Question 3
Consider the relation M(P,Q,R,S,T ) with the following functional dependencies: S → PQ PQR → ST The number of super keys of M is:
Question 3: Consider the relation M(P,Q,R,S,T ) with the following fu…
Show answer
A written answer, not marked automatically.
Question 3 of 16 in the IIT Madras BS Database Management Systems (DBMS) Quiz 2 paper sat on 12 Apr 2026, in the January 2026 term (Business Data Management 06 Apr 26). It carries 3 marks.
More questions from this paper
- Consider the following Entity Relationship Diagram: Choose the correct statement(s):
- Suppose we are trying to find a number 52 in a binary search tree. Which of the following probe sequences are possible …
- Consider the following schema:
- Consider the relational schema R(A, B, C, D, E, F, G, H), with the following functional dependencies: D → EF GB → C G →…
- Consider a relation G(P,Q,R,S,T), with the following functional dependencies: T → P QR → T P → Q What is the highest no…
- Consider a relation R(A,B,C,D,E,F,G,H) with the following functional dependencies: A→BC B →CFH E →A F →EG CH →G Normali…
- Consider a hard-disk with the following specifications: Average Seek Time = 12ms Average Rotational delay = 3.5 ms One …
- Consider a relation shoe(model, price) which contains the models and prices of different shoes. If it is given that pri…
- Which among the following methods of psycopg2 is/are used to execute SQL statements?
- Consider a relation R(A,B,C,D) which has no non-trivial functional dependencies. Select all the option(s) which can ser…
- Consider a relation R(A,B,C,D,E) with the following functional dependency set: FD = {D → B, E → A, CD → E } If this rel…
- How many functional dependencies are there in the canonical/minimal cover of the given relation?
- How many canonical/minimal cover(s) is/are possible for the given relation?
- Suppose LRU block replacement policy is used for managing the buffer in main memory. If the buffer has 3 block frames, …
- Given a relation T(P,Q,R) with the following set of functional dependencies: P → QR Q → PR R → PQ Answer the given sub-…