Practice Commonly Used Classes In Java.io (1.1.2)

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8 questions

Flashcard drill
4 cards from this section. Quick, good the night before a test.
Exercise
6 questions · about 4 min · pass mark 70%. Hints available.
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Quiz
2 questions · about 1 min · pass mark 70%. Hints available.
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6 sample questions

Question 1.
What does the File class represent?
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Think about what a file is in terms of Java.
Question 2.
What is the purpose of InputStream in Java?
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Relate it to reading from a source.
3Question 3.
What class in Java represents file and directory pathnames?
- Stream
- File
- Reader
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What is the base class for file handling?
4Question 4.
Buffered input streams enhance performance by:
- True
- False
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Think about data transmission efficiency.
Question 5.
Write a Java program using File and BufferedWriter to create a text file and write 'Hello World!' into it. Ensure to handle exceptions appropriately.
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Consider file paths and exception handling!
Question 6.
Explain how you would read the content from a file using BufferedReader and also discuss the importance of handling EOFException.
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Think about what happens when you reach the end of a file.

4 more questions in this section. Enroll free to practise them all.