Query Processing Quiz Questions and Answers PDF - 153

MCQ 761: After the query plan is chosen, the query is

1. Executed
2. Evaluated
3. Interpreted
4. Implemented

MCQ 762: The rename operation is expressed by the lower case Greek letter, named

1. alpha
2. beta
3. sigma
4. rho

MCQ 763: In an entity relationship model, an association among several entities is known as

1. Relationship
2. Connection
3. Participation
4. Synchronization

MCQ 764: The Read authorization type allows reading but

1. Modification
2. No Modification
3. No retrieval
4. Retrieval

MCQ 765: Data about data is referred to as

1. Grand-data
2. Metadata
3. Teradata
4. Tieradata