Interfaces And Abstract Classes - Study Mode

[#151] Which of these interface is not a member of java.io package?
Correct Answer

(C) ObjectFilter

[#152] Which of these package is used for graphical user interface?
Correct Answer

(B) java.awt

[#153] toRadian() and toDegree() methods were added by which version of Java?
Correct Answer

(C) Java 2.0

[#154] Which of the following exceptions is thrown by every method of Runtime class?
Correct Answer

(C) SecurityException

[#155] Which of these is a method to clear all the data present in output buffers?
Correct Answer

(B) flush()