Introduction to Database System The data dictionary tells the DBMS what attribute are possessed by the data what these files contain All of the listed here what files are in the database what attribute are possessed by the data what these files contain All of the listed here what files are in the database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following indicates the maximum number of entities that can be involved in a relationship? Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) Maximum cardinality Minimum cardinality ERD Greater Entity Count (GEC) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The purpose of a database is to help people stop using spreadsheets. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains the widths of all fields in all files None of these All of these the data types of all fields in all files the names of all fields in all files the widths of all fields in all files None of these All of these the data types of all fields in all files the names of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: composite keys. determinants. candidate keys. foreign keys. composite keys. determinants. candidate keys. foreign keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: normal forms. functional dependencies. None of these referential integrity constraints. normal forms. functional dependencies. None of these referential integrity constraints. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS