Question

what is dial-up ,DSL,cable internet access,3g and wimax plz quick it's very important.....​

Answer 1

DSL Internet Access. Digital subscriber line (DSL) is an Internet access method that uses a standard phone line to provide high-speed Internet access. ... A variant of HDSL is VHDSL (very high-rate digital subscriber line), which provides an HDSL service at very high data transfer rates.