Introduction to Database System In the relational model, relationships between relations or tables are created by using: foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. candidate keys. determinants. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is a type of DBMS software? report writer utilities All of these database manipulation language query language report writer utilities All of these database manipulation language query language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to select only one copy of each set of duplicable rows SELECT DIFFERENT SELECT UNIQUE None of these All of these SELECT DISTINCT SELECT DIFFERENT SELECT UNIQUE None of these All of these SELECT DISTINCT ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Batch processing is appropriate if only a few transactions are involved None of these a large computer system is available only a small computer system is available All of these only a few transactions are involved None of these a large computer system is available only a small computer system is available All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A DBMS that combines a DBMS and an application generator is ________ . Microsoft's Access Oracle Corporation's Oracle Microsoft's SQL Server IBM's DB2 Microsoft's Access Oracle Corporation's Oracle Microsoft's SQL Server IBM's DB2 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a relation, the rows are sometimes called "fields". True False True False ANSWER DOWNLOAD EXAMIANS APP
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