Final answer:
SIEM tools can perform log management, intrusion detection, and virus scanning. Hence, options a, b and c are correct.
Step-by-step explanation:
SIEM (Security Information and Event Management) tools are used for managing security events and logs in order to detect and respond to security threats. Three tasks that can be performed using SIEM tools are:
- Log management: SIEM tools collect and analyze logs from various sources to help detect security incidents and monitor system activity.
- Intrusion detection: SIEM tools can identify and notify about unauthorized access attempts and other forms of intrusions.
- Virus scanning: SIEM tools can scan files and network traffic for malware and viruses to prevent attacks.