When SELF_IS_NULL exception is raised? - PL/SQL Quiz

PL/SQL - Quiz(MCQ)

When SELF_IS_NULL exception is raised?

A)

Errors are raised when dividing by zero is attempted.

B)

Error in PL/SQL occurs when memory is exhausted or corrupt.

C)

It is raised when more than one row is returned by a SELECT INTO statement.

D)

When a member method is invoked on an object type, but its instance has not been initialized, this exception is raised.

Correct Answer : When a member method is invoked on an object type, but its instance has not been initialized, this exception is raised.

Explanation : SELF_IS_NULL exception is raised when a member method is invoked on an object type, but its instance has not been initialized, this exception is raised.

Recently Updated in PL/SQL Questions

Which of the following pass parameters can be referenced by procedure?

A)

IN, OUT

B)

IN, INOUT

C)

OUT, INOUT

D)

None of the Above

Correct Answer : IN, INOUT

Explanation : IN and INOUT pass parameters can be reference by procedure.

Which of the following cannot be overwritten by procedure?

A)

IN

B)

OUT

C)

INOUT

D)

None of the above

Correct Answer : IN

Explanation : IN pass parameter cannot be overwritten by procedure.

Which of the following can be performed in PL/SQL Procedure?

A)

Call

B)

Drop

C)

Create

D)

All of the above

Correct Answer : All of the above

Explanation :

In PL/SQL Procedure, the following functions can be performed :

Call

Drop
Create

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