Domain 4: Communication and Network Security

Practice questions and materials related to network architectures, secure network components, and communication security.

Practice Questions

Test your knowledge of Communication and Network Security concepts.

10 practice questions covering network architectures, secure network components, protocols, and communication security.

10 questions • Est. time: 15-20 mins

Key Concepts

Essential concepts for Domain 4

OSI model, TCP/IP model, and secure network design principles.

Firewalls, IDS/IPS, proxies, VPNs, and other security devices.

Encrypted protocols, secure remote access, and wireless security.

Common network attacks and appropriate countermeasures.

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