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单项选择题Which constructs a DataOutputStream?()  

A、 New dataInputStream(“in.txt”);

B、 New dataInputStream(new file(“in.txt”));

C、 New dataInputStream(new writer(“in.txt”));

D、 New dataInputStream(new FileWriter(“in.txt”));

E、 New dataInputStream(new InputStream(“in.txt”));

F、 New dataInputStream(new FileInputStream(“in.txt”));

  • F
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