List of top Computer Science Questions on File Handling in Python

Arrange the following Python code segments in order with respect to exception handling: (A) except ZeroDivisionError:
\hspace{0.5cm} print("Zero denominator not allowed")
(B) finally:
\hspace{0.5cm} print("Over and Out")
(C) try:
\hspace{0.5cm} n = 50
\hspace{0.5cm} d = int(input("enter denominator"))
\hspace{0.5cm} q = n/d
\hspace{0.5cm} print("division performed")
(D) else:
\hspace{0.5cm} print("Result=", q)

__________ is the process of transforming data or an object in memory (RAM) to a stream of bytes called byte streams.

Identify the correct code to read data from the file \texttt{notes.dat} in a binary file:

How can you save a matplotlib plot as a file?

Arrange the following in order in the context of exception handling:
(A) Program Termination
(B) Exception is raised
(C) Error occurs in a program
(D) Catching an exception Choose the correct answer from the options given below:

Matplotlib library can be installed using pip command. Identify the correct syntax from the following options.

Identify the correct python statement to open a text file \texttt{"data.txt"} in both read and write mode.

In Python, ________ module needs to be imported for implementing a Double-Ended Queue?

Which method moves a file pointer to the nth character with respect to r position?

Consider the following code and specify the correct order of the statements to be written:
Code:
(A) f.write(”CUET EXAMINATION”)
(B) f=open(”CUET.TXT”, ”w”)
(C) print(”Data is Written Successfully”)
(D) f.close()
Choose the correct answer from the options given below:

Match List-I with List-II:

List-I	List-II
(A) readline()	(I) Writes a sequence of strings to the file
(B) writelines()	(II) Reads a single line from the file
(C) seek()	(III) Force any buffered output to be written to the file
(D) flush()	(IV) Moves the file pointer to the specified position

Match List I with List II

List I		List II
A.	tell()	I.	This function used to position the file object at particular position in a file
B.	seek()	II.	This function returns an integer that specifies the current position of the object in the file
C.	dump()	III.	This function is used to convert Python objects for writing data in a binary file
D.	load()	IV.	This function is used to load data from a binary file

Choose the correct answer from the options given below :

Match List I with List II

LIST I	LIST II
A. write lines	III. Writing a sequence of string
B. pickle	I. Module for binary files
C. try-except	IV. Exception handling
D. rb	II. Opening and reading a binary file

Which of the following represents the mode of both writing and reading in binary format in a file?

Which of the following is not a valid mode to open a file?

Which error is generated by pickle.load() function when you reach end-of-file while reading from the file?

Which of the file modes in the following is invalid for a text-file?

Which offset of the seek() method in the following is not valid?