dial up modems

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V.34bis modem provides a bit rate of 28,800 with a

V.34bis modem provides a bit rate of 28,800 with a
  • A. 960-point constellation
  • B. 1250-point constellation
  • C. 1460-point constellation
  • D. 1664-point constellation
  • Correct Answer: Option A

Standard V92 can upload data at rate of

Standard V92 can upload data at rate of
  • A. 144 kbps
  • B. 33.6 kbps
  • C. 48 kbps
  • D. 56 kbps
  • Correct Answer: Option C

Extra bit in modem is used for

Extra bit in modem is used for
  • A. error correction
  • B. error detection
  • C. noise
  • D. distortion
  • Correct Answer: Option B

V.90 modems with a bit rate of 56,000 bps are called

V.90 modems with a bit rate of 56,000 bps are called
  • A. 56K modem
  • B. 56000 modem
  • C. 56 modem
  • D. 5600 Modem
  • Correct Answer: Option A