Question 21 :
Can a lock be acquired on a class?
Yes, a lock can be acquired on a class. This lock is acquired on the class's Class object.
Question 22 :
What's new with the stop(), suspend() and resume() methods in JDK 1.2?
The stop(), suspend() and resume() methods have been deprecated in JDK 1.2.
Question 23 :
Is null a keyword?
The null value is not a keyword.
Question 24 :
What is the preferred size of a component?
The preferred size of a component is the minimum component size that will allow the component to display normally.
Question 25 :
What method is used to specify a container's layout?
The setLayout() method is used to specify a container's layout.