ICSE Class 11 Computer Applications | 11. Basic Input/Output and Data File Handling by Pavan | Learn Smarter
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11. Basic Input/Output and Data File Handling

Input/Output (I/O) in Java encompasses the processes of reading and writing data, essential for user interaction and data management. The chapter outlines methods for input using classes like Scanner, and techniques for output using System.out methods. It also details file handling aspects, including reading from and writing to files through specific classes, while emphasizing the importance of exception handling and resource management in I/O operations.

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Sections

  • 11

    Basic Input/output And Data File Handling

    This section introduces the concepts of basic input/output operations in Java and how to handle data file reading and writing.

    Learning Practice

  • 11.1

    Introduction To Input/output In Java

    This section introduces the concepts of Input/Output (I/O) in Java, explaining their significance and basic mechanisms.

    Learning Practice

  • 11.2

    Input In Java

    This section discusses how to handle input in Java using different classes, with a primary focus on the Scanner class for reading user input.

    Learning Practice

  • 11.3

    Output In Java

    This section discusses various methods to display output in Java, primarily focusing on System.out.print(), System.out.println(), and System.out.printf().

    Learning Practice

  • 11.4

    File Handling In Java

    File handling in Java is the process of reading and writing files using classes from the java.io package.

    Learning Practice

  • 11.5

    Reading Data From A File

    This section covers how to read data from a file in Java using FileReader and BufferedReader.

    Learning Practice

  • 11.6

    Writing Data To A File

    This section explains how to write data to a file in Java using the FileWriter and BufferedWriter classes.

    Learning Practice

  • 11.7

    Handling Exceptions In File I/o

    This section explains the importance of handling exceptions when performing file I/O operations in Java, particularly using try-catch blocks.

    Learning Practice

  • 11.8

    Closing Files

    Closing files is essential in Java to release system resources and prevent memory leaks after input/output operations.

    Learning Practice

  • 11.9

    Conclusion

    The conclusion summarizes the importance and key points of Input/Output operations in Java programming, emphasizing user interactivity and file handling.

    Learning Practice

References

ca11-11.pdf

Class Notes

Memorization

What we have learnt

  • Input and Output are essent...
  • The Scanner class is common...
  • File handling allows Java p...

Final Test

Revision Tests