When a file is opened for output, what happens when.

Q. When a file is opened for output, what happens when

(i) The mentioned file does not exist

(ii) The mentioned file does exist

 

Answer =

 

(I) 

• If file is open in read mode then it give error.

• If file is open in write or append mode then file created by python.

 

(II)

• If file is open in read mode then python read the data according to program.

• If file is open in write mode then python delete all data and write new data according to user.

• If file is open in append mode then the data in the file is retained and new data being written will be appended to end.