CS614 Midterm Preparation Fall 2025 | 100% Handout Based | Lectures 1-18 | SDGINSIGHTS

CS614 Midterm Preparation Fall 2025 | Data Warehousing | Virtual University

🚀 100% Handout Based Preparation for CS614 Midterm! In this video, we cover the complete syllabus for CS614 (Data Warehousing) Lectures 1 to 18 for the Fall 2025 Midterm Exams. This preparation is strictly based on the Virtual University handouts, ensuring you are 100% ready for both Objective and Subjective sections.

🎯 What's Covered in This Video: We break down complex concepts into simple Urdu/Hindi explanations:

Architecture: Inmon vs Kimball, Staging Area, OLTP vs OLAP.

Dimensional Modeling: Star Schema vs Snowflake Schema, Facts vs Dimensions.

ETL Process: Extraction (CDC), Transformation, and Loading.

Advanced Topics: SCD Types (1, 2, 3), Fact-less Fact Tables, MOLAP vs ROLAP.

💡 Why Watch This?

✔ 100% Handout Verification (No outside content)

✔ Important Short & Long Questions Highlighted

✔ Repeated MCQs Concepts Explained

✔ Paper Pattern Analysis for Fall 2025

📂 Study Resources:

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⏱️ Video Chapters (Timestamps): 0:00 - Introduction & Paper Pattern (Fall 2025) 2:15 - Lec 1-3: Need for DWH & OLTP vs OLAP 8:30 - Lec 4-6: DWH Architecture & Data Marts 15:45 - Lec 7-10: Dimensional Modeling (Star vs Snowflake) 25:10 - Lec 11-12: SCD Types & Fact-less Facts 32:20 - Lec 13-16: ETL, Data Cleaning & Transformation 40:05 - Lec 17-18: OLAP Operations & Storage Models 45:00 - Important Subjective Questions 48:30 - Exam Tips & Conclusion

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