GATE DA · 2026 · DA
Question 59: Database Management and Warehousing
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Question 59
DANAT2 marksNeeds review
Let there be two relations
and
as shown.
has three columns
,
and
.
has two columns
and
. | | |
|---|---|---|
P1 | Q1 | R1 |
P2 | Q2 | R2 |
P3 | Q3 | R2 |
| |
|---|---|
P1 | 10 |
P1 | 15 |
P2 | 20 |
P3 | 1 |
Consider that the following tuple relational calculus expression is evaluated.
The number of tuples that will be returned is ________ . (Answer in integer)
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2026DA
GATE DA 2026 · Paper 1
Data Science and Artificial Intelligence · Original paper archive
- Section
- Data Science and Artificial Intelligence
- Question type
- Numerical answer (NAT)
- Marks
- 2 marks
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