Suppose that s1, s2, and s3 are three strings, given as follows:String s1 = "Welcome t...

Suppose that s1, s2, and s3 are three strings, given as follows:

String s1 = "Welcome to Java";

String s2 = "Programming is fun";

String s3 = "Welcome to Java";

What are the results of the following expressions?

(a) s1 == s2

(b) s2 == s3

(c) s1.equals(s2)

(d) s1.equals(s3)

(e) s1.compareTo(s2)

(f) s2.compareTo(s3)

(g) s2.compareTo(s2)

(h) s1.charAt(0)

(i) s1.indexOf('j')

(j) s1.indexOf("to")

(k) s1.lastIndexOf('a')

(l) s1.lastIndexOf("o", 15)

(m) s1.length()

(n) s1.substring(5)

(o) s1.substring(5, 11)

(p) s1.startsWith("Wel")

(q) s1.endsWith("Java")

(r) s1.toLowerCase()

(s) s1.toUpperCase()

(t) s1.concat(s2)

(u) s1.contains(s2)

(v) "\t Wel \t".trim()