hacker

hacker- used to describe a programmer or someone who hacked out computer code

firewall

firewall- a software device that limits outside network access to a computer or local network by blocking or restricting ports.

extranet

extranet- it is a local network that is also accessible to specific outside users or interface.
 

digital subscriber line(DLS)

digital subscriber line(DSL)- it is a method for home users and small business to have high speed access to the internet over standard copper lines.

communication channels

communication channels- it is the line of communication between the input/output bus or memory to the CPU.

client/server network

client/server network- server computing or networking is a distributed application architecture that partition tasks or work loads between service providers (servers) and service requesters.

client

client- it is an application or system that accesses a remote service on another computer system,known as server.