. These methods are effective for short-term deep packet analysis but are not practical for long-term retention. Packet capture (.pcap) files provide the most detailed visibility but consume the most storage and are typically used only for targeted, short-duration investigations.

Cybersecurity operations documentation emphasizes NetFlow as a foundational telemetry source for incident scoping, threat hunting, and anomaly detection. It enables rapid identification of compromised hosts, data exfiltration paths, and lateral movement while maintaining storage efficiency.

Therefore, NetFlow is the most appropriate source of information given the stated requirements.

Defense-in-depth is a layered security strategy that aims to protect information and resources through multiple security measures.

One of its key principles is the concept of least privilege, which means providing users and systems with the minimum level of access necessary to perform their job functions.

By assigning only the necessary permissions, the attack surface is reduced, and the potential damage from a compromised account or system is minimized.

This principle helps in mitigating the risk of unauthorized access and limits the capabilities of an attacker if they gain access to an account.

References

Defense-in-Depth Strategy by NIST

Principle of Least Privilege in Cybersecurity

Layered Security Approach Explained

SQL injection is a type of injection attack where malicious SQL statements are inserted into an entry field for execution.

The primary way to prevent SQL injection is by validating and sanitizing user input. This involves checking the input for malicious content and ensuring it adheres to expected patterns.

Prepared statements (parameterized queries) are also highly effective, as they treat user input as data rather than executable code.

Implementing these practices ensures that any input received from users does not manipulate SQL queries in a harmful way.

References

OWASP SQL Injection Prevention Cheat Sheet

Best Practices for Input Validation and Sanitization

Secure Coding Guidelines

Full packet captures are essential for troubleshooting security and performance issues as they provide detailed information on network traffic (option B). They also allow for reassembling fragmented traffic from raw data, enabling analysts to review complete transactions or sessions (option C). References := Cisco Cybersecurity Operations Fundamentals - Module 3: Network Data and Event Analysis