Qbb 3053 - Attributes And 3D Volume Interpretation

15 Questions | Total Attempts: 50

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Qbb 3053 - Attributes And 3D Volume Interpretation - Quiz

Dear Students, Please find the link for Quiz QBB 3053: https://bit. Ly/2MbhCJ9 Total number of questions: 15 questions Time allotted: 10 minutes for 15 questions You will only have 1 attempt to complete this quiz. Please do not use fake ID. Any attempt of FAKE ID will cause ZERO marks for the whole class. Thank you and Good Luck. Luluan Almanna Lubis


Questions and Answers
  • 1. 
    Choose the correct statement of the importance of seismic attributes:
    • A. 

      Seismic attributes give single information about structure only.

    • B. 

      Seismic attributes enable interpreters to extract more information from seismic data.

    • C. 

      Seismic attributes cannot be used as DHI.

    • D. 

      None of the above are correct.

  • 2. 
    Choose the best seismic attributes to characterize channels:
    • A. 

      Combination of amplitude and phase attributes

    • B. 

      Spectral decomposition

    • C. 

      Combination of sweetness and coherency

    • D. 

      All of the above are correct

  • 3. 
    Seismic attributes which is commonly used for characterizing sand quality
    • A. 

      Amplitude

    • B. 

      Phase

    • C. 

      Frequency

    • D. 

      Quality factor

  • 4. 
    The seismic polarity used for interpretation
    • A. 

      Minimum phase

    • B. 

      Maximum phase

    • C. 

      Zero phase

    • D. 

      All of the above

  • 5. 
    The seismic polarity acquired during seismic acquisition
    • A. 

      Minimum phase

    • B. 

      Maximum phase

    • C. 

      Zero phase

    • D. 

      All of the above

  • 6. 
    The information below are the basic properties of 3D seismic dataset, EXCEPT
    • A. 

      Inline

    • B. 

      Crossline

    • C. 

      Time Slice

    • D. 

      Horizon slice

  • 7. 
    Spectral decomposition techniques are derived based on:
    • A. 

      Phase

    • B. 

      Sweetness

    • C. 

      Amplitude

    • D. 

      Frequency

  • 8. 
    The seismic data frequencies are usually ranging between:
    • A. 

      10 – 80 KHz

    • B. 

      100 – 800 KHz

    • C. 

      10 – 80 Hz

    • D. 

      5 – 10 Hz

  • 9. 
    Choose the correct answer of seismic resolution if the wavelength is 40 meters
    • A. 

      20 m

    • B. 

      10 m

    • C. 

      12.5 m

    • D. 

      160 m

  • 10. 
    Choose the correct steps to perform geo-body:
    • A. 

      Extraction – identification – isolation

    • B. 

      Isolation – identification - extraction

    • C. 

      Identification – Isolation – extraction

    • D. 

      Extraction – isolation - identification

  • 11. 
    Choose the INCORRECT statement about horizon flattening
    • A. 

      Help interpreters to analyze the subsurface

    • B. 

      A technique to replace advance stratigraphic interpretation

    • C. 

      Not a replacement for advanced stratigraphic interpretation

    • D. 

      Attempts to reverse the effects of geologic processes

  • 12. 
    Choose the conditions to performs horizon flattening
    • A. 

      The seabed is not assumed as flat through time

    • B. 

      Compaction effects are incorporated in the technique

    • C. 

      Velocity effects are incorporated in the technique

    • D. 

      None of the above

  • 13. 
    The ant tracking can assist interpreters in
    • A. 

      Major faults interpretation

    • B. 

      Fractures patterns

    • C. 

      Faults patterns

    • D. 

      All of the above

  • 14. 
    Steps to perform ant-tracking are
    • A. 

      Pre-processing – parameter definition – automatic extraction – surface edition

    • B. 

      Parameter definition - Pre-processing – automatic extraction – surface edition

    • C. 

      Pre-processing – automatic extraction – parameter definition – surface edition

    • D. 

      Automatic extraction – pre-processing – parameter definition –surface edition

  • 15. 
    Which seismic attribute that can be used to interpret geological structures
    • A. 

      Amplitude

    • B. 

      Travel time

    • C. 

      Frequency

    • D. 

      Phase

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