1.4 internet connections Flashcards
internet meaning
- the internet connects millions of computers together around the world which forms a network in
- any computer can communicate with one another as long as they are connected
wired connections
pros and cons
copper cables
cheaper
malleble(less likely to break)
however suspetibel to network distortion
lower bandwidth
wired connections
pros and cons
Fibre optic
very fast
high bandwidth
expenive
more fragile
wireless connections
pros cons Bluetooth
short range communication
no harware is required
pros cons microwave
send signals over a large area
msut be in direct line of sight of antennas with no obstuctions
connection affted by bad weather
Pros and Cons satellite
delay becasue of distance
gsm/5g
allows mobile phones to connect to a network for calls ans messages
constantly improvign
connection characteristics
- strength
- range
- latency
- bandwith
- capacity
ADSL
Asymmetric digital subscriber line – broadband using a copper phone line with a much faster download than upload speed.
Bandwidth
The amount of data that can be transferred through a connection in a given time period
Broadband
A fast Internet service
Latency
The time taken for a signal or data request to a server to be returned to the originating device.