Database-Management-System

Question 48

Match the pairs in the following questions:

(a) Secondary index                  (p) Function dependency
(b) Non-procedural query language    (q) B-tree
(c) Closure of a set of attributes   (r) Domain calculus
(d) Natural join                     (s) Relational algebraic operations

A	(a) – (q), (b) – (r), (c) – (p), (d) – (s)

Database-Management-SystemMatch-the-FollowingGATE 1990Video-Explanation

Question 48 Explanation:

Secondary index → B-Tree
Non-procedural query language → Domain calculus
Closure of set of attributes → Function dependency
Natural join → Relational algebraic operations

Correct Answer: A

Question 48 Explanation:

Secondary index → B-Tree
Non-procedural query language → Domain calculus
Closure of set of attributes → Function dependency
Natural join → Relational algebraic operations

Question 3161 – 2016 August NTA UGC NET Paper 1

Relational-Algebra

Question 3161 – 2016 August NTA UGC NET Paper 1

Relational-Algebra

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