What is the primary purpose of a firewall in network security?

To encrypt all data transmitted across the network

To filter traffic based on a set of security rules

To balance traffic load across multiple servers

To cache frequently accessed web content

A security team is investigating a series of suspicious outbound connections from internal hosts. They need to capture and analyze network traffic to identify the source of the connections, but they are concerned that deploying an inline security appliance might introduce latency and become a single point of failure. Which approach should they take?

Deploy an IPS in inline mode at the network perimeter.

Use a proxy server to intercept all outbound traffic.

Configure a firewall to log all outbound connections.

Deploy an IDS in passive mode using a network tap or SPAN port.

CompTIANetwork+

Domain 1Objective 2

Networking Appliances N10-009 Practice Questions (Page 5)

Part of the Networking concepts domain, which makes up ~25% of our current practice bank. CompTIA does not publish an official question count, but from its 90-minute exam (~35–60 total, ~9–15 in this domain), expect 1–2 from this objective — we provide 38 practice questions to prepare you well beyond it. (estimate)

38questions here

8free pages

11concepts

Questions 21–25

21foundation · easy
What is the primary purpose of a firewall in network security?
Select an answer first
22expert · hard
A security team is investigating a series of suspicious outbound connections from internal hosts. They need to capture and analyze network traffic to identify the source of the connections, but they are concerned that deploying an inline security appliance might introduce latency and become a single point of failure. Which approach should they take?
Select an answer first
23application · medium
A company is replacing its traditional PBX phone system with a VoIP system. The company wants to allow employees to make and receive phone calls using the existing analog telephones that are already installed in the office. Which appliance is needed to connect the analog phones to the IP-based VoIP network?
Select an answer first
24application · medium
A hotel has 50 wireless access points across multiple floors. The IT team wants to centrally manage Wi-Fi settings, such as SSID, security keys, and firmware updates, for all access points from a single interface. Which appliance should be used?
Select an answer first
25foundation · easy
Which device is used to extend the range of a wireless network by connecting to the wired network and broadcasting a wireless signal?
Select an answer first

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Networking Appliances N10-009 Practice Questions (Page 5)

Questions 21–25

What is the primary purpose of a firewall in network security?

A hotel has 50 wireless access points across multiple floors. The IT team wants to centrally manage Wi-Fi settings, such as SSID, security keys, and firmware updates, for all access points from a single interface. Which appliance should be used?

Which device is used to extend the range of a wireless network by connecting to the wired network and broadcasting a wireless signal?

Keep studying — Networking concepts