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PLSQL Chapter 2 Quiz

Welcome to your PLSQL Chapter 2 Quiz

1. 
What keyword is used to start the section where variables are created?

2. 
What do you need to include when declaring a variable?

3. 
What is a constant?

4. 
What's wrong with this code?

DECLARE
l_radius NUMBER(8);
BEGIN
DBMS_OUTPUT.PUT_LINE('The diameter is ' || 2 * l_radius);
END;

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