____ transmission systems transmit tightly focused beams of radio signals from one ground-based microwave transmission antenna to another.?

A. ?Satellite
B. ?Cellular
C. ?Downlink
D. ?Terrestrial microwave

Answer: D

Computer Science & Information Technology

You might also like to view...

A(n) ________ is software that is used to manage and interact with databases

A) database management system B) spreadsheet system C) entity relationship system D) object relationship system

Computer Science & Information Technology

____ is an example of a text editor.

A. NotePad B. Paint C. Microsoft Word D. Outlook

Computer Science & Information Technology