Which method is used to check if a specific index exists in an INDEX BY table?

Which programming constructs can use a CONTINUE statement?

Which keyword is used to stop a loop immediately in PL/SQL?

In PL/SQL, which clause is used to store the result of a query into a variable?

What is the main purpose of a composite data type in PL/SQL?

Which of the following is a valid SQL statement?

What happens if a SELECT … INTO query returns multiple rows?

While recording a 12 lead ECG, you noticed lots of artifact on the view of Lead I and II, Which electrode is probably not placed appropriately?

The file for this exam is available here: Exam 2-4.xlsx I have included the various queuing models as tabs for your convenience.

Group counseling and individual counseling are effective treatment methods.