Day 24 | Relational Model, ER Mapping & Relational Algebra MCQs | BPSC TRE 4.0 Computer Science MCQs

Описание: 📌 Welcome to Day 24 of the BPSC TRE 4.0 Computer Science MCQ Series!
आज की क्लास में हम DBMS के एक और बेहद महत्वपूर्ण और बार-बार पूछे जाने वाले टॉपिक्स को कवर करेंगे —
Relational Model, ER Mapping, Relational Algebra Operations, Codd’s Rules & Keys & Constraints

📚 Today’s Class Includes In-Depth MCQs On:

🔹 Relational Model Concepts – Tuple, Attribute, Relation
🔹 Relational Schema, Degree, Cardinality
🔹 Super Key, Candidate Key, Primary Key, Alternate Key
🔹 Entity Integrity & Referential Integrity Constraints
🔹 Null Values, Atomic Values & Properties of Relations
🔹 ER to Relational Mapping Rules
🔹 Specialization & Generalization
🔹 Relational Algebra (Selection, Projection, Joins, Union)
🔹 Codd’s Rules for RDBMS
🔹 Anomalies & Functional Dependencies (Basic Concepts)

🎯 This Session is Extremely Helpful For:

✔ BPSC TRE 4.0
✔ STET
✔ CTET
✔ DSSSB
✔ KVS / NVS
✔ Polytechnic Lecturer
✔ सभी Computer Science Teaching Exams

💡 What’s Included in Day 24?

🔥 Topic-wise MCQs with explanation
🔥 TRE, CTET, KVS, DSSSB के PYQs
🔥 Relational Algebra & Joins focused questions
🔥 ER to Table mapping conversions
🔥 Basic से Advanced level तक के questions (Hindi + English)

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