Introduction to Database System A compound key uniquely identifies an item in a list is a combination of each unique key None of these is made up a several pieces of information both (a) and (b) uniquely identifies an item in a list is a combination of each unique key None of these is made up a several pieces of information both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not considered to be a basic element of an enterprise-class database system? Database applications Users COBOL programs DBMS Database applications Users COBOL programs DBMS ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In the relational model, relationships between relations or tables are created by using: determinants. foreign keys. composite keys. candidate keys. determinants. foreign keys. composite keys. candidate keys. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In which of the following is a single-entity instance of one type of related to a single-entity instance of another type? Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship Composite Relationship One-to-One Relationship Many-to-Many Relationship One-to-Many Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A minimum cardinality is the minimum number of entity instances that may participate in a relationship instance. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A multiple-form file management system lets you define different forms for different operations allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users both (a) and (b) None of these lets you define different forms for different operations allow you to entry data in all the forms lets you create a look-up form with an associated read-only password to prevent access by unauthorized users both (a) and (b) None of these ANSWER DOWNLOAD EXAMIANS APP
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