When creating a firewall exception, what is the difference between opening a port and allowing an application through?

This technology is used to produce high-quality documents that look good on the computer screen and in print.

Why would a programmer use the logical operator and in an if statement? a: when an action is to be taken that requires both conditions to be falseb: when an action is to be taken that requires both conditions to be truec: when an action is to be taken that requires the first condition to be falsed: when an action is to be taken that requires the second condition to be truei took the test and the answer is b.

What allows you to create a wireless connection among your smart devices