Mass Communication Exam Review

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John Logie Baird
- First mechanica system
- Was supported by England
- 1st system of tv in the worlds
Vladimir Zwirkin
- Developed Iconoscope
- Hired by Sarnoff to be incharcge of TV development
Farnsworth 1930

1st patent for 1st electronic system
The Freeze
- Federal goverment announced a freeze in 1948 on Building Tv stations.
- Didnt want freq to interfear with each other
- Had to determine ceritan rules (size of tv 4 by 3)
Color TV

Becomes dominant form of tv in 1970's
CATV
- Through phone lines
- Send info to peoples homes
First satellite delivered cable

1975
O&O's`

Opperated and owned by network
Affilates
- station independently owned
- carry network programs
- contract
- provide all of own programing
- no relationship with networks
ratings
- percent of tv's tuned into a show
- determined by sample space
- diaries were used
- 1970's peoplemeter counts when tv is on
- Overall intrest in the show
share
- percent of tv's in use that are tuned to a particulat show
- reflects competitiveness of show
- only reports % of people who are watching
- if share is good then the show is good
- can save a TV shoe from being cancled
syndication
- producers can do what they want with show
- they can liscene it to tv stations around world
- for it to work there must be 50 episodes
off network syndication
- where shoe came from and syndicated by thoes who own it
- where most syndicated programs come from
- that 70's show
first run syndication
- never made for a network
- solely produced by independent producer and major motion pic studio
- no network has rights
- Jepordy
challenges with cable
- wiring the nation
- very expensive
- pass by rate
- density
- penetration
3 things taht will determine the sucess of cable outlet in an area
- Pass by rate
- number of homes that are passed by cable with the potential to subscribe
- Density
- number of houses per mile of cable
- Penetration
- number of homes that are passeed by cable that actually subscribe
Ray Tomlinson

Made email popular
WWW started in

1992
HTTP
- hyper text transfer protocol
- way the web transfers files from one location to another
HTML
- hyper text marca language
- through the use of GUI
- allow time to create and color images and sounds on a computer
- also allowed users of the www to point and click
VoIP
- Voice over internet protocol
- skype
URL
- files
- uniform resuouce locator
- name of the file we are trying to acces
Host
- How we connect to internet
- server
- internet service providor
browser
- installed on computer and is used to download files
- Internet explorer, Safari
Search Engines
- On screen menu where we can navigate with a click
- google
- yahoo
- ask
homepages
- help access other parts of the site
- frequently used

Author

melcherrebekah

147039

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Mass Communication Exam Review

Description

exam 3

Updated

2012-04-11T18:14:54Z