Interfaces And Abstract Classes - Study Mode
[#161] Which of these class can be used to implement the input stream that uses a character array as the source?
Correct Answer
(C) CharArrayReader
[#162] Which of these is a process of converting a simple data type into a class?
Correct Answer
(A) type wrapping
[#163] Which of these method(s) is/are used for writing bytes to an outputstream?
Correct Answer
(B) print() and write()
[#164] Which of these exceptions will be thrown if we use null reference for an arithmetic operation?
Correct Answer
(B) NullPointerException
[#165] Which of these is a super class of wrappers Long, Character & Integer?
Correct Answer
(D) Number