It's true that a security device should be installed. The security device to be installed between a computer network and the internet is: A Firewall.
<h3>What is a firewall?</h3>
A firewall refers to a hardware or software which is like a gatekeeper that helps to protect internal networks. It monitors incoming and outgoing traffic.
Thus, we see that firewall is the security device that should be installed.
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Answer:
Future tense are actions that <u><em>will happen in the future</em></u>. Adding <em><u>will</u></em> or <u><em>shall</em></u> to the verb will change it in future tense.
Explanation:
Future tenses are those actions that will happen or occur in the future. In other words, the future tense describes actions that will take place in the future.
The structure of simple future tense is "will/shall + verb". And in using that form, there can be made different future tenses, be it the future continuous tense (will/shall+ verb+ -ing") or the Future perfect tense (will/shall+ have+ V3) or even the future perfect continuous tense (will/shall+ have been+ verb+ -ing).