Introduction to Database System Data item characteristics that are important in data management include width spelling punctuation language width spelling punctuation language ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In a _____ a parent record type can be linked to one or more "child" record types, but a child record type can have only one parent. Distributed database Hierarchical database Network database Relational database Distributed database Hierarchical database Network database Relational database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not an advantage of the data-base approach? ability to associate related data program/data independence increased security elimination of the data redundancy All of these ability to associate related data program/data independence increased security elimination of the data redundancy All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Distributed database Network database None of these Relational database Hierarchical database Distributed database Network database None of these Relational database Hierarchical database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The files stored on a secondary stage device are composed of a hierarchy of data. What does a record in a file contain? Bits Data field Characters None of the listed here Bits Data field Characters None of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key uniquely identifies an item in a list None of these is made up a several pieces of information is a combination of each unique key both (a) and (b) uniquely identifies an item in a list None of these is made up a several pieces of information is a combination of each unique key both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS