Question Detail

Which performs modulation and demodulation

  • Modem
  • Fiber optic
  • satellite
  • coaxial cable
Similar Questions :

1. X.25 standard specifies

  • technique for start-stop data
  • technique for dial access
  • DTE/DCE interface
  • data bit rate

2. A central computer surrounded by one or more computers is called

  • ring network
  • bus network
  • star network
  • all of above

3. A communication network which is used over regional, national or global area is

  • LAN
  • WAN
  • MAN
  • VAN

4. Frequency range 300 kHz to 3 MHz is used for

  • AM radio transmission
  • FM radio transmission
  • TV radio transmission
  • None of above

5. In data transmission the bit coding scheme used to represent a byte is typically

  • EBCDIC
  • SNA
  • ASCII
  • Hexadecimal
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