Security Monitoring and Auditing: Master Network Security

Question 1

What type of audit specifically evaluates adherence to established regulations and standards?

Accepted Answer

Compliance Audit

Answer

Operational Audit

Answer

Technical Audit

Answer

Financial Audit

Question 2

Which element of the CIA Triad ensures the accuracy and trustworthiness of information?

Accepted Answer

Integrity

Answer

Confidentiality

Answer

Availability

Answer

Reliability

Question 3

Which type of intrusion detection system relies on predefined signatures or patterns to identify suspicious activity?

Accepted Answer

Signature-based IDS

Answer

Host-based IDS

Answer

Network-based IDS

Answer

Anomaly-based IDS

Question 4

What is the primary purpose of conducting a vulnerability assessment?

Accepted Answer

Identifying weaknesses and potential security vulnerabilities in a system

Answer

Preventing unauthorized access to network resources

Answer

Detecting and responding to security incidents

Answer

Ensuring compliance with security policies and regulations

Question 5

What is the primary objective of security auditing?

Accepted Answer

To identify potential vulnerabilities and weaknesses

Answer

To ensure compliance with regulatory requirements

Answer

To monitor network traffic for suspicious activity

Answer

To perform penetration testing

Question 6

What is the main function of a security information and event management (SIEM) system?

Accepted Answer

To collect and aggregate security logs from multiple sources

Answer

To perform intrusion detection and prevention

Answer

To manage security patches and updates

Answer

To monitor network traffic in real-time

Question 7

What is the purpose of a vulnerability scanner in security auditing?

Accepted Answer

To identify potential vulnerabilities in network devices and systems

Answer

To perform penetration testing to exploit identified vulnerabilities

Answer

To monitor network traffic for suspicious activity

Answer

To manage security patches and updates

Question 8

What is the key difference between intrusion detection and intrusion prevention systems?

Accepted Answer

Intrusion detection alerts on potential threats, while intrusion prevention actively blocks them

Answer

Intrusion detection is passive, while intrusion prevention is active

Answer

Intrusion detection is more effective than intrusion prevention

Answer

There is no difference between the two

Question 9

Which of the following is **NOT** a benefit of using a security information and event management (SIEM) system?

Accepted Answer

Faster network performance

Answer

Centralized logging and monitoring

Answer

Detection and response to security threats

Answer

Improved regulatory compliance

Question 10

What is the **primary** goal of network security monitoring?

Accepted Answer

To detect and respond to security threats

Answer

To prevent all security breaches

Answer

To maintain network uptime

Answer

To ensure data confidentiality

Question 11

Which of the following tools can be used to monitor network traffic for **suspicious** activity?

Accepted Answer

Network intrusion detection systems (NIDS)

Answer

Host-based intrusion detection systems (HIDS)

Answer

Vulnerability scanners

Answer

Security event management systems

Question 12

What is the **purpose** of a security dashboard?

Accepted Answer

To provide a centralized view of security metrics

Answer

To generate security alerts

Answer

To store security logs

Answer

To manage security policies

Question 13

What is the **primary** role of incident responders in network security?

Accepted Answer

To investigate and mitigate security breaches

Answer

To monitor network traffic for suspicious activity

Answer

To conduct security audits and assessments

Answer

To develop security policies

Question 14

What is the purpose of security auditing in network security?

Accepted Answer

To examine network security controls for compliance, vulnerabilities, and security enhancement.

Answer

To monitor network traffic for real-time threat detection and response.

Answer

To analyze security logs for suspicious activity patterns.

Question 15

Which penetration testing technique simulates attacks from multiple locations to evaluate network defenses against dispersed threats?

Accepted Answer

Distributed penetration testing

Answer

White box testing

Answer

Black box testing

Answer

Gray box testing

Question 16

Identify and discuss the key challenges and limitations associated with implementing and maintaining effective security monitoring and auditing programs.

Accepted Answer

Insufficient resources and expertise.

Accepted Answer

Limited real-time visibility into security events.

Accepted Answer

Overwhelming volume of security data to analyze.

Accepted Answer

Difficulty in integrating monitoring and auditing tools.

Question 17

What is the correct order of steps for responding to a network security threat?

Accepted Answer

Gather information, assess impact, develop a plan, implement the plan, monitor results

Answer

Identify the threat, implement a response, monitor the results, gather information

Answer

Evaluate impact, plan a response, implement the plan, identify the threat

Answer

Monitor results, gather information, plan a response, implement the plan

Question 18

Which of the following is NOT a primary function of a Security Information and Event Management (SIEM) system?

Accepted Answer

Network filtering

Answer

Security information storage

Answer

Log aggregation and analysis

Answer

Threat detection and response

Question 19

What is the fundamental purpose of conducting a security audit?

Accepted Answer

To evaluate the effectiveness of existing security measures and identify potential vulnerabilities and risks

Answer

To generate reports for legal compliance purposes only

Answer

To identify and punish individuals responsible for security breaches

Answer

To install and configure new security software

Question 20

Which of the following is a significant benefit of deploying intrusion detection systems (IDS) in an organization's network?

Accepted Answer

Real-time monitoring and detection of suspicious network activity to prevent potential security incidents

Answer

Reducing the cost of network maintenance

Answer

Automatically resolving all security alerts

Answer

Eliminating the need for regular security audits

Question 21

When discussing the distinction between security incidents and security breaches, what is the key differentiating factor?

Accepted Answer

An incident involves an unsuccessful attempt to compromise a system, while a breach represents a successful compromise.

Answer

Incidents are solely caused by external attackers, whereas breaches can be caused by both internal and external threats.

Question 22

Which principle of security management emphasizes that users should have only the minimum necessary permissions to perform their assigned tasks?

Accepted Answer

Least privilege

Answer

Separation of duties

Answer

Zero trust

Question 23

In the context of network security, what is the primary responsibility of a firewall?

Accepted Answer

Examining incoming and outgoing network traffic and enforcing pre-defined security rules

Answer

Detecting and mitigating denial-of-service attacks

Answer

Scanning for malware and viruses

Question 24

Which category of logs commonly includes records of system events, user activities, and security alerts?

Accepted Answer

Security logs

Answer

Network logs

Answer

Financial logs

Answer

System performance logs

Question 25

What is the primary purpose of deploying a honeypot in a network security framework?

Accepted Answer

To serve as a decoy to attract potential attackers and gather intelligence about their techniques and objectives

Answer

To monitor and analyze network traffic

Answer

To block unauthorized access attempts

Question 26

Which component of a security framework outlines the steps and procedures for responding to security incidents effectively and efficiently?

Accepted Answer

Incident response plan

Answer

Business continuity plan

Answer

Security policy document

Answer

Risk assessment report

Question 27

What is the primary responsibility of a security administrator within an organization?

Accepted Answer

Managing and maintaining the overall security posture of the organization, including implementing and enforcing security policies and procedures

Answer

Providing technical support to end-users

Answer

Developing and implementing new software applications