Introduction to Database System The different classes of relations created by the technique for preventing modification anomalies are called: None of these functional dependencies. referential integrity constraints. normal forms. None of these functional dependencies. referential integrity constraints. normal forms. 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 DISTINCT None of these SELECT DIFFERENT All of these SELECT UNIQUE SELECT DISTINCT None of these SELECT DIFFERENT All of these SELECT UNIQUE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The DBMS that is most difficult to use is ________ . IBM's DB2 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 ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The language used in application programs to request data from the DBMS is referred to as the All of the listed here query language DML DDL All of the listed here query language DML DDL 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? One-to-Many Relationship Many-to-Many Relationship Composite Relationship One-to-One Relationship One-to-Many Relationship Many-to-Many Relationship Composite Relationship One-to-One Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The XML family of standards is very important in database processing today. False True False True ANSWER DOWNLOAD EXAMIANS APP
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