Files Handling In Python MCQ

Test your knowledge with important Files Handling In Python MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Files Handling In Python MCQs at Bissoy

• What is the purpose of the readlines() method in file handling?
  ক

  It reads all lines of a file into a list

  খ

  It writes lines to the file

  গ

  It appends lines to the file

  ঘ

  It closes the file
• What is the correct syntax of open() function?
  ক

  file = open(file_name )

  খ

  file object = open(file_name )

  গ

  file object = open(file_name)

  ঘ

  none of the mentioned
• What is the output of the following code:<br><code>with open('data.txt', 'r') as file:<br> lines = file.read().splitlines()<br>print(len(lines))</code>
  ক

  The number of lines in data.txt

  খ

  An error will occur

  গ

  The content of data.txt

  ঘ

  The file object file
• What is the purpose of the b mode when opening a file in Python?
  ক

  Binary mode

  খ

  Byte mode

  গ

  Base mode

  ঘ

  Bit mode
• How can you open a file for both reading and writing in Python?
  ক

  By using the r+ mode

  খ

  By using the rw mode

  গ

  By using the readwrite mode

  ঘ

  By using the rw+ mode
• How can you remove a file in Python?
  ক

  By using the os.remove() function

  খ

  By using the file.remove() method

  গ

  By using the file.delete() method

  ঘ

  By using the remove() method
• What is the purpose of the a mode when opening a file in Python?
  ক

  Append mode

  খ

  Add mode

  গ

  After mode

  ঘ

  Alter mode
• To read the remaining lines of the file from a file object infile, we use . . . . . . . .
  ক

  infile.read(2)

  খ

  infile.read()

  গ

  infile.readline()

  ঘ

  infile.readlines()
• What is the purpose of the truncate() method in file handling?
  ক

  It resizes the file to the specified size

  খ

  It writes data to the file

  গ

  It closes the file

  ঘ

  It deletes the file
• What is the output of the following code:<br><code>with open('data.txt', 'r') as file:<br> content = file.read(10)<br>print(content)</code>
  ক

  The first 10 characters of data.txt

  খ

  An error will occur

  গ

  The content of data.txt

  ঘ

  The file object file
• How can you rename a file in Python?
  ক

  By using the os.rename() function

  খ

  By using the file.rename() method

  গ

  By using the file.rename_to() method

  ঘ

  By using the rename() method
• To read the next line of the file from a file object infile, we use . . . . . . . .
  ক

  infile.read(2)

  খ

  infile.read()

  গ

  infile.readline()

  ঘ

  infile.readlines()
• What is the output of the following code:<br><code>with open('data.txt', 'r') as file:<br> lines = file.readlines()<br>print(len(lines))</code>
  ক

  The number of lines in data.txt

  খ

  An error will occur

  গ

  The content of data.txt

  ঘ

  The file object file
• The readlines() method returns . . . . . . . .
  ক

  str

  খ

  a list of lines

  গ

  a list of single characters

  ঘ

  a list of integers
• How can you read the entire contents of a binary file in Python?
  ক

  By using the read() method on a file object

  খ

  By using the readlines() method on a file object

  গ

  By using the readall() method on a file object

  ঘ

  By using the readbinary() method
• What is the use of "w" in file handling?
  ক

  Read

  খ

  Write

  গ

  Append

  ঘ

  None of the mentioned
• How can you copy the contents of one file to another in Python?
  ক

  By reading from one file and writing to another

  খ

  By using the copy() method

  গ

  By using the duplicate() method

  ঘ

  By using the transfer() method
• What does the w mode indicate when opening a file in Python?
  ক

  Write mode

  খ

  With mode

  গ

  Wrong mode

  ঘ

  Wide mode
• In file handling, what does this terms means "r, a"?
  ক

  read, append

  খ

  append, read

  গ

  write, append

  ঘ

  none of the mentioned
• To read the entire remaining contents of the file as a string from a file object infile, we use . . . . . . . .
  ক

  infile.read(2)

  খ

  infile.read()

  গ

  infile.readline()

  ঘ

  infile.readlines()
• How can you check if a file exists in Python before opening it?
  ক

  By using the os.path.exists() function

  খ

  By using the file.exists() method

  গ

  By using the file.is_existing() method

  ঘ

  By using the file.exist() method
• How can you check the current position in a file in Python?
  ক

  By using the tell() method on a file object

  খ

  By using the position() method

  গ

  By using the current_position() method

  ঘ

  By using the get_position() method
• What is the use of "a" in file handling?
  ক

  Read

  খ

  Write

  গ

  Append

  ঘ

  None of the mentioned
• What is the output of the following code:<br><code>with open('data.txt', 'w') as file:<br> file.write('Hello, world!')</code>
  ক

  The file data.txt will contain Hello, world!

  খ

  An error will occur

  গ

  The file data.txt will be empty

  ঘ

  Hello, world!
• What is the output of the following code:<br><code>file = open('data.txt', 'r')<br>content = file.read()<br>print(content)</code>
  ক

  Contents of data.txt

  খ

  An error will occur

  গ

  file object

  ঘ

  r
• To read two characters from a file object infile, we use . . . . . . . .
  ক

  infile.read(2)

  খ

  infile.read()

  গ

  infile.readline()

  ঘ

  infile.readlines()
• What is the purpose of the write() method in file handling?
  ক

  It writes data to the file

  খ

  It reads the file contents

  গ

  It creates a new file

  ঘ

  It closes the file
• To open a file c:\scores.txt for writing, we use . . . . . . . .
  ক

  outfile = open(“c:\scores.txt”, “w”)

  খ

  outfile = open(“c:\\scores.txt”, “w”)

  গ

  outfile = open(file = “c:\scores.txt”, “w”)

  ঘ

  outfile = open(file = “c:\\scores.txt”, “w”)
• What is the purpose of the tell() method in file handling?
  ক

  It returns the current file position

  খ

  It reads the file contents

  গ

  It closes the file

  ঘ

  It appends data to the file
• How can you close a file in Python?
  ক

  By using the close() method on a file object

  খ

  By using the end() function

  গ

  By using the exit() method

  ঘ

  By using the terminate() method