MCQOPTIONS
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| 1. |
_ Which of the following is a characteristic of a firewall?$? |
| A. | Examines each message as it seeks entrance to the network |
| B. | Blocks messages without the correct markings from entering the network |
| C. | Detects computers communicating with the Internet without approval |
| D. | All of the above |
| Answer» E. | |