The characters in a string have indices that run from 0 to string.length() - 1. The method charAt() returns the character at a specified index. The boolean operator ( == ) returns true only if the two ...

1)String value are stored in dynamic memory (managed heap) and variables of type string keep a reference to an object in heap. 2)The character sequence stored in string variable of class are immutable ...

The documentation contains the following recommendations: Don't use string objects for string literals that are frequently changed. This causes performance issues as several string objects are created ...