JAVA Strings What will be the output of the following program?public class Test{ public static void main(String args[]){String str1 = "one";String str2 = "two";System.out.println(str1.concat(str2)); }} onetwo None of these two one twoone onetwo None of these two one twoone ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings toString() method is defined in java.lang.util None of these java.lang.Object java.lang.String java.lang.util None of these java.lang.Object java.lang.String ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is The first occurrence of k is replaced by a. Displays error message All characters a are replaced by k. All characters k are replaced by a. The first occurrence of k is replaced by a. Displays error message All characters a are replaced by k. All characters k are replaced by a. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output?public class Test{ public static void main (String[] args){ String test = "a1b2c3"; String[] tokens = test.split("\\d"); for(String s: tokens) System.out.print(s); } } abc Runtime exception thrown 123 Compilation error abc Runtime exception thrown 123 Compilation error ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output of the following program code?class LogicalCompare{ public static void main(String args[]){ String str1 = new String("OKAY"); String str2 = new String(str1); System.out.println(str1 == str2); }} 1 false Displays error message true 0 1 false Displays error message true 0 ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What could be output of the following fragment of code?public class Test{ public static void main(String args[]){ String x = "hellow";int y = 9;System.out.println(x += y); } } Compilation error Throws an exception as string and int are not compatible for addition None of these 9hellow hellow9 Compilation error Throws an exception as string and int are not compatible for addition None of these 9hellow hellow9 ANSWER DOWNLOAD EXAMIANS APP