Reading file data in Python - Interactive Code Practice

Practice - 5 Tasks

1fill in blank

easy

Complete the code to open a file named 'data.txt' for reading.

Python

file = open('data.txt', '[1]')

Drag options to blanks, or click blank then click option'

Aw

Ba

Cr

Dx

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'w' or 'a' instead of 'r' when opening a file to read.

The mode 'r' opens the file for reading.

2fill in blank

medium

Complete the code to read the entire content of the file into a variable.

Python

content = file.[1]()

Drag options to blanks, or click blank then click option'

Aread

Bclose

Cwrite

Dreadline

Attempts:

3 left

💡 Hint

Common Mistakes

Using readline() which reads only one line.

Trying to use write() on a file opened for reading.

The read() method reads the whole file content as a string.

3fill in blank

hard

Fix the error in the code to properly close the file after reading.

Python

file = open('data.txt', 'r')
content = file.read()
file.[1]()

Drag options to blanks, or click blank then click option'

Aread

Bclose

Copen

Dwrite

Attempts:

3 left

💡 Hint

Common Mistakes

Forgetting to close the file after reading.

Calling write() on a file opened for reading.

The close() method properly closes the file to free resources.

4fill in blank

hard

Fill both blanks to read all lines from the file into a list.

Python

file = open('data.txt', '[1]')
lines = file.[2]()
file.close()

Drag options to blanks, or click blank then click option'

Ar

Bread

Creadlines

Dw

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'w' mode which is for writing.

Using read() which returns a string, not a list.

Open the file in read mode 'r' and use readlines() to get a list of lines.

5fill in blank

hard

Fill all three blanks to read the file content safely using a context manager.

Python

with open('data.txt', '[1]') as file:
    content = file.[2]()
print([3])

Drag options to blanks, or click blank then click option'

Ar

Bread

Ccontent

Dw

Attempts:

3 left

💡 Hint

Common Mistakes

Using 'w' mode which is for writing.

Trying to print the file object instead of the content.

Use 'r' mode to read, read() to get content, and print the variable content.