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