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 true false false true true true false TRUE ANSWER : ? YOUR ANSWER : ?
What will be the output?1. public class Test{2. public static void main(String args[]){3. Object myObj = new String[]{"one", "two", "three"};4. {5. for(String s : (String[])myObj) 6. System.out.print(s + ".");7. }8. }9. } None of these Compilation fails because of an error at line 5 An exception is thrown at runtime. one.two.three. Compilation fails because of an error at line 3 TRUE ANSWER : ? YOUR ANSWER : ?
What will be the output of the following program code?public class Test{ public static void main(String args[]){ String s = "what"; StringBuffer sb = new StringBuffer("what"); System.out.print(sb.equals(s)+","+s.equals(sb)); }} false,true None of these false,false true,false true,true TRUE ANSWER : ? YOUR ANSWER : ?
toString() method is defined in java.lang.String java.lang.util java.lang.Object None of these TRUE ANSWER : ? YOUR ANSWER : ?
What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); S1=579,S2=579 None of This S1=123456, S2=579 S1=123456,S2=123456 TRUE ANSWER : ? YOUR ANSWER : ?
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 Displays error message false 0 true TRUE ANSWER : ? YOUR ANSWER : ?
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. An exception is thrown at runtime. "2" is printed. "1" is printed. "3" is printed. TRUE ANSWER : ? YOUR ANSWER : ?
The class string belongs to ................. package. java.string java.awt java.lang java.applet TRUE ANSWER : ? YOUR ANSWER : ?