Introduction to Database System Which of the following is not a logical data-base structure? chain network relational tree chain network relational tree ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The degree of a relationship refers to the number of entity classes in the relationship. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type may be related to more than one record of another record type. Many-to many relationship One-to-one relationship One-to-many relationship Many-to-one relationship Many-to many relationship One-to-one relationship One-to-many relationship Many-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An application where only one user accesses the database at a given time is an example of a(n) ________ . multiuser database application single-user database application e-commerce database application data mining database application multiuser database application single-user database application e-commerce database application data mining database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The term _____ is sometimes used to refer to a data file in which all the records have the same record format, that is, the same field names, field lengths, and data types. Table Flat file Database None of these Data structure Table Flat file Database None of these Data structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A relation has cells that hold multi-value entries. False True False True ANSWER DOWNLOAD EXAMIANS APP
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