Introduction to Database System For some relations, changing the data can have undesirable consequences called: transitive dependencies. normal forms. modification anomalies. referential integrity constraints. transitive dependencies. normal forms. modification anomalies. referential integrity constraints. ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following products was the first to implement true relational algebra in a PC DBMS? IDMS dBase-II Oracle R:base IDMS dBase-II Oracle R:base ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A network schema permits many-to-many relation¬ships restricts the structure to a one-to-many relationship stores data in tables All of the listed here permits many-to-many relation¬ships restricts the structure to a one-to-many relationship stores data in tables All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A good query system can be accessed only by data processing professionals None of these both (a) and (b) allows non-programmers to access information stored in a database can accept English language commands can be accessed only by data processing professionals None of these both (a) and (b) allows non-programmers to access information stored in a database can accept English language commands 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 DDL DML query language All of the listed here DDL DML query language All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Given the functional dependency R → S , R is called the determinant. True False True False ANSWER DOWNLOAD EXAMIANS APP
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