Information Systems and Computer Applications CLEP Prep Practice Exam

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What is a firewall?

Software component used for security

A firewall is a software component that is used to provide security to a network by monitoring and controlling incoming and outgoing network traffic. Option B is incorrect because although a firewall plays a crucial role in connecting networks, it is not its primary function. Option C is incorrect because while it may involve coding and programming, that is not its sole purpose. Option D is incorrect because while a firewall may provide some protection against data loss, it is not specifically used for data recovery.

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Network device that connects networks

Programmed instruction set

Device used for data recovery

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