Introduction to DBMS MCQ with Answers PDF Download – Test 72

The systematic collection of data is classified as

1. customer services
2. database
3. updated records
4. customer data management

The type of relationship between attributes in which similar entity participates more than once by playing different roles is classified as

1. intensive relationships
2. recursive relationship
3. extensive relationship
4. floating relationships

The applications that are used for weather information or the collection of maps for geographical information is classified as

1. scientific applications
2. logical applications
3. tracking applications
4. spatial applications

In database management systems, the record which contains all the information needed for one statement of standard query language is called

1. statement record
2. environment record
3. description record
4. connection record

The operation which is used to select the subset of tuples by satisfying the selection constraint and the selection is made from relation is classified as

1. CHOOSE operation
2. SELECT operation
3. NON-SELECT operation
4. SUBSET operation