VIBS 420 SIGNALS AND TELEPHONE NETWORK
Dedicated lines can be either analog or digital. - Answer -true
Using a dial-up line to connect computers costs more than making a regular telephone
call. - Answer -false
A dial-up connection is permanent. - Answer -false
For data transmission to occur, _____ of a standard telephone line must have a dial-up
modem. - Answer -both the sending and receiving ends
Although _____ are not a type of standard telephone line, they are a very popular type
of dedicated line that allows a home user to connect to the Internet. - Answer -Cable
television (CATV) lines
A type of communications device that connects a communications channel to a sending
or receiving device is a _____. - Answer -modem
DSL is much _____ data transfer rates. - Answer -easier to install than ISDN and
provides much faster
A(n) _________ is a communications device that connects multiple computers together
and transmits data to its correct destination on the network. (one word) - Answer -router
_________ transmits at fast speeds on existing standard copper telephone wiring, but
requires that the user's location and the telephone company's modem be located within
a certain distance of each other. (three words or acronym) - Answer -DSL
A(n) _________________________ is a type of always-on connection that is
established between two communications devices. (two words) - Answer -dedicated
line
Types of wired home networks include all of the following except _____. - Answer -Wi-
Fi
A _____ is a device that provides a central point for cables in a network. - Answer -hub
A digital signal consists of a continuous electrical wave. - Answer -false
A(n) _________________________ is a digital modem that sends and receives digital
data over the cable television (CATV) network. (two words) - Answer -cable modem
Dedicated lines can be either analog or digital. - Answer -true
Using a dial-up line to connect computers costs more than making a regular telephone
call. - Answer -false
A dial-up connection is permanent. - Answer -false
For data transmission to occur, _____ of a standard telephone line must have a dial-up
modem. - Answer -both the sending and receiving ends
Although _____ are not a type of standard telephone line, they are a very popular type
of dedicated line that allows a home user to connect to the Internet. - Answer -Cable
television (CATV) lines
A type of communications device that connects a communications channel to a sending
or receiving device is a _____. - Answer -modem
DSL is much _____ data transfer rates. - Answer -easier to install than ISDN and
provides much faster
A(n) _________ is a communications device that connects multiple computers together
and transmits data to its correct destination on the network. (one word) - Answer -router
_________ transmits at fast speeds on existing standard copper telephone wiring, but
requires that the user's location and the telephone company's modem be located within
a certain distance of each other. (three words or acronym) - Answer -DSL
A(n) _________________________ is a type of always-on connection that is
established between two communications devices. (two words) - Answer -dedicated
line
Types of wired home networks include all of the following except _____. - Answer -Wi-
Fi
A _____ is a device that provides a central point for cables in a network. - Answer -hub
A digital signal consists of a continuous electrical wave. - Answer -false
A(n) _________________________ is a digital modem that sends and receives digital
data over the cable television (CATV) network. (two words) - Answer -cable modem
