Introduction to Database System Entity instances are associated by relationship classes. True False True False 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) ________ . e-commerce database application single-user database application data mining database application multiuser database application e-commerce database application single-user database application data mining database application multiuser database application ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following refers to an entity in which the identifier of one entity includes the identifier of another entity? ID-independent entity Strong entity Weak entity ID-dependent entity ID-independent entity Strong entity Weak entity ID-dependent entity 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 ________ . A report metadata user data indexes A report metadata user data indexes ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Any table that meets the definition of a relation is said to be in first normal form. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Which of the following is not the responsibility of the utilities component of DBMS software? removing flagged records for deletion None of these creating and maintaining the data dictionary creating the physical and logical designs monitoring performance removing flagged records for deletion None of these creating and maintaining the data dictionary creating the physical and logical designs monitoring performance ANSWER DOWNLOAD EXAMIANS APP
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