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,true true,false None of these true,true false,false false,true true,false None of these true,true false,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); } } Throws an exception as string and int are not compatible for addition None of these hellow9 Compilation error 9hellow Throws an exception as string and int are not compatible for addition None of these hellow9 Compilation error 9hellow ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many Constructor String class have? 11 13 7 None of this 2 11 13 7 None of this 2 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"); } }} "3" is printed. Compilation fails. "2" is printed. An exception is thrown at runtime. "1" is printed. "3" is printed. Compilation fails. "2" is printed. An exception is thrown at runtime. "1" is printed. 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); }} true 0 Displays error message false 1 true 0 Displays error message false 1 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); }} true false false true true true false false true false false true true true false false ANSWER DOWNLOAD EXAMIANS APP
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