# 1z0-144 — Question 602

**Type:** multiple_choice
**Topics:** topic_1

## Question

View the Exhibit to examine the PL/SQL code:
//IMG//


DECLARE -
x NUMBER := 5;
y NUMBER := NULL;

BEGIN -
IF x != y THEN yields NULL, not TRUE
DBMS_OUTPUT.PUT_LINE(x != y); not run
ELSIF x = y THEN also yields NULL
DBMS_OUTPUT.PUT_LINE(x = y);

ELSE -

DBMS_OUTPUT.PUT_LINE -
(Cant tell if x and y are equal or not.);
END IF;
END;
/
SREVROUPUT is on for the session. Which statement is true about the output of the PL/SQL block?

## Correct Answer

_See scenario._

## Explanation

The correct answer is D

**Reference:** examtopics_top_comment

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Source: https://hiexam.net/q/oracle/1z0-144/602  
Practice (tracked): https://hiexam.net/study/1z0-144/practice