warmup 10-9-07

1.
Name two types of telephone networks.

standard uses physicall connections
cellular uses air waves



2.
Why are telephone and Internet networks able to function across countries?
because they use different lines



3.
Name four different types of Internet connections.
dial-up
cable modem
isdn
t1



4.
What are the three types of information transmitted on the telephone network?
sound
images
data