Although one may argue that the NIC operates at more than one layer of the OSI model, the generally accepted answer is that this device belongs at the _______________ layer.

Ryan is working in a database that organizes vendor contact information. Ryan must find vendors located in two cities. The vendors must have offices in both cities in order to meet Ryan's requirements. Ryan should use the Filter by Form ________ condition

A) query B) OR C) sort D) AND

The ____ is the most secure firewall solution.

A. dual-homed bastion B. DMZ C. packet-filtering router D. single-homed bastion