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01
/ 10
How is a custom InputStream or OutputStream written in Java?
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A.
At minimum read() should be implemented; read(byte[],int,int) should be overridden for performance; features added with decorator
B.
read(byte[], int, int) cannot be overridden; default implementation cannot be changed
C.
All methods must be implemented for writing custom InputStream; single method not sufficient
D.
InputStream cannot be extended; custom stream can only be written with interface
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