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Conflict Serializability MCWs for Gate Exam Q1 Schedule: r1(A) r2(B) r1(B) w2(B) w1(A) c1 c2Is this schedule...
Relational Calculus MCQs (Q1–Q100) Q1. Consider relation Student(SID, Name, Age, Marks).Which of the following Tuple Relational Calculus...
SQL (Structural / Advanced) MCQs — GATE level Each question: 4 options (A–D). Correct answer shown with...
Relational Algebra MCQs (for GATE DBMS) — Each question includes 4 options (A–D) and a complete solution....
lossless decomposition and dependency-preserving decompositions in relational schemas (DBMS / GATE style).Each question has four options (A–D),...
🧠 Functional Dependency – 100 MCQs for GATE (DBMS) Q1. Given FDs on relation R(A,B,C): A →...
Data Link Layer in Detail The Data Link Layer (Layer 2) of the OSI model is responsible...