Chapter 15.1

What is a common adage used to describe the current landscape of network security?

• All networks are targets

• Networks are always safe

• Only large networks are targets

• Small networks are secure

What approach is required to mitigate threats in network security?

• Defense-in-depth

• Single-layer defense

• Minimal security

• Reactive security

What is the role of intrusion prevention systems (IPS) in network security?

• To prevent unauthorized access

• To enhance web browsing speed

• To improve network aesthetics

• To reduce server load

What is a false positive in network security?

• Legitimate traffic mistaken for unauthorized traffic

• Unauthorized traffic mistaken for legitimate traffic

• A successful security breach

• A type of malware

Which tool is NOT used to discover normal network behavior?

• Packet analyzers

• SNMP

• NetFlow

• Word processors

What is a network tap?

• A passive splitting device

• A type of firewall

• A software application

• A wireless router

What is the purpose of traffic mirroring?

• To capture and send traffic to network monitoring devices

• To increase network speed

• To reduce network costs

• To enhance user experience

What does IDS stand for in network security?

• Intrusion Detection System

• Internet Data Service

• Internal Device Security

• Information Delivery System

Which of the following is a method to capture network traffic?

• Network taps

• Email filters

• Web browsers

• Antivirus software

What does ingress traffic refer to in a network switch?

• Traffic that leaves the switch.

• Traffic that enters the switch.

• Traffic that is mirrored.

• Traffic that is analyzed.