Practice Buffer Classes (21.2.2) - Java I/O and NIO

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6 sample questions

Question 1.
What is a buffer in Java NIO?
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Think about how data is managed before it's processed.
Question 2.
Name a type of buffer class in Java NIO.
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Consider various data types you know.
3Question 3.
What is the primary purpose of a buffer in Java NIO?
- To hold data continuously
- To temporarily store data for I/O operations
- To permanently store data
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Think about how data is managed for efficiency.
4Question 4.
True or False: ByteBuffer can only handle character data.
- True
- False
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Look at the different types of buffers.
Question 5.
Create a Java program that utilizes a ByteBuffer to read multiple byte values from a source and print them in reverse order. Discuss the buffer management you implemented.
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Think about how you process the data.
Question 6.
Compare the use of a CharBuffer versus a ByteBuffer when reading from a text file that contains both text and binary data. Discuss the implications of using one over the other.
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Consider the data types being read.

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