JAVA Strings The class string belongs to ................. package. java.applet java.awt java.string java.lang java.applet java.awt java.string java.lang 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)); }} None of these false,true true,true false,false true,false None of these false,true true,true false,false true,false 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)); }} twoone two onetwo one None of these twoone two onetwo one None of these 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); } } Throws an exception as string and int are not compatible for addition hellow9 Compilation error 9hellow None of these Throws an exception as string and int are not compatible for addition hellow9 Compilation error 9hellow None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What is the output of the following println statement?String str1 = "Hellow";System.out.println(str1.indexOf('t')); false true -1 0 1 false true -1 0 1 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"); } }} Compilation fails. "1" is printed. "3" is printed. An exception is thrown at runtime. "2" is printed. Compilation fails. "1" is printed. "3" is printed. An exception is thrown at runtime. "2" is printed. ANSWER DOWNLOAD EXAMIANS APP
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