JAVA Strings What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); S1=123456, S2=579 None of This S1=579,S2=579 S1=123456,S2=123456 S1=123456, S2=579 None of This S1=579,S2=579 S1=123456,S2=123456 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 false true true false true true false false false true true false true ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings toString() method is defined in java.lang.util None of these java.lang.Object java.lang.String java.lang.util None of these java.lang.Object java.lang.String 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); }} false 1 0 Displays error message true false 1 0 Displays error message true 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. "1" is printed. "3" is printed. An exception is thrown at runtime. Compilation fails. "2" is printed. "1" is printed. "3" is printed. An exception is thrown at runtime. Compilation fails. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many Constructor String class have? 2 11 13 None of this 7 2 11 13 None of this 7 ANSWER DOWNLOAD EXAMIANS APP
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