Introduction to Database System In SQL, which command(s) is(are) used to enable/disable all triggers on a table? MODIFY TRIGGERS IN TABLE ALTER TABLE ALTER TRIGGERS All of the listed here MODIFY TRIGGERS IN TABLE ALTER TABLE ALTER TRIGGERS All of the listed here ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System In SQL, which command is used to add a column/integrity constraint to a table ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ALTER TABLE ADD COLUMN INSERT COLUMN MODIFY TABLE ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System All instances of an entity class have the same attributes. False True False True 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. False True False True 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? Identifier Attribute Relationship Entity Identifier Attribute Relationship Entity ANSWER DOWNLOAD EXAMIANS APP
Introduction to Database System Entities can be associated with one another in which of the following? Entities Relationships Attributes Identifiers Entities Relationships Attributes Identifiers ANSWER DOWNLOAD EXAMIANS APP