Question

How method can be invoked on unknown object?

(a) obj.getClass().getDeclaredMethod()

(b) obj.getClass().getDeclaredField()

(c) obj.getClass().getMethod()

(d) obj.getClass().getObject()

This question was posed to me in exam.

Query is from Reflection API topic in division Session Management, JSP & API of Java

Answer 1

The correct answer is (c) obj.getClass().getMethod()

For explanation: obj.getClass().getMethod is used to invoke a method on unknown object obj.