Question

exam lesson name: lawful and safe uses of digital technology
exam number: 703389rr
exam guidelines
exam instructions
question 20 of 20 :
select the best answer for the question

1. what does a computer firewall do?

○ a. it removes unwanted monitoring software from a digital device.
○ b. it prevents things such as malware from getting through an internet connection to a device.
○ c. it encrypts the information sent from a device over an internet connection.
○ d. it allows employers to monitor everything their employees do on company devices.
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Explanation:

A computer firewall acts as a barrier between a device and the internet, blocking unauthorized access and preventing malware and other malicious things from getting through an internet - connection to a device.

Answer:

B. It prevents things such as malware from getting through an internet connection to a device.