Creating References Using Inheritance Hierarchies

AP Computer Science A· difficulty 3/5

String s = null;
System.out.println(s instanceof String);

What is printed?

A
$false$
check_circle
B
$true$
C
$NullPointerException$
D
$Compile-time error$

Explanation

<code> null instanceof X </code> is always false in Java.

Want 10 more like this — adaptive to your weak spots?

Practice 10 like thisarrow_forward Predict my AP score

Related questions

csa-u910-060
What happens?…
chevron_right
csa-u910-055
What is printed?…
chevron_right
csa-hard3-005
Consider: <code class="language-java"class Vehicle {} class Car extends Vehicle {} class Truck extends Vehicle { public String haul() { return "load"; } } Vehic…
chevron_right

auto_awesomeAll Tools question_answerHomework Q&A menu_bookAP & SAT Prep timelineLearn Mode