Introduction to Database System What name is given to the collection of facts, items of information or data which are related in some way? Information provider Directory information Database Information tree Information provider Directory information Database Information tree ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is NOT a basic element of all versions of the E-R model? Primary keys Relationships Attributes Entities Primary keys Relationships Attributes Entities ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to redefine an index's future storage allocation DO INDEX REDEFINE INDEX None of these MODIFY INDEX ALTER INDEX DO INDEX REDEFINE INDEX None of these MODIFY INDEX ALTER INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which two files are used during operation of the DBMS? query language and utilities data dictionary and query language data dictionary and transaction log None of the listed here query language and utilities data dictionary and query language data dictionary and transaction log None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An audit trail is used to make back-up copies is the recorded history of operations performed on a file All of the listed here can be used to restore lost information is used to make back-up copies is the recorded history of operations performed on a file All of the listed here can be used to restore lost information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation in this form is free of all modification anomalies. Third normal form Domain/key normal form Second normal form First normal form Third normal form Domain/key normal form Second normal form First normal form ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS