JAVA Strings The class string belongs to ................. package. java.lang java.string java.awt java.applet java.lang java.string java.awt java.applet ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); S1=579,S2=579 S1=123456,S2=123456 S1=123456, S2=579 None of This S1=579,S2=579 S1=123456,S2=123456 S1=123456, S2=579 None of This 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. "2" is printed. An exception is thrown at runtime. "1" is printed. Compilation fails. "3" is printed. "2" is printed. An exception is thrown at runtime. "1" is printed. Compilation fails. 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 abc 123 Runtime exception thrown Compilation error abc 123 Runtime exception thrown ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The String method compareTo() returns true 1 -1 false an int value true 1 -1 false an int value 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 str1 = "one";String str2 = "two";System.out.println(str1.concat(str2)); }} None of these twoone one onetwo two None of these twoone one onetwo two ANSWER DOWNLOAD EXAMIANS APP