What is file handling?
Enjoying Flashcards?
Tell us what you think
What is file handling?
File handling is the use of programming techniques to work with information stored in text files.
List four examples of file handling techniques.
1. Opening text files
2. Reading text files
3. Writing text files
4. Closing text files.
In Python, how do you open a file named "fruit.txt" in read mode?
file = open("fruit.txt","r")
How do you close a file in Python?
file.close()
What does the "a" mode mean when opening a file in Python?
The "a" mode is for writing to the end of an existing file only (append).
True or False?
The "w" mode in Python will create a new file if it doesn't exist.
True.
The "w" mode in Python will create a new file if it doesn't exist.
What is the purpose of the readline() function in Python?
The readline() function is used to read a single line from a file.
How do you write a new line to a file in Python?
file.write("New line content\n")
What does the following code do:
endOfFile = name == ""
It checks if the end of the file has been reached by seeing if the 'name' variable is empty.
True or False?
It's important to always make a backup of text files you are working with.
True.
It's important to always make a backup of text files you are working with, as one mistake can cause you to lose the contents.