Internet 1 and 2

internet
a network of networks that connects billions of computers globally
server
a computer that receives a data request and returns the data
HTTP
the web is based on this protocol called Hypertext Transfer
IP address
Means by which computers connected to the internet identify each other, unique
protocol
set of rules used
client
computer connected to the internet that asks for data
WWW
subset of Internet that asks for data (world wide web)
web browser
Software that enables you to display text and other media available on the web
HTTPS
indicates that the secure sockets layer protocol has been applied to manage security of the website (closed padlock icon)
B2B
E commerce type – business to business
“.com”
top level domain
FTP
file transfer protocol, transfer files from computer to web server
C2C
e commerce type- consumer to consumer
B2C
e commerce type- business to consumer
internet backbone
main path, analogous to an interstate highway system, of the Internet along which data travel the fastest
POP (point of presence)
how individual internet users enter an ISP
IXP (internet exchange point)
Connects ISPs together, made up of one or more network switches
ISP
Internet Service Provider
client/server model
Most common model of network communication
packet
contains address to which being sent, originating address, reassembly instructions, data being transmitted
computer protocol
set of rules for exchanging electronic information
TCP and IP
main suite of protocols used on the web (transmission control and internet)
client/server model
device such as computer, tablet, etc that uses browsers to request services such as web pages
FTP (File transfer protocol)
protocol most likely used for regularly download and upload files in the internet
DHCP (Dynamic Host Configuration Protocol)
Takes a pool of IP addresses and shares them with hosts on the network on an as needed basis
SMTP (simple Mail Transfer Protocols)
protocol used to send email over the internet
DNS
functions like a phone book, URL gets converted to IP address and database consulted
root DNS server
knows the location of all the DNS servers that contain the master listings for an entire top level domanin
TCP/IP
protocol created for the transfer of hypertext document/webpages across the internet