Database design and implementation UE Past Papers Questions.

The concept of a DBMS environment include all of the following except

• People
• Hardware
• Data
• Attribute
• Procedure

Answer / Solution

What is the relationship called when it is maintained  between three entity types

• Unary
• Binary
• Ternary
• Quaternary

Answer / Solution

In a relation ,

• No  two rows are identical
• The ordering of rows is insignificant
• (A) and (B) are true
• None of these

Answer / Solution

An entity set that does no have sufficient attributes to form a primary key is a

• Strong entity set
• Weak entity set
• Simple entity set
• Primary entity set

Answer / Solution

In the relational modes cardinality is termed as

• Number of tuples
• Number of attributes
• Number of tables
• Number of constraints

Answer / Solution