200-901 · Question #90
Which device is a system that monitors and controls incoming and outgoing network traffic based on predetermined security rules?
The correct answer is C. Firewall. A firewall is a network security device that monitors and filters incoming and outgoing traffic based on predefined security rules. A switch connects devices within a LAN at Layer 2. A router forwards packets between networks at Layer 3. A load balancer distributes incoming…
Question
Which device is a system that monitors and controls incoming and outgoing network traffic based on predetermined security rules?
Options
- ASwitch
- BRouter
- CFirewall
- DLoad balancer
How the community answered
(43 responses)- A2% (1)
- C93% (40)
- D5% (2)
Explanation
A firewall is a network security device that monitors and filters incoming and outgoing traffic based on predefined security rules. A switch connects devices within a LAN at Layer 2. A router forwards packets between networks at Layer 3. A load balancer distributes incoming traffic across multiple backend servers for availability and performance.
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