Practice Reading Data From A File (11.5) - Basic Input/Output and Data File Handling

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8 questions

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6 sample questions

Question 1.
What is the purpose of the FileReader class?
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Think of it as a tool to open and read files.
Question 2.
What does BufferedReader enhance in file reading?
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It makes reading faster.
3Question 3.
What class is used to read character files in Java?
- FileReader
- BufferedReader
- InputStream
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Remember which class deals directly with file reading.
4Question 4.
True or False: BufferedReader reads one character at a time.
- True
- False
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Consider how BufferedReader functions.
Question 5.
Create a Java program that reads a file called 'data.txt' and counts the number of lines. Handle exceptions properly.
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Output the counter at the end!
Question 6.
Explain what would happen if you forgot to close the BufferedReader and the implications it might have for resource management.
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Think about your computer's memory!

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