wat is dsl service?plz explain the whole thing related to it?

Question

also plz tell me y does some currency has higher value while other country currency less?........and y is the gold rate shooting up in the market?wats the criteria of increasing ?and wats the reason behind its increse/?and how do v know the fuse has gone out if the voltage just shorts?

Answer 1

DSL stand for Digital Telecommunications Protocols.
DSL is a family digital telecommunications Protocols designed to allow high speed data communication over the existing copper telephone lines between end users and telephone companies.