Introduction to Database System Entities can be associated with one another in which of the following? Attributes Identifiers Entities Relationships Attributes Identifiers Entities Relationships ANSWER DOWNLOAD EXAMIANS APP
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. File structure Database Fields Records File structure Database Fields Records ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An entity class is a collection of entities and is described by the structure of the entities in that class. True False True False 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 Look-up Modify None of these All of these Insert Look-up Modify None of these ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to redefine an index's future storage allocation None of these MODIFY INDEX ALTER INDEX DO INDEX REDEFINE INDEX None of these MODIFY INDEX ALTER INDEX DO INDEX REDEFINE INDEX ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System You have run an SQL statement that asked the DBMS to display data in a table named USER_TABLES. The results include columns of data labeled "TableName," "NumberOfColumns" and "PrimaryKey." You are looking at ________ . indexes metadata user data A report indexes metadata user data A report ANSWER DOWNLOAD EXAMIANS APP
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