JAVA Strings toString() method is defined in java.lang.util java.lang.String java.lang.Object None of these java.lang.util java.lang.String java.lang.Object None of these ANSWER DOWNLOAD EXAMIANS APP
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"); } }} "2" is printed. An exception is thrown at runtime. Compilation fails. "3" is printed. "1" is printed. "2" is printed. An exception is thrown at runtime. Compilation fails. "3" is printed. "1" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings 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. } An exception is thrown at runtime. Compilation fails because of an error at line 3 Compilation fails because of an error at line 5 one.two.three. None of these An exception is thrown at runtime. Compilation fails because of an error at line 3 Compilation fails because of an error at line 5 one.two.three. None of these 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 two one None of these onetwo twoone two one None of these onetwo ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings 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)); }} true,true false,true false,false None of these true,false true,true false,true false,false None of these true,false 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); } } hellow9 9hellow Compilation error None of these Throws an exception as string and int are not compatible for addition hellow9 9hellow Compilation error None of these Throws an exception as string and int are not compatible for addition ANSWER DOWNLOAD EXAMIANS APP
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