Which of the following offers the same fast speed with both upload and download?
A) Dial-up
B) Cable modem connection
C) PSTN connection
D) ADSL
E) SDSL

Question

Quizplus · Accepted Answer

SDSL (Symmetric Digital Subscriber Line) offers the same fast speed with both upload and download. This is because SDSL uses the same frequency band for both upload and download transmissions, unlike ADSL which uses different bandwidths for each. Dial-up and PSTN connections are much slower than cable modems and DSL technologies. Cable modem connections usually have faster download speeds than upload speeds. ADSL has faster download speeds than upload speeds.

Which of the Following Offers the Same Fast Speed with Both