Data Independence MCQ (Multiple Choice Questions) PDF Download

The type of data independence in which the schema can be altered on conceptual level without altering external level is classified as

1. conceptual level independence
2. external level independence
3. logical data independence
4. physical data independence

The characteristic of database management system which allows the program operation independence and program data independence is classified as

1. conceptual abstraction
2. implementation abstraction
3. data abstraction
4. interface abstraction

The capacity to alter the database schema at one level without altering any other schema level is classified as

1. data mapping
2. data independence
3. data dependence
4. data transformation

The type of data independence in which the internal schema can be modified without modifying the conceptual schema is classified as

1. logical data independence
2. physical data independence
3. conceptual level independence
4. external level independence