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Lesson 1: Firewalls Quiz Answers
Question 1: Which type of firewall was the first generation of firewalls?
- Packet filter
- Application layer
- Next-generation firewall (NGFW)
- Stateful
Question 2: Complete the sentence: A packet filter firewall controls network traffic based on ___________.
- network addresses, protocols, and ports.
- the behavior of the network connections.
- filtering layers 2–7 of the OSI model.
- application behavior or characteristics.
Question 3: What was a limitation of first-generation firewalls?
- Granular policy capability made managing the firewall too complex
- Produced many false positives, thereby overwhelming IT security
- Opened random ports and used multiple connections
- Filtered only at Layer 3 of the OSI model
Question 4: Which identifying feature differentiates an NGFW firewall from earlier types of firewalls?
- Filters by protocol
- Examines data in the packets
- Uses rule-based decision-making
- Monitors IP addresses and ports
Question 5: In a UTM firewall, which component monitors protocols, such as FTP and HTTP?
- Protocol filter
- Transport layer filter
- Application layer filter
- Web filter
Question 6: Which three elements does a stateful firewall track when determining whether to allow or deny a TCP/IP connection? (Choose three.)
- User behavior
- Source IP address
- Protocol in use
- Destination port
- Type of application connected to
Question 7: Which three traits are characteristics of a next generation firewall (NGFW)? (Choose three.)
- Inspects only unencrypted packets
- Controls network traffic based only on network address
- Can segment a network based on user, device, and application type
- Uses AI to enforce security policies
- Delivers high-performance inspection
