JAVA Strings Determine output:public class Test{ public static void main(String args[]){ String str = null; if(str.length() == 0){ System.out.print("1"); } else if(str == null){ System.out.print("2"); } else{ System.out.print("3"); } }} Compilation fails. "2" is printed. "3" is printed. An exception is thrown at runtime. "1" is printed. Compilation fails. "2" is printed. "3" is printed. An exception is thrown at runtime. "1" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The output of the following fraction of code ispublic class Test{ public static void main(String args[]){ String s1 = new String("Hello");String s2 = new String("Hellow");System.out.println(s1 = s2);}} Hello None of these Throws an exception Compilation error Hellow Hello None of these Throws an exception Compilation error Hellow ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output of the following program?public class Test{ public static void main(String args[]){String s1 = "java";String s2 = "java";System.out.println(s1.equals(s2));System.out.println(s1 == s2); }} false false true false false true true true false false true false false true true true ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is All characters k are replaced by a. The first occurrence of k is replaced by a. All characters a are replaced by k. Displays error message All characters k are replaced by a. The first occurrence of k is replaced by a. All characters a are replaced by k. Displays error message ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The class string belongs to ................. package. java.lang java.applet java.string java.awt java.lang java.applet java.string java.awt ANSWER DOWNLOAD EXAMIANS APP
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)); }} twoone onetwo two None of these one twoone onetwo two None of these one ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS