Java Advanced Java - Technical Questions and Answers

91.	What is the Map interface?
	Answer: The Map interface replaces the JDK 1.1 Dictionary class and is used associate keys with values. Workspace Report errors ... Name : Email: View Answer

92.	Does a class inherit the constructors of its superclass?
	Answer: A class does not inherit constructors from any of its superclasses. Workspace Report errors ... Name : Email: View Answer

93.	For which statements does it make sense to use a label?
	Answer: The only statements for which it makes sense to use a label are those statements that can enclose a break or continue statement. Workspace Report errors ... Name : Email: View Answer

94.	What is the purpose of the System class?
	Answer: The purpose of the System class is to provide access to system resources. Workspace Report errors ... Name : Email: View Answer

95.	Which TextComponent method is used to set a TextComponent to the read-only state?
	Answer: setEditable(). Workspace Report errors ... Name : Email: View Answer

96.	How are the elements of a CardLayout organized?
	Answer: The elements of a CardLayout are stacked, one on top of the other, like a deck of cards. Workspace Report errors ... Name : Email: View Answer

97.	Is &&= a valid Java operator?
	Answer: No. It is not a valid java operator. Workspace Report errors ... Name : Email: View Answer

98.	Name the eight primitive Java types.
	Answer: The eight primitive types are byte, char, short, int, long, float, double, and boolean. Workspace Report errors ... Name : Email: View Answer

99.	Which class should you use to obtain design information about an object?
	Answer: The Class class is used to obtain information about an object's design. Workspace Report errors ... Name : Email: View Answer

100.	What is the relationship between clipping and repainting?
	Answer: When a window is repainted by the AWT painting thread, it sets the clipping regions to the area of the window that requires repainting. Workspace Report errors ... Name : Email: View Answer