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ect answerWhat does the following code do?FileInputStream fis = new FileInputStream("test.dat");OptionsIt creates a new file named test.dat if it does not exist and opens the file so you can write to it, if write permission is available.It creates a new file named test.dat regardless of whether it exists or not and opens the file so you can write to it, if write permission is available.It thows an error if the file named test.dat does not exist and opens the file, if it exists, so you can read from it and write into it, if write permission is available.It creates a new file named test.dat regardless of whether it exists or not and opens the file so you can read from it and write to it, if write permission is available.Finish

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ect answerWhat does the following code do?FileInputStream fis = new FileInputStream("test.dat");OptionsIt creates a new file named test.dat if it does not exist and opens the file so you can write to it, if write permission is available.It creates a new file named test.dat regardless of whether it exists or not and opens the file so you can write to it, if write permission is available.It thows an error if the file named test.dat does not exist and opens the file, if it exists, so you can read from it and write into it, if write permission is available.It creates a new file named test.dat regardless of whether it exists or not and opens the file so you can read from it and write to it, if write permission is available.Finish

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Solution

The code FileInputStream fis = new FileInputStream("test.dat"); in Java opens a stream for reading from a file named "test.dat". If the file does not exist, it will throw a FileNotFoundException. So, the correct option is: "It throws an error if the file named test.dat does not exist and opens the file, if it exists, so you can read from it and write into it, if write permission is available." However, it's important to note that FileInputStream is used for reading data, not writing.

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