UGC NET CS 2016 Aug- paper-3
April 14, 2024UGC NET CS 2016 Aug- paper-3
April 14, 2024Database-Management-System
| Question 454 |
Suppose database table T1(P, R) currently has tuples {(10, 5), (15, 8), (25, 6)} and table T2 (A, C) currently has {(10, 6), (25, 3), (10, 5)}. Consider the following three relational algebra queries RA1, RA2 and RA3:
The number of tuples in the resulting table of RA1, RA2 and RA3 are given by:
| 2, 4, 2 respectively | |
| 2, 3, 2 respectively | |
| 3, 3, 1 respectively | |
| 3, 4, 1 respectively |
Question 454 Explanation:
Correct Answer: D
Question 454 Explanation:
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