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Broadcast History Review Answer Key

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Acronyms and Abbreviations
#1 What does the acronym ABC stand for? The American Broadcasting Company
#2 What does the acronym FCC stand for? The Federal Communications Commission
#3 What does the acronym EMF stand for? Electromotive Force
#4 What does the acronym ENG stand for? Electronic News Gathering
#5 What does the acronym EFP stand for? Electronic Field Production
Television Terms
#1 The acronym VHF stands for what AND make up what channels? Very High Frequency and channels 2 through 13.
#2 The acronym UHF stands for what AND make up what channels? Ultra High Frequency and channels 14 through 83.
#3 What is a rating? A rating is an estimate of the audience out of the TV Households
#4 What is a share? A share is an estimate of the audience out of households using TV.
#5 What is the term used to describe a broadcast TV station that also sends its signal by satellite? A superstation.
Broadcast and Cable
#1 What type of TV sends a signal "Over the Air?" Broadcast TV
#2 What type of TV sends a signal through wires? Cable TV
#3 How did Cable TV start? It was developed for mountainous areas in central PA with poor reception.
#4 What is meant by "Broadcast TV is not free?" Broadcast TV was paid for indirectly through purchasing products advertised on TV.
#5 What is meant by the concept of "Live on Tape?" A show is taped, edited, and shown at a later time.
Satellite
#1 What is an uplink? A place on Eath that sends a signal to a satellite.
#2 What is a downlink? A place on Earth that receives a signal from a satellite.
#3 What does the term "Footprint" mean? The signal strength pattern sent to Earth by a satellite.
#4 What does the term "Geostationary Orbit" mean? The orbit of a satellite where it remains in the same place.
#5 What altitude do satellites need to be "parked" at to remain in Geostationary Orbit? 22,300 miles
Elecricity
#1 What is electron movement from one atom to another? Electricity
#2 What is the pressure called needed to move electrons? EMF
#3 What creates EMF? Voltage
#4 What are materials called that have loosely attached electrons?` Conductors
#5 What are materials called that firmly attached electrons? Insulators
Final Question
What are the six parts of the Communications Process, in order? 1. Sender/Encoder 2. Message 3. Medium 4. Filters/Barriers 5. Receiver/Decoder 6. Feedback