Given: public class Case { public static void main(String[] args) { String product = "Pen"; product.toLowerCase(); product.concat(" BOX".toLowerCase()); System.out.print(product.substring(4,6)); } } W

The correct answer is E. An exception is thrown at runtime. Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 6 at java.lang.String.substring(Unknown Source)

Working with Selected Classes from the Java API

Question

Given:

public class Case { public static void main(String[] args) { String product = "Pen"; product.toLowerCase(); product.concat(" BOX".toLowerCase()); System.out.print(product.substring(4,6)); } } What is the result?

Options

Abox
Bnbo
Cbo
Dnb
EAn exception is thrown at runtime

How the community answered

(30 responses)

A
7% (2)
B
3% (1)
C
3% (1)
D
13% (4)
E
73% (22)

Explanation

Exception in thread "main" java.lang.StringIndexOutOfBoundsException: String index out of range: 6 at java.lang.String.substring(Unknown Source)

Topics

#String immutability#String methods#StringIndexOutOfBoundsException

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