JAVA INPUT OUTPUT QUIZ

Which of these classes defined in java.io and used for file-handling are abstract?A. InputStreamB. PrintStreamC. ReaderD. FileInputStreamE. FileWriter

B and D

Only A

A, B and E

Only C

A and C

TRUE ANSWER : ?
YOUR ANSWER : ?

System class is defined in .................

java.util package

java.lang package

java.awt package

None of these

java.io package

TRUE ANSWER : ?
YOUR ANSWER : ?

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