JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is 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. The first occurrence of k is replaced by a. Displays error message All characters a are replaced by k. ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The String method compareTo() returns 1 false an int value -1 true 1 false an int value -1 true ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many objects will be created?String a = new String("Examveda");String b = new String("Examveda");String c = "Examveda";String d = "Examveda"; None of this 3 2 4 None of this 3 2 4 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,true true,true None of these false,false true,false false,true true,true None of these false,false true,false 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); } } hellow9 Throws an exception as string and int are not compatible for addition 9hellow None of these Compilation error hellow9 Throws an exception as string and int are not compatible for addition 9hellow None of these Compilation error ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings How many Constructor String class have? None of this 7 2 11 13 None of this 7 2 11 13 ANSWER DOWNLOAD EXAMIANS APP
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