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)); }} false,false true,true false,true true,false None of these false,false true,true false,true true,false None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The String method compareTo() returns true an int value -1 false 1 true an int value -1 false 1 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); } } 9hellow Compilation error None of these hellow9 Throws an exception as string and int are not compatible for addition 9hellow Compilation error None of these hellow9 Throws an exception as string and int are not compatible for addition ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings Determine output:public class Test{ public static void main(String args[]){ String s1 = "SITHA";String s2 = "RAMA";System.out.println(s1.charAt(0) > s2.charAt(0)); }} true Throws Exception false Compilation error 0 true Throws Exception false Compilation error 0 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)); }} one onetwo twoone None of these two one onetwo twoone None of these two 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"); } }} Compilation fails. "2" is printed. "3" is printed. "1" is printed. An exception is thrown at runtime. Compilation fails. "2" is printed. "3" is printed. "1" is printed. An exception is thrown at runtime. ANSWER DOWNLOAD EXAMIANS APP
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