Question 10551 – Database-Management-System

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

Correct Answer: A

Question 16 Explanation:

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

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

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