Which of these statement is incorrect?
(a) A thread can be formed by implementing Runnable interface only
(b) A thread can be formed by a class that extends Thread class
(c) start() method is used to begin execution of the thread
(d) run() method is used to begin execution of a thread before start() method in special cases
This question was posed to me in an online quiz.
The doubt is from Implementing Runnable interface for Threads in section Multithreading of Java
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