Introduction to Database System A ____ Contains the smallest unit of meaningful data, so you might call it the basic building block for a data file. Database Fields Records File structure Database Fields Records File structure ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A compound key None of these uniquely identifies an item in a list is a combination of each unique key both (a) and (b) is made up a several pieces of information None of these uniquely identifies an item in a list is a combination of each unique key both (a) and (b) is made up a several pieces of information ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to something that can be identified in the user's work environment, something that the users want to track? Entity Identifier Relationship Attribute Entity Identifier Relationship Attribute ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System One approach to standardizing storing of data CODASYL specifications MIS None of these structured programming All of these CODASYL specifications MIS None of these structured programming All of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The physical location of a record is determined by a mathematical formula that transforms a file key into a record location in a tree file an indexed file a sequential file a hashed file None of these a tree file an indexed file a sequential file a hashed file None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System A data dictionary is a special file that contains None of these the widths of all fields in all files the names of all fields in all files All of these the data types of all fields in all files None of these the widths of all fields in all files the names of all fields in all files All of these the data types of all fields in all files ANSWER DOWNLOAD EXAMIANS APP
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