JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is 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. Displays error message All characters k are replaced by a. 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 true,false false,false None of these true,true false,true true,false false,false None of these ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The String method compareTo() returns -1 1 false an int value true -1 1 false an int value true 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); } } Runtime exception thrown 123 Compilation error abc Runtime exception thrown 123 Compilation error abc ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The output of the following fraction of code ispublic class Test{ public static void main(String args[]){ String s1 = new String("Hello");String s2 = new String("Hellow");System.out.println(s1 = s2);}} Throws an exception None of these Hellow Hello Compilation error Throws an exception None of these Hellow Hello Compilation error ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings The class string belongs to ................. package. java.lang java.awt java.applet java.string java.lang java.awt java.applet java.string ANSWER DOWNLOAD EXAMIANS APP