2. We use the same coper wire to send information from multiple sources what term is used to describe the ability to do this.

3. Sets of rules used to coordinate messaging between devices across a network are called?

4. A computer identifies what service is being used by the 16 bit-identifier signifying what virtual concept?

5. The time it takes for a signal to cross a network medium is called what?

6. Electrical radiation that can cause errors in data transfer is called what?

7. True or False: We use electromagnetic waves that can be modulated to transmit data across a network. These waves are called a carrier.

Help please!