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 A maximum cardinality is the maximum number of entity instances that can participate in a relationship instance. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An indexing operation establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here establishes an index for a file sorts a file using a single key sorts file using two keys None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a database, data is stored in spreadsheets which have rows and columns. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The following are functions of a DBMS except ________ . creating databases creating and processing forms administrating databases processing data creating databases creating and processing forms administrating databases processing data ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key None of these is a combination of each unique key uniquely identifies an item in a list is made up a several pieces of information both (a) and (b) None of these is a combination of each unique key uniquely identifies an item in a list is made up a several pieces of information both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
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