CS403 Quiz by VU Topper RM

Which is not the function of Database Management System?

failure response services

The conceptual database design can be transformed into any .

Which is the second stage in the database development process?

Requirement analysis

Functional dependencies under interference rule reflexivity are called

Trival

If many instances of the “Book” entity are associated with the many instances of the “Student” entity, then the relationship between them is:

Mant to many

Which of the following constraints enforces entity integrity?

Primary key

Unary operations involves

Only one relation

entity has a primary key that is partially or totally derived from the parent entity in the relationship. weak

In appropriate data model is chosen.

Logical database design

Which of the following is drawback of standardization?

Lack of uniqueness

Recursive relationship is also called .

Unary

Binary relation

Home relation

DFD does not provide us a way to represent

Decision

is used to maintain a connection between the users of the database system.

File server

Which of the following is an advantage of using the Traditional File Organization?

Simplicity

Which of the following is the input to Analysis Phase?

DFD

Name and are part of the definitions of an attribute.

Domain

Which of the following most certainly implies the need for an entire table to implement?

A ternary relationship

Core of the Database Architecture is