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ECIL GET 2018 : Topic wise test-1 (Database)
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Question 1
Consider the following in the given table
How many functional dependencies are exists in the canonical cover of this relation.
How many functional dependencies are exists in the canonical cover of this relation.
Question 2
Attribute Y is said to be fully functionally dependent on attribute X if it is
Question 3
How many minimum Relations required from the following ER Diagram which are satisfy 4 NF?
Question 4
SELECT e.ename, d.dname
FROM emp e, dept d
WHERE e.deptno = d.deptno
AND e.sal > 1000;
Determine the capability of the SELECT statement demonstrated in the given query.
A.Selection
B. Filtering
C. Joining
D. Projection
Question 5
In ER-model , weak entity meets which of the following conditions is true?
Question 6
Singleton is
Question 7
Which of the following statements is correct.
Question 8
A secondary index on a non candidate key
Question 9
The concept of clustering index is based on which of the following:
Question 10
An index file consists of :
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GATE & PSU CSDatabasesApr 1GATE & PSU CS