Week 5 – Connecting to the Internet

The bits and bytes of computer networking week 5 quiz answers

POTS and Dial-up

1. Another term for POTS, or the Plain Old Telephone System, is _______________.

  • Public Available Telephone Network
  • Public Switched Telephone Exchange
  • Phone Switched Transport Network
  • Public Switched Telephone Network
  • Public Available Telephone Exchange

 

2. A baud rate is a measurement of the number of ______________________.

  • bits that can be sent across a telephone line every minute
  • bytes that can be sent across a telephone line every second
  • bits that can be sent across a telephone line every second
  • bytes that can be sent across a telephone line every minute

 

3. What system did Duke grads build that is still in use today?

  • DSL
  • USENET
  • POTS
  • PSTN

 

4. Which device is used to transfer data across a dial-up connection?

  • ATM
  • Modem
  • Ethernet cables
  • USENET

 

5. Modems take data that computers can understand and turn them into _____ that can be transmitted over POTS.

  • Audible wavelengths
  • Baud rates
  • Modulating electrical charges
  • PTSN

 

Devendra Kumar

Project Management Apprentice at Google

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