13. File Handling

Try these first

1. 1.

   What is a file?

   Hint

   Think about where your documents are stored on your computer.

2. 2.

   Name two types of files.

   Hint

   What kind of files can you read easily versus those you can’t?

3. 3.

   What does the 'r' mode mean in file operations?

   • Read-only
   • Write
   • Append

   Hint

   Consider whether this mode allows you to change the file.

4. 4.

   True or False: A binary file is human-readable.

   • True
   • False

   Hint

   Think about how you'd access the data in a binary file.

5. 5.

   Write a program in Java that reads a text file and counts the number of lines in it.

   Hint

   Use 'readLine()' method for line-by-line reading.

6. 6.

   Using Python, create a binary file to store integer values from 1 to 10 and read them back to display.

   Hint

   Remember to handle... all modes properly when working with binary files.