________ were developed to execute high-level language programs directly without the need for compiling those programs into machine language.

________ contains four pairs of twisted-copper wire and supports speeds up to 100 Mbps over a maximum distance of 100 m.

a. Coaxial cable b. Fiber-optic cable c. Twisted pair d. Cat-5

Which of the following ports should be forwarded on the firewall to make an internal web server accessible from the Internet?

A. 22 B. 23 C. 25 D. 80