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At data link layer error detection is achieved by

  • Cyclic Redundancy Code
  • Hamming codes
  • Bit stuffing
  • Equalization

Answer: Option A

Similar Questions :

1. Name of the topology in which there are bidirectional links between each possible nodes

  • Ring
  • Mesh
  • Star
  • Tree

Answer: Option B

2. Loss in signal power as light travels down the fiber is called

  • Interruption
  • Propagation
  • Scattering
  • Attenuation

Answer: Option D

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

  • EBCDIC
  • SNA
  • ASCII
  • Hexadecimal

Answer: Option C

4. First network which was made available

  • IBMm Token Ring 1985
  • Novell Netware
  • IBM PC Network 1984
  • DECNet 1980

Answer: Option D

5. X.25 standard specifies

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

Answer: Option C

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