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Networking I - Final Examination

Quiz by Felipe Sinjetsu

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20 questions
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  • Q1
    Sender Side: Identify the CRC needed for the following data bits. data bits: x^6 + x^4 + x^2 + 1 divisor: x^4 + 1 CRC: ???
    0 0 0 1
    1 0 1 1
    0 0 0 0
    0 1 0 1
    120s
  • Q2
    Sender Side: Identify the CRC needed for the following data bits. data bits: 1 0 1 1 0 1 0 1 1 0 divisor: x^3 + x + 1 CRC: ???
    0 1 1
    0 0 0
    0 0 1
    1 0 1
    120s
  • Q3
    Sender Side: Identify the CRC needed for the following data bits. data bits: 1 1 1 0 1 1 0 0 1 1 0 1 divisor: x^4 + x + 1 CRC: ???
    0 0 0 1
    1 0 0 0
    0 0 1 1
    0 1 1 0
    120s
  • Q4
    Sender Side: Identify the CRC needed for the following data bits. data bits: 1 0 0 1 1 1 0 1 divisor: 1 0 1 CRC: ???
    0 0 0
    0 0 1
    1 1 0
    0 1 1
    120s
  • Q5
    Receiver Side: Detect the data bits sent if there is an error using CRC. data bits: 1 0 1 1 1 0 divisor: 1 0 1 1 CRC: 1 0 1
    Detection technique is not applicable.
    No Error
    With Error
    Incomplete Data
    120s
  • Q6
    Receiver Side: Detect the data bits sent if there is an error using Checksum. data bits: 1 0 1 0 1 0 1 divisor: 1 1 1 CRC: 1 1 0
    With Error
    Incomplete Data
    Detection technique is not applicable.
    No Error
    120s
  • Q7
    Receiver Side: Detect the data bits sent if there is an error using CRC. data bits: 1 1 1 1 0 0 1 1 divisor: 1 0 1 1 0 CRC: 1 0 1 0
    With Error, remainder 1 0 1 0
    No Error
    With Error, remainder 0 0 1 0
    With Error, remainder 1 0 0 0
    120s
  • Q8
    Receiver Side: Detect the data bits sent if there is an error using CRC. data bits: 1 1 1 0 1 1 0 0 1 1 0 1 divisor: 1 0 0 1 1 CRC: 1 0 0 0
    With Error, remainder 0 0 1 0
    With Error, remainder 1 0 1 0
    With Error, remainder 1 0 0 0
    No Error
    120s
  • Q9
    Sender Side: Provide the checksum of the following data bits. 1 0 0 1 1 0 1 0 1 1 1 0 1 1 0 0 1 0 1 1 0 0 1 1 0 0 0 1 1 1 0 0 1 0 0 0 0 1 1 0
    Checksum: 1 0 1 1 0 1 1 0
    Checksum: 0 1 1 1 1 0 1 1
    Checksum: 0 0 1 0 0 0 1 0
    Checksum: 1 1 0 1 1 1 0 1
    300s
  • Q10
    Sender Side: Provide the checksum of the following data bits. 1 1 0 0 1 1 1 0 1 0 1 1 0 0 0 1 0 1 1 1 1 1 1 1 0 1 0 1 0 0 1 1 1 1 0 0 1 1 0 0
    Checksum: 1 0 1 1 0 1 1 0
    Checksum: 0 0 1 0 0 0 0 0
    Checksum: 1 1 0 1 1 1 1 1
    Checksum: 0 0 0 1 0 0 1 0
    300s
  • Q11
    Sender Side: Provide the checksum of the following data bits. 1 0 0 0 1 1 1 1 0 1 0 1 1 1 0 0 0 1 1 1 0 0 1 1 1 0 1 1 0 0 0 1 1 0 0 0 1 1 0 0
    Checksum: 0 1 0 1 0 0 1 1
    Checksum: 1 0 0 1 1 1 0 1
    Checksum: 0 0 0 0 1 0 1 0
    Checksum: 0 1 1 0 0 0 1 0
    300s
  • Q12
    Receiver Side: Detect the following if there is an error using Checksum 1 0 1 1 1 0 0 1 1 1 0 0 1 1 1 0 0 0 1 1 1 0 1 1 0 0 0 1 0 0 1 1 0 1 0 ---- checksum
    With error, complement : 0 0 0 0 0 1 1
    With error, complement : 0 0 1 1 1 0 0
    With error, complement : 1 1 0 0 0 1 1
    No Error
    300s
  • Q13
    Receiver Side: Detect the following if there is an error using CRC. 1 0 0 1 1 0 1 0 1 1 1 0 1 1 0 0 1 0 1 1 0 0 1 1 0 0 0 1 1 1 0 0 1 0 0 0 0 1 1 0 0 0 1 0 0 0 1 0 ----- checksum
    With error, complement : 0 0 0 1 1 1 0 0
    No Error
    Detection Technique not applicable
    With error, complement : 1 0 0 0 0 1 1 0
    300s
  • Q14
    Receiver Side: Detect the following if there is an error using Checksum. 0 0 0 1 1 1 0 0 1 0 0 0 1 1 0 0 0 1 1 1 1 1 1 1 1 0 0 1 1 0 0 0 0 0 1 1 1 1 1 1 ----- checksum
    No Error
    With error, complement : 0 1 1 1 1 1 0 1
    Detection Technique not applicable
    With error, complement : 0 0 0 1 1 1 0 0
    300s
  • Q15
    Sender Side: Identify the parity bit of the following data bits using hamming code detection/correction algorithm. data bits: 1 0 1 1 0 0 0 1 1 0 0 1 1
    p1 = 0, p2 = 1, p4 = 1, p8 = 0, p16 = 1
    p1 = 0, p2 = 1, p4 = 1, p8 = 1, p16 = 0
    p1 = 0, p2 = 1, p4 = 0, p8 = 1
    p1 = 0, p2 = 1, p4 = 1, p8 = 0
    300s

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