NOTE: More information about Unicode can be found at <a href="http://www.unicode.org.Here">http://www.unicode.org.Here</a> is a program that demonstrates char variables:// Demonstrate char data type.class CharDemo {public static void main(String args[]) {char ch1, ch2;ch1 = 88; // code for Xch2 = Y;System.out.print(ch1 and ch2: );System.out.println(ch1 + + ch2);}}This program displays the followingoutput:ch1 and ch2: X YNotice that