Introduction to Database System Which of the following hardware components is the most important to the operation of a database management system? high speed, large-capacity disk plotter printer high-resolution video display high speed, large-capacity disk plotter printer high-resolution video display ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System To have a file hold a list, it is necessary to identify the records in the list decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. All of the listed here identify the records in the list decide which fields will be used as sort or index keys identify the name, width and type of the fields of each record. All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A _____ means that one record in a particular record type is related to only one record of another record type. Many-to-many relationship None of these Many-to-one relationship One-to-many relationship One-to-one relationship Many-to-many relationship None of these Many-to-one relationship One-to-many relationship One-to-one relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute describes the entity's characteristics. False True False True ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A command that lets you change one or more fields in a record is All of these Insert Modify None of these Look-up All of these Insert Modify None of these Look-up ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a one-to-many relationship, the entity that is on the one side of the relationship is called a(n) ________ entity. child parent instance subtype child parent instance subtype ANSWER DOWNLOAD EXAMIANS APP
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