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IT0009 - Formative 4

QuestionAnswer
The ___ option drops and re-creates the package specification. ✅ OR REPLACE
Package constructs that can be seen and executed from ____ the package are considered public. ✅ outside
Encapsulation refers to a two-part structure in which the detailed _____ code is invisible to the calling environment. ✅ implementation
One of the reasons for using packages is encapsulation wherein related programs and variables are grouped together. (T/F) ✅ True
Variables declared in the package specification are initialized to NULL by default. (T/F) ✅ True
DBA shutting down the database is a data event. (T/F) ✅ False
Since triggers are never explicitly invoked, they cannot receive parameters. (T/F) ✅ True
Trigger executes ___ whenever the associated action occurs. ✅ implicitly
Which statement is used to enable a database trigger? ✅ ALTER TRIGGER trigger_name ENABLE;
Which will view the detailed code and status of the trigger in the data dictionary? ✅ USER_TRIGGERS
The conditional predicates are: ______, INSERTING, DELETING. ✅ UPDATING
In creating a trigger you need to consider the timing and _____. ✅ event
You specify a row trigger using _____ clause. ✅ FOR EACH ROW
Event determines which DML operation causes the trigger to fire. Values are DELETE, UPDATE [OF column], and _____. ✅ INSERT
The following determines when a DML trigger will execute: BEFORE, AFTER, _____. ✅ INSTEAD OF
DML Trigger is classified in two ways: when they execute, how they execute. (T/F) ✅ True
The row trigger is the default type of DML trigger. (T/F) ✅ False
The PREDICATE keywords are automatically declared Boolean variables set to TRUE or FALSE by Oracle. (T/F) ✅ True
A DML trigger is a database trigger. (T/F) ✅ True
The EXECUTE statement is used to invoke a procedure in a trigger. (T/F) ✅ False
A mutating table is an object that is currently being modified by a DML statement. (T/F) ✅ True
The ON SCHEMA cannot be used with SHUTDOWN and STARTUP events. (T/F) ✅ True
The ____ is a statement used to invoke procedure in a trigger. ✅ CALL
Which DDL statements cause a DDL trigger to fire? ✅ CREATE, ALTER, DROP
The ON SCHEMA fires the trigger only for ___ sessions. ✅ OWN
The ___ are fired by non-SQL events in the database. ✅ Database event trigger
Created by: saiii
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