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Questions and Answers
What keyword is used in PL/SQL to explicitly generate an exception?
What keyword is used in PL/SQL to explicitly generate an exception?
- EXCEPTION
- RAISE (correct)
- THEN
- BEGIN
What action is specified within the EXCEPTION block in PL/SQL?
What action is specified within the EXCEPTION block in PL/SQL?
- Handling exceptions (correct)
- Generating exceptions
- Variable declarations
- Conditional checks
In the given PL/SQL code, what will happen if the value of 'crno' is greater than 3?
In the given PL/SQL code, what will happen if the value of 'crno' is greater than 3?
- 'crno' will be set to 0
- 'crno' will be set to 3
- 'crno' will be ignored
- An exception will be raised (correct)
What does 'dbms_output.put_line' do in PL/SQL?
What does 'dbms_output.put_line' do in PL/SQL?
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Which data type is used for 'sno' in the PL/SQL code snippet?
Which data type is used for 'sno' in the PL/SQL code snippet?
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What does the 'RAISE invalid_total;' statement do in PL/SQL?
What does the 'RAISE invalid_total;' statement do in PL/SQL?
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What is the purpose of the 'set serveroutput on;' statement in PL/SQL?
What is the purpose of the 'set serveroutput on;' statement in PL/SQL?
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Why is 'Total number of courses cannot be more than 3' displayed in the output?
Why is 'Total number of courses cannot be more than 3' displayed in the output?
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