The telegraph was useless as a means of communicating between ships at sea or between ships and the
shore because ______.
a. telegraph equipment was too cumbersome to be used aboard ship
b. All of the options are correct.
c. the telegraph signal was distorted by the electromagnetic spectrum
d. its signal was too weak to travel across bodies of water
e. the telegraph required a wire cable connecting the sending and receiving stations - Answers E
The very earliest uses of Marconi's wireless radio were for ______.
a. advertising and the military
b. military and commercial shipping
c. entertainment and ads
d. playing rock-and-roll records
e. gossip and shipping - Answers B
The ______ was important to radio technology because it allowed radio signals to be amplified.
a. telephony
b. Hertz
c. Audion vacuum tube
d. cathode ray tube
e. electromagnetic wave - Answers C
Reginald Fessenden is credited with making the first ______, on Christmas Eve in 1906.
, a. distress call from a sinking ocean liner
b. voice broadcast
c. on-air paid advertisement
d. use of Morse code
e. wireless telegraph - Answers B
The term broadcasting was originally used in ______.
a. carpentry
b. construction
c. manufacturing
d. farming
e. commercial fishing - Answers D
Why were AT&T and GE able to undercut Marconi's influence with the U.S. Navy, even though Marconi
was the best company?
a. The U.S. Navy wanted to use government-owned companies over private companies.
b. None of the above options is correct.
c. The U.S. Navy was concerned about a foreign-controlled company having so much power over their
communications.
d. The U.S. Navy was dissatisfied with the way American Marconi was being run.
e. The U.S. Navy wished to promote international relations by using foreign companies. - Answers C
As a new network, CBS was able to compete with NBC by ______.
a. being the first to offer musical programs and quiz shows
b. paying affiliates to broadcast its programs
c. being the first network to broadcast in high fidelity