1. Which type of attack overwhelms a system to make it unavailable to legitimate users?

Phishing Denial of Service (DoS) SQL Injection Packet Sniffing

2. Which protocol is used to secure web browsing on port 443?

SSH FTP HTTPS Telnet

3. What does the principle of "least privilege" mean in access control?

Giving users maximum access for convenience Giving users only the access they need to perform their job Removing all user access after hours Sharing passwords between trusted users

4. Which of the following is a layer of physical security?

Firewalls SSL Certificates Biometric access control Antivirus software

5. What does SIEM stand for?

Secure Internet Event Monitoring Security Information and Event Management System Intrusion and Error Management Software Integration and Encryption Module