home and personal commutation systems Flashcards
what is the internet?
its a global connection which shares data between computers,
name the 5 ways of connecting to the internet?
wireless,satellite,dial-up,broadband,cable
what is dial-up?
an older way of using the internet,uses your phone land line to connect which means you cannot receive calls while on the internet.
what is broadband ?
you are always connected to the internet allowing you to receive calls at the same time and not only do one of them.
what is cable ?
used in offices with large number of computers needing the internet at once
whats is wireless?
allows you to roam on the move, no cables,find hot-spots to receive wireless in certain area out and about
what is satellite?
when signals are beamed into orbit and beamed back to a satellite dish which allow you access to the web and internet
why is broadband better than dial-up
faster
use your phone at the same time
always connected
watch videos
why is broadband better than dial-up?
faster
use your phone at the same time
always connected
watch videos
what does GIS stand for ?
geographical information system
what dose a GIS do?
something that captures store analysis’s and presents data to us that is linked to a certain location
what are the advantages of GIS
reduce fuel costs
no need for paper maps
birds eye view
find places of interest
what are the disadvantages of GIS
very costly to buy
out of date maps
send you the wrong way down narrow roads
what is bluetooth ?
a wireless technology which allows you to share information and send or play music/videos
what are the advantages of bluetooth ?
wireless no cables
easy to use
