A+ - 6B - Compare Internet and Embedded Appliances

What is the main function of a proxy server on a network?

• Translate IP addresses

• Act as a load balancer

• Block access to unauthorized websites

• Scan files for malware signatures

What is the purpose of a spam gateway in a network?

• Block access to unauthorized websites

• Verify the authenticity of mail servers

• Scan outgoing traffic for confidential information

• Distribute client requests across server nodes

What is the role of a load balancer in a network?

• Block access to unauthorized websites

• Verify the authenticity of mail servers

• Distribute client requests across server nodes

• Scan outgoing traffic for confidential information

What is the main security function of a unified threat management (UTM) appliance?

• Scan outgoing traffic for confidential information

• Enforce a variety of security policies and controls

• Block access to unauthorized websites

• Distribute client requests across server nodes

What is the purpose of an intrusion detection system (IDS) in a network?

• Verify the authenticity of mail servers

• Identify known malicious traffic patterns

• Enforce a variety of security policies and controls

• Block access to unauthorized websites

What is the main function of a legacy system in a network?

• Verify the authenticity of mail servers

• Perform a specific, dedicated function

• Distribute client requests across server nodes

• Enforce a variety of security policies and controls

What is the primary role of an embedded system in a network?

• Enforce a variety of security policies and controls

• Block access to unauthorized websites

• Distribute client requests across server nodes

• Perform a specific, dedicated function

What is the function of a supervisory control and data acquisition (SCADA) system in a network?

• Gather data from and manage plant devices and equipment

• Block access to unauthorized websites

• Enforce a variety of security policies and controls

• Distribute client requests across server nodes

What is the main purpose of Internet of Things (IoT) devices in a network?

• Block access to unauthorized websites

• Perform a specific, dedicated function

• Enforce a variety of security policies and controls

• Gather data from and manage plant devices and equipment

What is the primary role of a firewall in a network?

• Allow or block traffic based on a network access control list

• Gather data from and manage plant devices and equipment

• Enforce a variety of security policies and controls

• Perform a specific, dedicated function