MC	Which statement is NOT CORRECT?	The BLOB data type can be used to store image data.	incorrect	Recursive queries are a powerful SQL extension which allow to formulate complex queries such as queries that have multiple subqueries.	correct	Triggers allows to perform synchronic updates in case of data replication.	incorrect	A distinct data type in ORDBMSs is a user-defined data type that specializes a standard, built-in SQL data type.	incorrect	
MC	Recursive queries are a powerful SQL extension which allow to formulate complex queries such as...	queries that need to navigate through a hierarchy of tuples.	correct	queries that have multiple subqueries.	incorrect	queries that need to get access to multimedia data.	incorrect	queries that need to combine data from multiple tables.	incorrect	
MC	Which data type can be used to store image data?	CLOB	incorrect	BLOB	correct	None of these types	incorrect	DBCLOB	incorrect	
MC	An ORDBMS will typically support inheritance...	only at a tuple level	incorrect	only at data type level	incorrect	both at data type and table type level	correct	only at table type level	incorrect	
MC	Which statement is CORRECT?	The key difference between stored procedures and triggers is that stored procedures cannot have input variables whereas triggers can.	incorrect	Triggers always help to enhance maintainability and performance.	incorrect	The key difference between stored procedures and triggers is that stored procedures are stored in the data catalog, whereas triggers are not.	incorrect	Triggers allows to perform synchronic updates in case of data replication.	correct	
MC	Which data type can be used to store image data?	BLOB	correct	None of these types	incorrect	CLOB	incorrect	DBCLOB	incorrect	
MC	Which of the following is not an advantage of triggers?	Triggers allow to avoid deadlock situations.  	correct	Triggers support automatic monitoring and verification in case of specific events or situations.	incorrect	Triggers allow to model extra semantics and/or integrity rules without changing the user front-end or application code.	incorrect	Triggers allows to perform synchronic updates in case of data replication.	incorrect	
MC	Which data type can be used to store image data?	CLOB	incorrect	None of these types	incorrect	BLOB	correct	DBCLOB	incorrect	
MC	An ORDBMS will typically support inheritance...	both at data type and table type level	correct	only at table type level	incorrect	only at a tuple level	incorrect	only at data type level	incorrect	
MC	An ORDBMS will typically support inheritance...	both at data type and table type level	correct	only at data type level	incorrect	only at table type level	incorrect	only at a tuple level	incorrect