What will s2 contain after following lines of Java code?
String s1 = "one";
String s2 = s1.concat("two")
String s1 = "one";
String s2 = s1.concat("two")
A. one
B. two
C. onetwo
D. twoone
Answer: Option C
Related Questions on Strings
In Java, which class is used to represent a sequence of characters as a string?
A. String
B. StringBuilder
C. StringSequence
D. StringArray
What is the correct way to create a new empty String object in Java?
A. String emptyString = "";
B. String emptyString = new String();
C. String emptyString = " ";
D. String emptyString = null;
E. Both A and B
Which of the following methods is used to compare two strings for equality in Java?
A. equals()
B. compareTo()
C. equalsIgnoreCase()
D. compare()
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