JAVA Strings How many Constructor String class have? 2 None of this 11 7 13 2 None of this 11 7 13 ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is Displays error message All characters k are replaced by a. All characters a are replaced by k. The first occurrence of k is replaced by a. Displays error message All characters k are replaced by a. All characters a are replaced by k. The first occurrence of k is replaced by a. 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. 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. 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); }} true 0 false Displays error message 1 true 0 false Displays error message 1 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)); }} true,true true,false false,true false,false None of these true,true true,false false,true false,false None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The String method compareTo() returns -1 false 1 true an int value -1 false 1 true an int value ANSWER DOWNLOAD EXAMIANS APP
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