DBMS

The key which is eligible for Primary key is

• Primary key

• Candidate key

• super key

• alternate key

The level that describes how data is actually stored

• physical level

• Conceptual level

• External level

• View Level

The level that does not care for how the data in the database is actually store

• conceptual level

• Internal level

• External level

• Physical Level

The level that only shows the relevant database content to the users in the form of views and hides the rest of the data

• Conceptual level

• external level

• Internal level

• Physical Level

Structure of the database is the ...................................

• text model

• meta model

• data model

• simple model

Each table in a relational schema is referred to as a ..................

• data

• schema

• relation

• type data

Rows in the table are called ...............

• tuples

• table

• label

• attribute

----------------------refers to data that is not captured or formatted in conventional ways

• Semi-structured data

• Entity-Relationship

• Object-based data models

• Relational Model

The --------------------------- data model uses a collection of basic objects, called entities, and relationships among these objects

• Entity-Relationship (E-R)

• Semi-structured data

• Object-based data models

• Relational Model

The -------------------- in DBMS or OODM is the data model where data is stored in the form of objects.

• Semi-structured data

• Entity-Relationship

• Object-Oriented Model

• Relational Model