Introduction to Database System Entity instances are associated by relationship classes. True False True False ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The model for a _____ resembles the hierarchical model in many respects. Relational database None of these Distributed database Hierarchical database Network database Relational database None of these Distributed database Hierarchical database Network database ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? ALTER TRIGGERS ALTER TABLE MODIFY TRIGGERS IN TABLE All of the listed here ALTER TRIGGERS ALTER TABLE MODIFY TRIGGERS IN TABLE All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System An attribute is a(n): row of a table. two dimensional table. key of a table. column of a table. row of a table. two dimensional table. key of a table. column of a table. 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 Attribute Identifier Relationship Entity Attribute Identifier Relationship ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System The modify operation is likely to be done after Delete Look-up Insert None of these All of these Delete Look-up Insert None of these All of these ANSWER DOWNLOAD EXAMIANS APP
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