1.8.3 Check Your Understanding – Network Security
1. Which attack slows down or crashes equipment and programs?
- Firewall
- Virus, worm, or Trojan horse
- Zero-day or Zero-hour
- Virtual Private Network (VPN)
- Denial of Service (DoS)
Explanation: A DoS attack slows down or crashes equipment and programs.
2. Which option creates a secure connection for remote workers?
- Firewall
- Virus, worm, or Trojan horse
- Zero-day or Zero-hour
- Virtual Private Network (VPN)
- Denial of Service (DoS)
Explanation: A VPN creates a secure connection for remote workers.
3. Which option blocks unauthorized access to your network?
- Firewall
- Virus, worm, or Trojan horse
- Zero-day or Zero-hour
- Virtual Private Network (VPN)
- Denial of Service (DoS)
Explanation: A firewall blocks unauthorized access to your network.
4. Which option describes a network attack that occurs on the first day that a vulnerability becomes known?
- Firewall
- Virus, worm, or Trojan horse
- Zero-day or Zero-hour
- Virtual Private Network (VPN)
- Denial of Service (DoS)
Explanation: A zero-day or zero-hour attack occurs on the first day that a vulnerability becomes known.
5. Which option describes malicious code running on user devices?
- Firewall
- Virus, worm, or Trojan horse
- Zero-day or Zero-hour
- Virtual Private Network (VPN)
- Denial of Service (DoS)
Explanation: A virus, worm, or Trojan horse is malicious code running on user devices.