System class is defined in ................. java.util package java.lang package None of these java.awt package java.io package TRUE ANSWER : ? YOUR ANSWER : ?
Which of these classes defined in java.io and used for file-handling are abstract?A. InputStreamB. PrintStreamC. ReaderD. FileInputStreamE. FileWriter B and D A and C Only C A, B and E Only A TRUE ANSWER : ? YOUR ANSWER : ?