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"); } }} "1" is printed. An exception is thrown at runtime. Compilation fails. "3" is printed. "2" is printed. "1" is printed. An exception is thrown at runtime. Compilation fails. "3" is printed. "2" is printed. 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)); }} onetwo twoone one two None of these onetwo twoone one two None of these 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 abc Compilation error 123 Runtime exception thrown abc Compilation error ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The class string belongs to ................. package. java.string java.awt java.applet java.lang java.string java.awt java.applet java.lang ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be output?String S1 = "S1 ="+ "123"+"456";String S2 = "S2 ="+(123+456); 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 None of This ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output of the following program code?public class Test{ public static void main(String args[]){ String s = "what"; StringBuffer sb = new StringBuffer("what"); System.out.print(sb.equals(s)+","+s.equals(sb)); }} false,false true,false true,true None of these false,true false,false true,false true,true None of these false,true ANSWER DOWNLOAD EXAMIANS APP
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