Database Management Questions & Answers: part17



Software Programming : Database Management QUESTIONS AND ANSWERS :: part17 : 1 to 5

Following Software Programming language Entrance Multiple choice objective type questions and answers will help you in Software Programming 2015 examinations :

1.The hierarchical database model uses the hierarchic sequence that always starts at

The right side of the tree
The left side of the tree
The top of the tree
The bottom of the tree
Middle of the above.

2.A functional dependency between two or more non-key attributes is called

Partial functional dependency
Partial non-key dependency
Transitive dependency
Partial transitive dependency
Key dependency.

3.Which of the following is a component of the relational data model included to specify business rules to maintain the integrity of data when they are manipulated?

Business rule constraint
Data integrity
Business integrity
Data structure
Entity Integrity.

4.In a super type/subtype hierarchy, each subtype has

Only one super type
Many super types
At most two super types
At least one subtype
Not at all.

5.The property of transaction which ensures that either all operations of the transaction are reflected properly in the database or none, is called

Atomicity
Durability
Isolation
Consistency
Deadlock.

More Database Management QUESTIONS AND ANSWERS available in next pages

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