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"); } }} An exception is thrown at runtime. "3" is printed. Compilation fails. "2" is printed. "1" is printed. An exception is thrown at runtime. "3" is printed. Compilation fails. "2" is printed. "1" is printed. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings toString() method is defined in java.lang.String java.lang.Object None of these java.lang.util java.lang.String java.lang.Object None of these java.lang.util ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output?public class Test{ public static void main (String[] args){ String test = "a1b2c3"; String[] tokens = test.split("\\d"); for(String s: tokens) System.out.print(s); } } abc Compilation error Runtime exception thrown 123 abc Compilation error Runtime exception thrown 123 ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many Constructor String class have? 7 11 13 2 None of this 7 11 13 2 None of this 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 true true false false false true true false true true false false false true ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); None of This S1=123456,S2=123456 S1=123456, S2=579 S1=579,S2=579 None of This S1=123456,S2=123456 S1=123456, S2=579 S1=579,S2=579 ANSWER DOWNLOAD EXAMIANS APP