JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is The first occurrence of k is replaced by a. Displays error message All characters a are replaced by k. All characters k are replaced by a. The first occurrence of k is replaced by a. Displays error message All characters a are replaced by k. All characters k are replaced by a. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What will be the output?String str1 = "abcde";System.out.println(str1.substring(1, 3)); abc bcd None of these abcd bc abc bcd None of these abcd bc ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many Constructor String class have? None of this 2 7 11 13 None of this 2 7 11 13 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); }} Displays error message true false 0 1 Displays error message true false 0 1 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 two twoone one onetwo None of these two twoone one onetwo 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 false,true None of these false,false true,false true,true false,true None of these false,false true,false ANSWER DOWNLOAD EXAMIANS APP
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