Conceptual Data Models MCQ (Multiple Choice Questions) PDF Download

The detailed description on entity constraints, entity relationships and entity types is expressed in

1. low level schema design
2. physical design
3. conceptual design
4. logical design

The phase in data designing in which the access paths and database indexes are specified is classified as

1. structural design
2. physical design of database
3. data model mapping
4. logical design

The first step in designing high level conceptual data model is

1. logical design analysis
2. conceptual design analysis
3. functional requirement analysis
4. requirement analysis

The schema which specifies that all the database users requirements have been met is called

1. high level conceptual schema
2. high level logical schema
3. high level structural schema
4. high level detailed schema

In the commercial database management system, the relational database model is also known as

1. implementation data model
2. attribution data model
3. sequential data model
4. functional data model