String Questions

A vibrant illustration depicting Java programming elements, featuring the word 'String' in a stylistic font, alongside graphical representations of code snippets and string manipulations.

Java String Mastery Quiz

Test your knowledge of Java String manipulation with this engaging quiz designed for developers and coding enthusiasts! Explore various key concepts including immutability, string concatenation, and comparison.

Whether you are brushing up on your Java skills or preparing for an interview, this quiz is perfect for you. Key features include:

Insightful Java String questions
Practical coding examples
Boost your understanding of Java fundamentals

6 Questions2 MinutesCreated by CodingGuru102

How to create String object in Java? Mention types

Give Explanation on below programs

package stringPrograms;

public class ImmutabilityTest

{

public static void main(String[] args)

{

String s = "hello";

s.concat("world"); // concat() method adds string at the end.

System.out.println(s); // It will print "hello" because string is immutable object.

}

package stringPrograms; public class DoubleEqualOperatorTest { public static void main(String args[]) { String s1 = "Cricket"; String s2 = "Cricket"; String s3 = new String("Cricket");

System.out.println(s1==s2); Question: Returns True or False ? System.out.println(s1==s3); Questions: Returns True or False ?

} }

package stringPrograms; public class StringConcatenationTest1 {

public static void main(String[] args) {

String s1 = "SNI";

s1.concat("APMT");

System.out.println(s1);

}

What will be the output ?

public class Testing {

public static void main(String[] args) {

char chars[] = { 'T', 'e', 's', 't', 'i', 'n', 'g' };

String s = new String(chars, 0,4);

System.out.println(s); What will be output ?

} }

String s = "Testing";

s.length();

What is the output ?

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