JAVA Strings String str1 = "Kolkata".replace('k', 'a');In the above statement, the effect on string Kolkata is Displays error message All characters a are replaced by k. The first occurrence of k is replaced by a. All characters k are replaced by a. Displays error message All characters a are replaced by k. The first occurrence of k is replaced by a. All characters k are replaced by a. 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"; 3 None of this 4 2 3 None of this 4 2 ANSWER DOWNLOAD EXAMIANS APP
JAVA Strings What is the output of the following println statement?String str1 = "Hellow";System.out.println(str1.indexOf('t')); -1 false 1 0 true -1 false 1 0 true 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); } } None of these 9hellow hellow9 Compilation error Throws an exception as string and int are not compatible for addition None of these 9hellow hellow9 Compilation error Throws an exception as string and int are not compatible for addition 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 1 false 0 true Displays error message 1 false 0 true 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,false None of these false,true true,true true,false false,false None of these false,true ANSWER DOWNLOAD EXAMIANS APP
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