File Handling in Python Class 12 MCQ

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File Handling in Python is a crucial topic in the Class 12 Computer Science CBSE curriculum. It focuses on how to work with text and binary files using Python’s built-in functions. This topic is important for both theory and practical exams.

File Handling in Python Class 12 MCQ

1. A text file stores information is __________ characters.
a. ASCII
b. Unicode
c. Both a) and b) 
d. None of the above

2. In text files, each line of text is terminated, with a special character known as ___________.
a. EOL 
b. EOF
c. EEF
d. All of the above

3. Which one of the following is correct for carriage-return and newline combination.
a. \r\n 
b. /r/n
c. \r/n
d. /r\n

4. A _________ file is just a file that contains information in the same format in which the information is held in memory.
a. Text file
b. Binary file 
c. Word file
d. None of the above

5. _________file format are faster and easier for a prgram to read and write than other file format.
a. Text file
b. Binary file 
c. Doc file
d. None of the above

6. The command for opening a file in Python file handling is ____________.
a. open() 
b. update()
c. both a) and b)
d. None of the above

7. The command for closing a file in Python file handling is ____________.
a. close() 
b. closing()
c. object()
d. None of the above

8. _________ text file mode is used to read data from file.
a. ‘r’
b. ‘rb’
c. ‘r+’
d. None of the above

9. _________ text file mode is used to apped data in the file using file handling.
a. ‘w’
b. ‘ab’
c. ‘a’ 
d. None of the above

10. _________ binary file mode is used to append data in the file using file handling.
a. ‘ab’ 
b. ‘w’
c. ‘a’
d. None of the above

11. Which of the following option is correct for ‘a+’ text file mode.
a. File is create if does not exit
b. If file exist, file’s existing data is retained; new data is appended
c. Both reading and writing operation can take palce.
d. All of the above 

12. ___________ function is used to read the data from the file.
a. read()
b. readline()
c. readlines()
d. All of the above 

13. Which function is used to write data onto a file.
a. write()
b. writelines()
c. Both a) and b) 
d. None of the above

14. Python holds everything to write in the file in buffer. if you want to force python to write the contents of buffer onto storage, you can use ________ function.
a. flush() 
b. push()
c. clear()
d. None of the above

15. Which function is used to remove whitespace after reading a file in file handling.
a. write()
b. read()
c. strip() 
d. None of the above

16. _________ removes the given character from trailing end or from the right end.
a. strip()
b. rstrip() 
c. lstrip()
d. None of the above

17. A text file can be opened in ________ file modes.
a. ‘r’ and ‘w’
b. ‘a’ and ‘r+’
c. ‘w+’ and ‘a+’
d. All of the above 

18. A binary file can be opend in ________ file mode.
a. ‘rb’ and ‘wb’
b. ‘ab’ and ‘r+b’
c. (‘rb+’), ‘w+b'(wb+’), ‘a+b'(‘ab+’)
d. All of the above 

19. ________ are the standard streams in file handling.
a. stdin (standard input)
b. stdout (standard output)
c. stderr (standard error)
d. All of the above 

20. The input and output devices are implemented as file, also called __________.
a. Standard streams 
b. Standard Binary
c. Standar Text
d. None of the above

21. In python directory denonted as a dot(.) while its parent directory is denoted with ________.
a. Three dots(…)
b. Two dots(..) 
c. Both a) and b)
d. None of the above

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