JAVA Strings What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); None of This S1=123456, S2=579 S1=579,S2=579 S1=123456,S2=123456 None of This S1=123456, S2=579 S1=579,S2=579 S1=123456,S2=123456 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); } } Compilation error None of these hellow9 9hellow Throws an exception as string and int are not compatible for addition Compilation error None of these hellow9 9hellow Throws an exception as string and int are not compatible for addition 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); } } Compilation error Runtime exception thrown 123 abc Compilation error Runtime exception thrown 123 abc ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many objects will be created?String a = new String("Examveda");String b = new String("Examveda");String c = "Examveda";String d = "Examveda"; None of this 3 4 2 None of this 3 4 2 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); }} 1 true Displays error message 0 false 1 true Displays error message 0 false 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. "3" is printed. "2" is printed. Compilation fails. "1" is printed. An exception is thrown at runtime. "3" is printed. "2" is printed. Compilation fails. "1" is printed. ANSWER DOWNLOAD EXAMIANS APP
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