String sentence;
String str1, str2, str3, str4;
Int length1;sentence = "First exam is on Monday.";str1 = sentence.substring(6, 12);
Str2 = str1.substring(0, 4);
Str3 = sentence.replace('i', '#');
Str4 = sentence.indexOf("on");length1 = sentence.length();Based on the code above, what is the value of str4?
A) 11
B) 12
C) 13
D) 14

Question

Quizplus · Accepted Answer

The value of str4 is 14 because the indexOf method returns the index of the first occurrence of the specified substring, "on", which starts at the 14th position in the string "First exam is on Monday.".

String Sentence; String Str1, Str2, Str3, Str4;