Broadband means bandwidth that is shared by multiple signals. Broadband Internet access is faster than dial-up access. DSL is one kind of broadband access to the Internet. Access over a cable modem is also broadband Internet access.
Broadband access allows user to be connected to the Internet anytime and anywhere.DSL is for local network users at the same location. A broadband is better than a DSL. Sometime, the coverage for broadband may not be as good compared to DSL. But user will still prefer broadband for easy access.
They are the same thing. You will typically see it as broadband DSL internet access. The alternative high speed is cable or satellite. DSL is run through your existing phone line and can be used concurrently with voice service. Cable runs through your cable TV wiring and allows you to access tv and internet together.
Broadband is a general term for Internet with a high speed access rate. DSL is one of the most common and easy to set up forms of broadband Internet, but other forms of broadband, like cable Internet, tend to be a bit faster.
Broadband and DSL are two types of high speed internet access. They have different ways of transmitting data. Broadband carries data over a common wire, where as DSL, "digital subscriber line" allows Internet and telephone service to work at the same time. DSL is commonly used in small businesses and homes.