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CompTIA

220-801 · Question #49

Which of the following ISP types requires an RJ-11 connection to the PC?

The correct answer is C. Dial-up. Dial-up internet service uses the standard telephone network, which requires an RJ-11 connector to connect the modem to the phone line.

Networking

Question

Which of the following ISP types requires an RJ-11 connection to the PC?

Options

  • ACellular
  • BCable
  • CDial-up
  • DWiMAX

How the community answered

(25 responses)
  • C
    96% (24)
  • D
    4% (1)

Why each option

Dial-up internet service uses the standard telephone network, which requires an RJ-11 connector to connect the modem to the phone line.

ACellular

Cellular internet uses radio frequency signals and connects via a SIM card or wireless antenna, not a physical RJ-11 jack.

BCable

Cable internet uses a coaxial cable connection terminated with a BNC or F-type connector to the cable modem, not RJ-11.

CDial-upCorrect

Dial-up ISP service operates over the Public Switched Telephone Network (PSTN) and requires a conventional telephone modem. The modem connects to the phone line via an RJ-11 jack, which is the standard 4-pin or 6-pin modular connector used for telephone lines in North America.

DWiMAX

WiMAX is a wireless broadband technology that uses radio frequencies and connects via an antenna or wireless card, not an RJ-11 jack.

Concept tested: ISP connection types and physical connectors

Topics

#dial-up#RJ-11#ISP types#modem

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