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Data Science important questionsMost repeated in SPPU papers

These 7 questions appeared in more than one SPPU Data Science paper we have: 5 papers, from May 2024 to Apr 2026. The most-asked come first. Each one links to the papers it was asked in.

All Data Science papers and notes

Repeated questions

Endsem questions (6)

  1. 3×asked

    Explain in Detail Data Preparation Phase of Data Analytics life cycle.

    Nov 2025 ·May 2025 ·May 2024

  2. 3×asked

    What are the challenges in big data visualization.

    Nov 2025 ·May 2025 ·May 2024

  3. 2×asked

    What is mean by Data Visualization and explain its types?

    Nov 2025 ·May 2024

  4. 2×asked

    Write a short note on : i) Time series Analysis ii) TF-IDF

    Nov 2025 ·May 2024

  5. 2×asked

    Write a short note on i) ETL ii) Common tools for model building.

    Nov 2025 ·May 2025

  6. 2×asked

    Write short note on the following : i) Confusion matrix. ii) AUC-ROC Curves. iii) Elbow plot.

    May 2025 ·May 2024

Insem questions (1)

  1. 2×asked

    What is Data Science? Differentiate between Data Science and Information Science?

    Apr 2026 ·Mar 2025

Questions count as repeated when their wording matches closely across papers. Numericals that depend on a figure are left out, since the figure changes from paper to paper.